Commits

Miki Tebeka committed 0704f13

noise reduction in ipython

Comments (0)

Files changed (1)

noise-reduction.ipynb

+{
+ "metadata": {
+  "name": ""
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "from matplotlib import pyplot as plt\n",
+      "import numpy as np\n",
+      "\n",
+      "values = np.random.binomial(1000, 0.5, 1000)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [],
+     "prompt_number": 28
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "plt.hist(values, bins=20)  # Generate some annoying noise before the chart"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "metadata": {},
+       "output_type": "pyout",
+       "prompt_number": 29,
+       "text": [
+        "(array([   3.,    3.,    7.,   23.,   39.,   46.,   75.,   94.,   94.,\n",
+        "        118.,  121.,  104.,   82.,   66.,   45.,   46.,   18.,    8.,\n",
+        "          6.,    2.]),\n",
+        " array([ 454.  ,  458.65,  463.3 ,  467.95,  472.6 ,  477.25,  481.9 ,\n",
+        "        486.55,  491.2 ,  495.85,  500.5 ,  505.15,  509.8 ,  514.45,\n",
+        "        519.1 ,  523.75,  528.4 ,  533.05,  537.7 ,  542.35,  547.  ]),\n",
+        " <a list of 20 Patch objects>)"
+       ]
+      },
+      {
+       "metadata": {},
+       "output_type": "display_data",
+       "svg": [
+        "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n",
+        "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n",
+        "  \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n",
+        "<!-- Created with matplotlib (http://matplotlib.org/) -->\n",
+        "<svg height=\"256pt\" version=\"1.1\" viewBox=\"0 0 379 256\" width=\"379pt\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
+        " <defs>\n",
+        "  <style type=\"text/css\">\n",
+        "*{stroke-linecap:butt;stroke-linejoin:round;}\n",
+        "  </style>\n",
+        " </defs>\n",
+        " <g id=\"figure_1\">\n",
+        "  <g id=\"patch_1\">\n",
+        "   <path d=\"\n",
+        "M0 256.117\n",
+        "L379.351 256.117\n",
+        "L379.351 0\n",
+        "L0 0\n",
+        "z\n",
+        "\" style=\"fill:#ffffff;\"/>\n",
+        "  </g>\n",
+        "  <g id=\"axes_1\">\n",
+        "   <g id=\"patch_2\">\n",
+        "    <path d=\"\n",
+        "M28.525 235.239\n",
+        "L363.325 235.239\n",
+        "L363.325 12.0391\n",
+        "L28.525 12.0391\n",
+        "z\n",
+        "\" style=\"fill:#ffffff;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_3\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M67.585 235.239\n",
+        "L80.5585 235.239\n",
+        "L80.5585 230.456\n",
+        "L67.585 230.456\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_4\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M80.5585 235.239\n",
+        "L93.532 235.239\n",
+        "L93.532 230.456\n",
+        "L80.5585 230.456\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_5\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M93.532 235.239\n",
+        "L106.506 235.239\n",
+        "L106.506 224.079\n",
+        "L93.532 224.079\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_6\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M106.505 235.239\n",
+        "L119.479 235.239\n",
+        "L119.479 198.57\n",
+        "L106.505 198.57\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_7\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M119.479 235.239\n",
+        "L132.453 235.239\n",
+        "L132.453 173.062\n",
+        "L119.479 173.062\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_8\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M132.453 235.239\n",
+        "L145.426 235.239\n",
+        "L145.426 161.902\n",
+        "L132.453 161.902\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_9\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M145.426 235.239\n",
+        "L158.4 235.239\n",
+        "L158.4 115.668\n",
+        "L145.426 115.668\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_10\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M158.4 235.239\n",
+        "L171.373 235.239\n",
+        "L171.373 85.3762\n",
+        "L158.4 85.3762\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_11\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M171.373 235.239\n",
+        "L184.347 235.239\n",
+        "L184.347 85.3762\n",
+        "L171.373 85.3762\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_12\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M184.347 235.239\n",
+        "L197.32 235.239\n",
+        "L197.32 47.1133\n",
+        "L184.347 47.1133\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_13\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M197.32 235.239\n",
+        "L210.294 235.239\n",
+        "L210.294 42.3305\n",
+        "L197.32 42.3305\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_14\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M210.294 235.239\n",
+        "L223.267 235.239\n",
+        "L223.267 69.4333\n",
+        "L210.294 69.4333\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_15\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M223.267 235.239\n",
+        "L236.241 235.239\n",
+        "L236.241 104.508\n",
+        "L223.267 104.508\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_16\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M236.241 235.239\n",
+        "L249.214 235.239\n",
+        "L249.214 130.016\n",
+        "L236.241 130.016\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_17\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M249.214 235.239\n",
+        "L262.187 235.239\n",
+        "L262.187 163.496\n",
+        "L249.214 163.496\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_18\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M262.188 235.239\n",
+        "L275.161 235.239\n",
+        "L275.161 161.902\n",
+        "L262.188 161.902\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_19\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M275.161 235.239\n",
+        "L288.134 235.239\n",
+        "L288.134 206.542\n",
+        "L275.161 206.542\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_20\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M288.135 235.239\n",
+        "L301.108 235.239\n",
+        "L301.108 222.485\n",
+        "L288.135 222.485\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_21\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M301.108 235.239\n",
+        "L314.082 235.239\n",
+        "L314.082 225.673\n",
+        "L301.108 225.673\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_22\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M314.082 235.239\n",
+        "L327.055 235.239\n",
+        "L327.055 232.05\n",
+        "L314.082 232.05\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"matplotlib.axis_1\">\n",
+        "    <g id=\"xtick_1\">\n",
+        "     <g id=\"line2d_1\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L0 -4\" id=\"mc7db9fdffb\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_2\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L0 4\" id=\"m5a7d422ac3\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_1\">\n",
+        "      <!-- 440 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M31.7812 66.4062\n",
+        "Q24.1719 66.4062 20.3281 58.9062\n",
+        "Q16.5 51.4219 16.5 36.375\n",
+        "Q16.5 21.3906 20.3281 13.8906\n",
+        "Q24.1719 6.39062 31.7812 6.39062\n",
+        "Q39.4531 6.39062 43.2812 13.8906\n",
+        "Q47.125 21.3906 47.125 36.375\n",
+        "Q47.125 51.4219 43.2812 58.9062\n",
+        "Q39.4531 66.4062 31.7812 66.4062\n",
+        "M31.7812 74.2188\n",
+        "Q44.0469 74.2188 50.5156 64.5156\n",
+        "Q56.9844 54.8281 56.9844 36.375\n",
+        "Q56.9844 17.9688 50.5156 8.26562\n",
+        "Q44.0469 -1.42188 31.7812 -1.42188\n",
+        "Q19.5312 -1.42188 13.0625 8.26562\n",
+        "Q6.59375 17.9688 6.59375 36.375\n",
+        "Q6.59375 54.8281 13.0625 64.5156\n",
+        "Q19.5312 74.2188 31.7812 74.2188\" id=\"BitstreamVeraSans-Roman-30\"/>\n",
+        "       <path d=\"\n",
+        "M37.7969 64.3125\n",
+        "L12.8906 25.3906\n",
+        "L37.7969 25.3906\n",
+        "z\n",
+        "\n",
+        "M35.2031 72.9062\n",
+        "L47.6094 72.9062\n",
+        "L47.6094 25.3906\n",
+        "L58.0156 25.3906\n",
+        "L58.0156 17.1875\n",
+        "L47.6094 17.1875\n",
+        "L47.6094 0\n",
+        "L37.7969 0\n",
+        "L37.7969 17.1875\n",
+        "L4.89062 17.1875\n",
+        "L4.89062 26.7031\n",
+        "z\n",
+        "\" id=\"BitstreamVeraSans-Roman-34\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(19.5578125 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_2\">\n",
+        "     <g id=\"line2d_3\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"84.325\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_4\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"84.325\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_2\">\n",
+        "      <!-- 460 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M33.0156 40.375\n",
+        "Q26.375 40.375 22.4844 35.8281\n",
+        "Q18.6094 31.2969 18.6094 23.3906\n",
+        "Q18.6094 15.5312 22.4844 10.9531\n",
+        "Q26.375 6.39062 33.0156 6.39062\n",
+        "Q39.6562 6.39062 43.5312 10.9531\n",
+        "Q47.4062 15.5312 47.4062 23.3906\n",
+        "Q47.4062 31.2969 43.5312 35.8281\n",
+        "Q39.6562 40.375 33.0156 40.375\n",
+        "M52.5938 71.2969\n",
+        "L52.5938 62.3125\n",
+        "Q48.875 64.0625 45.0938 64.9844\n",
+        "Q41.3125 65.9219 37.5938 65.9219\n",
+        "Q27.8281 65.9219 22.6719 59.3281\n",
+        "Q17.5312 52.7344 16.7969 39.4062\n",
+        "Q19.6719 43.6562 24.0156 45.9219\n",
+        "Q28.375 48.1875 33.5938 48.1875\n",
+        "Q44.5781 48.1875 50.9531 41.5156\n",
+        "Q57.3281 34.8594 57.3281 23.3906\n",
+        "Q57.3281 12.1562 50.6875 5.35938\n",
+        "Q44.0469 -1.42188 33.0156 -1.42188\n",
+        "Q20.3594 -1.42188 13.6719 8.26562\n",
+        "Q6.98438 17.9688 6.98438 36.375\n",
+        "Q6.98438 53.6562 15.1875 63.9375\n",
+        "Q23.3906 74.2188 37.2031 74.2188\n",
+        "Q40.9219 74.2188 44.7031 73.4844\n",
+        "Q48.4844 72.75 52.5938 71.2969\" id=\"BitstreamVeraSans-Roman-36\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(75.3578125 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-36\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_3\">\n",
+        "     <g id=\"line2d_5\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"140.125\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_6\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"140.125\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_3\">\n",
+        "      <!-- 480 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M31.7812 34.625\n",
+        "Q24.75 34.625 20.7188 30.8594\n",
+        "Q16.7031 27.0938 16.7031 20.5156\n",
+        "Q16.7031 13.9219 20.7188 10.1562\n",
+        "Q24.75 6.39062 31.7812 6.39062\n",
+        "Q38.8125 6.39062 42.8594 10.1719\n",
+        "Q46.9219 13.9688 46.9219 20.5156\n",
+        "Q46.9219 27.0938 42.8906 30.8594\n",
+        "Q38.875 34.625 31.7812 34.625\n",
+        "M21.9219 38.8125\n",
+        "Q15.5781 40.375 12.0312 44.7188\n",
+        "Q8.5 49.0781 8.5 55.3281\n",
+        "Q8.5 64.0625 14.7188 69.1406\n",
+        "Q20.9531 74.2188 31.7812 74.2188\n",
+        "Q42.6719 74.2188 48.875 69.1406\n",
+        "Q55.0781 64.0625 55.0781 55.3281\n",
+        "Q55.0781 49.0781 51.5312 44.7188\n",
+        "Q48 40.375 41.7031 38.8125\n",
+        "Q48.8281 37.1562 52.7969 32.3125\n",
+        "Q56.7812 27.4844 56.7812 20.5156\n",
+        "Q56.7812 9.90625 50.3125 4.23438\n",
+        "Q43.8438 -1.42188 31.7812 -1.42188\n",
+        "Q19.7344 -1.42188 13.25 4.23438\n",
+        "Q6.78125 9.90625 6.78125 20.5156\n",
+        "Q6.78125 27.4844 10.7812 32.3125\n",
+        "Q14.7969 37.1562 21.9219 38.8125\n",
+        "M18.3125 54.3906\n",
+        "Q18.3125 48.7344 21.8438 45.5625\n",
+        "Q25.3906 42.3906 31.7812 42.3906\n",
+        "Q38.1406 42.3906 41.7188 45.5625\n",
+        "Q45.3125 48.7344 45.3125 54.3906\n",
+        "Q45.3125 60.0625 41.7188 63.2344\n",
+        "Q38.1406 66.4062 31.7812 66.4062\n",
+        "Q25.3906 66.4062 21.8438 63.2344\n",
+        "Q18.3125 60.0625 18.3125 54.3906\" id=\"BitstreamVeraSans-Roman-38\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(131.1578125 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-38\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_4\">\n",
+        "     <g id=\"line2d_7\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"195.925\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_8\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"195.925\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_4\">\n",
+        "      <!-- 500 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M10.7969 72.9062\n",
+        "L49.5156 72.9062\n",
+        "L49.5156 64.5938\n",
+        "L19.8281 64.5938\n",
+        "L19.8281 46.7344\n",
+        "Q21.9688 47.4688 24.1094 47.8281\n",
+        "Q26.2656 48.1875 28.4219 48.1875\n",
+        "Q40.625 48.1875 47.75 41.5\n",
+        "Q54.8906 34.8125 54.8906 23.3906\n",
+        "Q54.8906 11.625 47.5625 5.09375\n",
+        "Q40.2344 -1.42188 26.9062 -1.42188\n",
+        "Q22.3125 -1.42188 17.5469 -0.640625\n",
+        "Q12.7969 0.140625 7.71875 1.70312\n",
+        "L7.71875 11.625\n",
+        "Q12.1094 9.23438 16.7969 8.0625\n",
+        "Q21.4844 6.89062 26.7031 6.89062\n",
+        "Q35.1562 6.89062 40.0781 11.3281\n",
+        "Q45.0156 15.7656 45.0156 23.3906\n",
+        "Q45.0156 31 40.0781 35.4375\n",
+        "Q35.1562 39.8906 26.7031 39.8906\n",
+        "Q22.75 39.8906 18.8125 39.0156\n",
+        "Q14.8906 38.1406 10.7969 36.2812\n",
+        "z\n",
+        "\" id=\"BitstreamVeraSans-Roman-35\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(187.09921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_5\">\n",
+        "     <g id=\"line2d_9\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"251.725\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_10\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"251.725\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_5\">\n",
+        "      <!-- 520 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M19.1875 8.29688\n",
+        "L53.6094 8.29688\n",
+        "L53.6094 0\n",
+        "L7.32812 0\n",
+        "L7.32812 8.29688\n",
+        "Q12.9375 14.1094 22.625 23.8906\n",
+        "Q32.3281 33.6875 34.8125 36.5312\n",
+        "Q39.5469 41.8438 41.4219 45.5312\n",
+        "Q43.3125 49.2188 43.3125 52.7812\n",
+        "Q43.3125 58.5938 39.2344 62.25\n",
+        "Q35.1562 65.9219 28.6094 65.9219\n",
+        "Q23.9688 65.9219 18.8125 64.3125\n",
+        "Q13.6719 62.7031 7.8125 59.4219\n",
+        "L7.8125 69.3906\n",
+        "Q13.7656 71.7812 18.9375 73\n",
+        "Q24.125 74.2188 28.4219 74.2188\n",
+        "Q39.75 74.2188 46.4844 68.5469\n",
+        "Q53.2188 62.8906 53.2188 53.4219\n",
+        "Q53.2188 48.9219 51.5312 44.8906\n",
+        "Q49.8594 40.875 45.4062 35.4062\n",
+        "Q44.1875 33.9844 37.6406 27.2188\n",
+        "Q31.1094 20.4531 19.1875 8.29688\" id=\"BitstreamVeraSans-Roman-32\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(242.89921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-32\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_6\">\n",
+        "     <g id=\"line2d_11\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"307.525\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_12\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"307.525\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_6\">\n",
+        "      <!-- 540 -->\n",
+        "      <g transform=\"translate(298.69921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_7\">\n",
+        "     <g id=\"line2d_13\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_14\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_7\">\n",
+        "      <!-- 560 -->\n",
+        "      <g transform=\"translate(354.49921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-36\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "   </g>\n",
+        "   <g id=\"matplotlib.axis_2\">\n",
+        "    <g id=\"ytick_1\">\n",
+        "     <g id=\"line2d_15\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L4 0\" id=\"md7965d1ba0\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_16\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L-4 0\" id=\"md9a1c1a7cd\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_8\">\n",
+        "      <!-- 0 -->\n",
+        "      <g transform=\"translate(19.4859375 237.9984375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_2\">\n",
+        "     <g id=\"line2d_17\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"203.353348214\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_18\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"203.353348214\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_9\">\n",
+        "      <!-- 20 -->\n",
+        "      <g transform=\"translate(13.196875 206.112723214)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-32\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_3\">\n",
+        "     <g id=\"line2d_19\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"171.467633929\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_20\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"171.467633929\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_10\">\n",
+        "      <!-- 40 -->\n",
+        "      <g transform=\"translate(12.953125 174.227008929)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_4\">\n",
+        "     <g id=\"line2d_21\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"139.581919643\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_22\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"139.581919643\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_11\">\n",
+        "      <!-- 60 -->\n",
+        "      <g transform=\"translate(13.1625 142.341294643)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-36\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_5\">\n",
+        "     <g id=\"line2d_23\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"107.696205357\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_24\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"107.696205357\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_12\">\n",
+        "      <!-- 80 -->\n",
+        "      <g transform=\"translate(13.1421875 110.455580357)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-38\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_6\">\n",
+        "     <g id=\"line2d_25\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"75.8104910714\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_26\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"75.8104910714\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_13\">\n",
+        "      <!-- 100 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M12.4062 8.29688\n",
+        "L28.5156 8.29688\n",
+        "L28.5156 63.9219\n",
+        "L10.9844 60.4062\n",
+        "L10.9844 69.3906\n",
+        "L28.4219 72.9062\n",
+        "L38.2812 72.9062\n",
+        "L38.2812 8.29688\n",
+        "L54.3906 8.29688\n",
+        "L54.3906 0\n",
+        "L12.4062 0\n",
+        "z\n",
+        "\" id=\"BitstreamVeraSans-Roman-31\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(7.2 78.5698660714)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-31\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_7\">\n",
+        "     <g id=\"line2d_27\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"43.9247767857\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_28\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"43.9247767857\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_14\">\n",
+        "      <!-- 120 -->\n",
+        "      <g transform=\"translate(7.2 46.6841517857)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-31\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-32\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_8\">\n",
+        "     <g id=\"line2d_29\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_30\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_15\">\n",
+        "      <!-- 140 -->\n",
+        "      <g transform=\"translate(7.2 14.7984375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-31\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "   </g>\n",
+        "   <g id=\"patch_23\">\n",
+        "    <path d=\"\n",
+        "M363.325 235.239\n",
+        "L363.325 12.0391\" style=\"fill:none;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_24\">\n",
+        "    <path d=\"\n",
+        "M28.525 235.239\n",
+        "L363.325 235.239\" style=\"fill:none;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_25\">\n",
+        "    <path d=\"\n",
+        "M28.525 235.239\n",
+        "L28.525 12.0391\" style=\"fill:none;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_26\">\n",
+        "    <path d=\"\n",
+        "M28.525 12.0391\n",
+        "L363.325 12.0391\" style=\"fill:none;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "  </g>\n",
+        " </g>\n",
+        " <defs>\n",
+        "  <clipPath id=\"p714280a393\">\n",
+        "   <rect height=\"223.2\" width=\"334.8\" x=\"28.525\" y=\"12.0390625\"/>\n",
+        "  </clipPath>\n",
+        " </defs>\n",
+        "</svg>\n"
+       ],
+       "text": [
+        "<matplotlib.figure.Figure at 0x7f50eb31f090>"
+       ]
+      }
+     ],
+     "prompt_number": 29
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "_ = plt.hist(values, bins=20)  # Remove noise (option 1)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "metadata": {},
+       "output_type": "display_data",
+       "svg": [
+        "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n",
+        "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n",
+        "  \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n",
+        "<!-- Created with matplotlib (http://matplotlib.org/) -->\n",
+        "<svg height=\"256pt\" version=\"1.1\" viewBox=\"0 0 379 256\" width=\"379pt\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
+        " <defs>\n",
+        "  <style type=\"text/css\">\n",
+        "*{stroke-linecap:butt;stroke-linejoin:round;}\n",
+        "  </style>\n",
+        " </defs>\n",
+        " <g id=\"figure_1\">\n",
+        "  <g id=\"patch_1\">\n",
+        "   <path d=\"\n",
+        "M0 256.117\n",
+        "L379.351 256.117\n",
+        "L379.351 0\n",
+        "L0 0\n",
+        "z\n",
+        "\" style=\"fill:#ffffff;\"/>\n",
+        "  </g>\n",
+        "  <g id=\"axes_1\">\n",
+        "   <g id=\"patch_2\">\n",
+        "    <path d=\"\n",
+        "M28.525 235.239\n",
+        "L363.325 235.239\n",
+        "L363.325 12.0391\n",
+        "L28.525 12.0391\n",
+        "z\n",
+        "\" style=\"fill:#ffffff;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_3\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M67.585 235.239\n",
+        "L80.5585 235.239\n",
+        "L80.5585 230.456\n",
+        "L67.585 230.456\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_4\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M80.5585 235.239\n",
+        "L93.532 235.239\n",
+        "L93.532 230.456\n",
+        "L80.5585 230.456\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_5\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M93.532 235.239\n",
+        "L106.506 235.239\n",
+        "L106.506 224.079\n",
+        "L93.532 224.079\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_6\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M106.505 235.239\n",
+        "L119.479 235.239\n",
+        "L119.479 198.57\n",
+        "L106.505 198.57\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_7\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M119.479 235.239\n",
+        "L132.453 235.239\n",
+        "L132.453 173.062\n",
+        "L119.479 173.062\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_8\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M132.453 235.239\n",
+        "L145.426 235.239\n",
+        "L145.426 161.902\n",
+        "L132.453 161.902\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_9\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M145.426 235.239\n",
+        "L158.4 235.239\n",
+        "L158.4 115.668\n",
+        "L145.426 115.668\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_10\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M158.4 235.239\n",
+        "L171.373 235.239\n",
+        "L171.373 85.3762\n",
+        "L158.4 85.3762\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_11\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M171.373 235.239\n",
+        "L184.347 235.239\n",
+        "L184.347 85.3762\n",
+        "L171.373 85.3762\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_12\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M184.347 235.239\n",
+        "L197.32 235.239\n",
+        "L197.32 47.1133\n",
+        "L184.347 47.1133\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_13\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M197.32 235.239\n",
+        "L210.294 235.239\n",
+        "L210.294 42.3305\n",
+        "L197.32 42.3305\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_14\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M210.294 235.239\n",
+        "L223.267 235.239\n",
+        "L223.267 69.4333\n",
+        "L210.294 69.4333\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_15\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M223.267 235.239\n",
+        "L236.241 235.239\n",
+        "L236.241 104.508\n",
+        "L223.267 104.508\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_16\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M236.241 235.239\n",
+        "L249.214 235.239\n",
+        "L249.214 130.016\n",
+        "L236.241 130.016\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_17\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M249.214 235.239\n",
+        "L262.187 235.239\n",
+        "L262.187 163.496\n",
+        "L249.214 163.496\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_18\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M262.188 235.239\n",
+        "L275.161 235.239\n",
+        "L275.161 161.902\n",
+        "L262.188 161.902\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_19\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M275.161 235.239\n",
+        "L288.134 235.239\n",
+        "L288.134 206.542\n",
+        "L275.161 206.542\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_20\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M288.135 235.239\n",
+        "L301.108 235.239\n",
+        "L301.108 222.485\n",
+        "L288.135 222.485\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_21\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M301.108 235.239\n",
+        "L314.082 235.239\n",
+        "L314.082 225.673\n",
+        "L301.108 225.673\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_22\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M314.082 235.239\n",
+        "L327.055 235.239\n",
+        "L327.055 232.05\n",
+        "L314.082 232.05\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"matplotlib.axis_1\">\n",
+        "    <g id=\"xtick_1\">\n",
+        "     <g id=\"line2d_1\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L0 -4\" id=\"mc7db9fdffb\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_2\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L0 4\" id=\"m5a7d422ac3\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_1\">\n",
+        "      <!-- 440 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M31.7812 66.4062\n",
+        "Q24.1719 66.4062 20.3281 58.9062\n",
+        "Q16.5 51.4219 16.5 36.375\n",
+        "Q16.5 21.3906 20.3281 13.8906\n",
+        "Q24.1719 6.39062 31.7812 6.39062\n",
+        "Q39.4531 6.39062 43.2812 13.8906\n",
+        "Q47.125 21.3906 47.125 36.375\n",
+        "Q47.125 51.4219 43.2812 58.9062\n",
+        "Q39.4531 66.4062 31.7812 66.4062\n",
+        "M31.7812 74.2188\n",
+        "Q44.0469 74.2188 50.5156 64.5156\n",
+        "Q56.9844 54.8281 56.9844 36.375\n",
+        "Q56.9844 17.9688 50.5156 8.26562\n",
+        "Q44.0469 -1.42188 31.7812 -1.42188\n",
+        "Q19.5312 -1.42188 13.0625 8.26562\n",
+        "Q6.59375 17.9688 6.59375 36.375\n",
+        "Q6.59375 54.8281 13.0625 64.5156\n",
+        "Q19.5312 74.2188 31.7812 74.2188\" id=\"BitstreamVeraSans-Roman-30\"/>\n",
+        "       <path d=\"\n",
+        "M37.7969 64.3125\n",
+        "L12.8906 25.3906\n",
+        "L37.7969 25.3906\n",
+        "z\n",
+        "\n",
+        "M35.2031 72.9062\n",
+        "L47.6094 72.9062\n",
+        "L47.6094 25.3906\n",
+        "L58.0156 25.3906\n",
+        "L58.0156 17.1875\n",
+        "L47.6094 17.1875\n",
+        "L47.6094 0\n",
+        "L37.7969 0\n",
+        "L37.7969 17.1875\n",
+        "L4.89062 17.1875\n",
+        "L4.89062 26.7031\n",
+        "z\n",
+        "\" id=\"BitstreamVeraSans-Roman-34\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(19.5578125 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_2\">\n",
+        "     <g id=\"line2d_3\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"84.325\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_4\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"84.325\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_2\">\n",
+        "      <!-- 460 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M33.0156 40.375\n",
+        "Q26.375 40.375 22.4844 35.8281\n",
+        "Q18.6094 31.2969 18.6094 23.3906\n",
+        "Q18.6094 15.5312 22.4844 10.9531\n",
+        "Q26.375 6.39062 33.0156 6.39062\n",
+        "Q39.6562 6.39062 43.5312 10.9531\n",
+        "Q47.4062 15.5312 47.4062 23.3906\n",
+        "Q47.4062 31.2969 43.5312 35.8281\n",
+        "Q39.6562 40.375 33.0156 40.375\n",
+        "M52.5938 71.2969\n",
+        "L52.5938 62.3125\n",
+        "Q48.875 64.0625 45.0938 64.9844\n",
+        "Q41.3125 65.9219 37.5938 65.9219\n",
+        "Q27.8281 65.9219 22.6719 59.3281\n",
+        "Q17.5312 52.7344 16.7969 39.4062\n",
+        "Q19.6719 43.6562 24.0156 45.9219\n",
+        "Q28.375 48.1875 33.5938 48.1875\n",
+        "Q44.5781 48.1875 50.9531 41.5156\n",
+        "Q57.3281 34.8594 57.3281 23.3906\n",
+        "Q57.3281 12.1562 50.6875 5.35938\n",
+        "Q44.0469 -1.42188 33.0156 -1.42188\n",
+        "Q20.3594 -1.42188 13.6719 8.26562\n",
+        "Q6.98438 17.9688 6.98438 36.375\n",
+        "Q6.98438 53.6562 15.1875 63.9375\n",
+        "Q23.3906 74.2188 37.2031 74.2188\n",
+        "Q40.9219 74.2188 44.7031 73.4844\n",
+        "Q48.4844 72.75 52.5938 71.2969\" id=\"BitstreamVeraSans-Roman-36\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(75.3578125 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-36\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_3\">\n",
+        "     <g id=\"line2d_5\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"140.125\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_6\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"140.125\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_3\">\n",
+        "      <!-- 480 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M31.7812 34.625\n",
+        "Q24.75 34.625 20.7188 30.8594\n",
+        "Q16.7031 27.0938 16.7031 20.5156\n",
+        "Q16.7031 13.9219 20.7188 10.1562\n",
+        "Q24.75 6.39062 31.7812 6.39062\n",
+        "Q38.8125 6.39062 42.8594 10.1719\n",
+        "Q46.9219 13.9688 46.9219 20.5156\n",
+        "Q46.9219 27.0938 42.8906 30.8594\n",
+        "Q38.875 34.625 31.7812 34.625\n",
+        "M21.9219 38.8125\n",
+        "Q15.5781 40.375 12.0312 44.7188\n",
+        "Q8.5 49.0781 8.5 55.3281\n",
+        "Q8.5 64.0625 14.7188 69.1406\n",
+        "Q20.9531 74.2188 31.7812 74.2188\n",
+        "Q42.6719 74.2188 48.875 69.1406\n",
+        "Q55.0781 64.0625 55.0781 55.3281\n",
+        "Q55.0781 49.0781 51.5312 44.7188\n",
+        "Q48 40.375 41.7031 38.8125\n",
+        "Q48.8281 37.1562 52.7969 32.3125\n",
+        "Q56.7812 27.4844 56.7812 20.5156\n",
+        "Q56.7812 9.90625 50.3125 4.23438\n",
+        "Q43.8438 -1.42188 31.7812 -1.42188\n",
+        "Q19.7344 -1.42188 13.25 4.23438\n",
+        "Q6.78125 9.90625 6.78125 20.5156\n",
+        "Q6.78125 27.4844 10.7812 32.3125\n",
+        "Q14.7969 37.1562 21.9219 38.8125\n",
+        "M18.3125 54.3906\n",
+        "Q18.3125 48.7344 21.8438 45.5625\n",
+        "Q25.3906 42.3906 31.7812 42.3906\n",
+        "Q38.1406 42.3906 41.7188 45.5625\n",
+        "Q45.3125 48.7344 45.3125 54.3906\n",
+        "Q45.3125 60.0625 41.7188 63.2344\n",
+        "Q38.1406 66.4062 31.7812 66.4062\n",
+        "Q25.3906 66.4062 21.8438 63.2344\n",
+        "Q18.3125 60.0625 18.3125 54.3906\" id=\"BitstreamVeraSans-Roman-38\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(131.1578125 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-38\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_4\">\n",
+        "     <g id=\"line2d_7\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"195.925\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_8\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"195.925\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_4\">\n",
+        "      <!-- 500 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M10.7969 72.9062\n",
+        "L49.5156 72.9062\n",
+        "L49.5156 64.5938\n",
+        "L19.8281 64.5938\n",
+        "L19.8281 46.7344\n",
+        "Q21.9688 47.4688 24.1094 47.8281\n",
+        "Q26.2656 48.1875 28.4219 48.1875\n",
+        "Q40.625 48.1875 47.75 41.5\n",
+        "Q54.8906 34.8125 54.8906 23.3906\n",
+        "Q54.8906 11.625 47.5625 5.09375\n",
+        "Q40.2344 -1.42188 26.9062 -1.42188\n",
+        "Q22.3125 -1.42188 17.5469 -0.640625\n",
+        "Q12.7969 0.140625 7.71875 1.70312\n",
+        "L7.71875 11.625\n",
+        "Q12.1094 9.23438 16.7969 8.0625\n",
+        "Q21.4844 6.89062 26.7031 6.89062\n",
+        "Q35.1562 6.89062 40.0781 11.3281\n",
+        "Q45.0156 15.7656 45.0156 23.3906\n",
+        "Q45.0156 31 40.0781 35.4375\n",
+        "Q35.1562 39.8906 26.7031 39.8906\n",
+        "Q22.75 39.8906 18.8125 39.0156\n",
+        "Q14.8906 38.1406 10.7969 36.2812\n",
+        "z\n",
+        "\" id=\"BitstreamVeraSans-Roman-35\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(187.09921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_5\">\n",
+        "     <g id=\"line2d_9\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"251.725\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_10\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"251.725\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_5\">\n",
+        "      <!-- 520 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M19.1875 8.29688\n",
+        "L53.6094 8.29688\n",
+        "L53.6094 0\n",
+        "L7.32812 0\n",
+        "L7.32812 8.29688\n",
+        "Q12.9375 14.1094 22.625 23.8906\n",
+        "Q32.3281 33.6875 34.8125 36.5312\n",
+        "Q39.5469 41.8438 41.4219 45.5312\n",
+        "Q43.3125 49.2188 43.3125 52.7812\n",
+        "Q43.3125 58.5938 39.2344 62.25\n",
+        "Q35.1562 65.9219 28.6094 65.9219\n",
+        "Q23.9688 65.9219 18.8125 64.3125\n",
+        "Q13.6719 62.7031 7.8125 59.4219\n",
+        "L7.8125 69.3906\n",
+        "Q13.7656 71.7812 18.9375 73\n",
+        "Q24.125 74.2188 28.4219 74.2188\n",
+        "Q39.75 74.2188 46.4844 68.5469\n",
+        "Q53.2188 62.8906 53.2188 53.4219\n",
+        "Q53.2188 48.9219 51.5312 44.8906\n",
+        "Q49.8594 40.875 45.4062 35.4062\n",
+        "Q44.1875 33.9844 37.6406 27.2188\n",
+        "Q31.1094 20.4531 19.1875 8.29688\" id=\"BitstreamVeraSans-Roman-32\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(242.89921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-32\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_6\">\n",
+        "     <g id=\"line2d_11\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"307.525\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_12\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"307.525\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_6\">\n",
+        "      <!-- 540 -->\n",
+        "      <g transform=\"translate(298.69921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_7\">\n",
+        "     <g id=\"line2d_13\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_14\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_7\">\n",
+        "      <!-- 560 -->\n",
+        "      <g transform=\"translate(354.49921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-36\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "   </g>\n",
+        "   <g id=\"matplotlib.axis_2\">\n",
+        "    <g id=\"ytick_1\">\n",
+        "     <g id=\"line2d_15\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L4 0\" id=\"md7965d1ba0\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_16\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L-4 0\" id=\"md9a1c1a7cd\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_8\">\n",
+        "      <!-- 0 -->\n",
+        "      <g transform=\"translate(19.4859375 237.9984375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_2\">\n",
+        "     <g id=\"line2d_17\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"203.353348214\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_18\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"203.353348214\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_9\">\n",
+        "      <!-- 20 -->\n",
+        "      <g transform=\"translate(13.196875 206.112723214)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-32\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_3\">\n",
+        "     <g id=\"line2d_19\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"171.467633929\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_20\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"171.467633929\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_10\">\n",
+        "      <!-- 40 -->\n",
+        "      <g transform=\"translate(12.953125 174.227008929)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_4\">\n",
+        "     <g id=\"line2d_21\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"139.581919643\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_22\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"139.581919643\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_11\">\n",
+        "      <!-- 60 -->\n",
+        "      <g transform=\"translate(13.1625 142.341294643)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-36\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_5\">\n",
+        "     <g id=\"line2d_23\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"107.696205357\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_24\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"107.696205357\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_12\">\n",
+        "      <!-- 80 -->\n",
+        "      <g transform=\"translate(13.1421875 110.455580357)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-38\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_6\">\n",
+        "     <g id=\"line2d_25\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"75.8104910714\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_26\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"75.8104910714\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_13\">\n",
+        "      <!-- 100 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M12.4062 8.29688\n",
+        "L28.5156 8.29688\n",
+        "L28.5156 63.9219\n",
+        "L10.9844 60.4062\n",
+        "L10.9844 69.3906\n",
+        "L28.4219 72.9062\n",
+        "L38.2812 72.9062\n",
+        "L38.2812 8.29688\n",
+        "L54.3906 8.29688\n",
+        "L54.3906 0\n",
+        "L12.4062 0\n",
+        "z\n",
+        "\" id=\"BitstreamVeraSans-Roman-31\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(7.2 78.5698660714)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-31\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_7\">\n",
+        "     <g id=\"line2d_27\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"43.9247767857\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_28\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"43.9247767857\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_14\">\n",
+        "      <!-- 120 -->\n",
+        "      <g transform=\"translate(7.2 46.6841517857)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-31\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-32\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_8\">\n",
+        "     <g id=\"line2d_29\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_30\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_15\">\n",
+        "      <!-- 140 -->\n",
+        "      <g transform=\"translate(7.2 14.7984375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-31\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "   </g>\n",
+        "   <g id=\"patch_23\">\n",
+        "    <path d=\"\n",
+        "M363.325 235.239\n",
+        "L363.325 12.0391\" style=\"fill:none;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_24\">\n",
+        "    <path d=\"\n",
+        "M28.525 235.239\n",
+        "L363.325 235.239\" style=\"fill:none;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_25\">\n",
+        "    <path d=\"\n",
+        "M28.525 235.239\n",
+        "L28.525 12.0391\" style=\"fill:none;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_26\">\n",
+        "    <path d=\"\n",
+        "M28.525 12.0391\n",
+        "L363.325 12.0391\" style=\"fill:none;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "  </g>\n",
+        " </g>\n",
+        " <defs>\n",
+        "  <clipPath id=\"p714280a393\">\n",
+        "   <rect height=\"223.2\" width=\"334.8\" x=\"28.525\" y=\"12.0390625\"/>\n",
+        "  </clipPath>\n",
+        " </defs>\n",
+        "</svg>\n"
+       ],
+       "text": [
+        "<matplotlib.figure.Figure at 0x7f50eab3c650>"
+       ]
+      }
+     ],
+     "prompt_number": 30
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "plt.hist(values, bins=20)\n",
+      "None  # Remove noise (option 2)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "metadata": {},
+       "output_type": "display_data",
+       "svg": [
+        "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n",
+        "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n",
+        "  \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n",
+        "<!-- Created with matplotlib (http://matplotlib.org/) -->\n",
+        "<svg height=\"256pt\" version=\"1.1\" viewBox=\"0 0 379 256\" width=\"379pt\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
+        " <defs>\n",
+        "  <style type=\"text/css\">\n",
+        "*{stroke-linecap:butt;stroke-linejoin:round;}\n",
+        "  </style>\n",
+        " </defs>\n",
+        " <g id=\"figure_1\">\n",
+        "  <g id=\"patch_1\">\n",
+        "   <path d=\"\n",
+        "M0 256.117\n",
+        "L379.351 256.117\n",
+        "L379.351 0\n",
+        "L0 0\n",
+        "z\n",
+        "\" style=\"fill:#ffffff;\"/>\n",
+        "  </g>\n",
+        "  <g id=\"axes_1\">\n",
+        "   <g id=\"patch_2\">\n",
+        "    <path d=\"\n",
+        "M28.525 235.239\n",
+        "L363.325 235.239\n",
+        "L363.325 12.0391\n",
+        "L28.525 12.0391\n",
+        "z\n",
+        "\" style=\"fill:#ffffff;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_3\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M67.585 235.239\n",
+        "L80.5585 235.239\n",
+        "L80.5585 230.456\n",
+        "L67.585 230.456\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_4\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M80.5585 235.239\n",
+        "L93.532 235.239\n",
+        "L93.532 230.456\n",
+        "L80.5585 230.456\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_5\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M93.532 235.239\n",
+        "L106.506 235.239\n",
+        "L106.506 224.079\n",
+        "L93.532 224.079\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_6\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M106.505 235.239\n",
+        "L119.479 235.239\n",
+        "L119.479 198.57\n",
+        "L106.505 198.57\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_7\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M119.479 235.239\n",
+        "L132.453 235.239\n",
+        "L132.453 173.062\n",
+        "L119.479 173.062\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_8\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M132.453 235.239\n",
+        "L145.426 235.239\n",
+        "L145.426 161.902\n",
+        "L132.453 161.902\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_9\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M145.426 235.239\n",
+        "L158.4 235.239\n",
+        "L158.4 115.668\n",
+        "L145.426 115.668\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_10\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M158.4 235.239\n",
+        "L171.373 235.239\n",
+        "L171.373 85.3762\n",
+        "L158.4 85.3762\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_11\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M171.373 235.239\n",
+        "L184.347 235.239\n",
+        "L184.347 85.3762\n",
+        "L171.373 85.3762\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_12\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M184.347 235.239\n",
+        "L197.32 235.239\n",
+        "L197.32 47.1133\n",
+        "L184.347 47.1133\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_13\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M197.32 235.239\n",
+        "L210.294 235.239\n",
+        "L210.294 42.3305\n",
+        "L197.32 42.3305\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_14\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M210.294 235.239\n",
+        "L223.267 235.239\n",
+        "L223.267 69.4333\n",
+        "L210.294 69.4333\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_15\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M223.267 235.239\n",
+        "L236.241 235.239\n",
+        "L236.241 104.508\n",
+        "L223.267 104.508\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_16\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M236.241 235.239\n",
+        "L249.214 235.239\n",
+        "L249.214 130.016\n",
+        "L236.241 130.016\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_17\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M249.214 235.239\n",
+        "L262.187 235.239\n",
+        "L262.187 163.496\n",
+        "L249.214 163.496\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_18\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M262.188 235.239\n",
+        "L275.161 235.239\n",
+        "L275.161 161.902\n",
+        "L262.188 161.902\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_19\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M275.161 235.239\n",
+        "L288.134 235.239\n",
+        "L288.134 206.542\n",
+        "L275.161 206.542\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_20\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M288.135 235.239\n",
+        "L301.108 235.239\n",
+        "L301.108 222.485\n",
+        "L288.135 222.485\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_21\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M301.108 235.239\n",
+        "L314.082 235.239\n",
+        "L314.082 225.673\n",
+        "L301.108 225.673\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"patch_22\">\n",
+        "    <path clip-path=\"url(#p714280a393)\" d=\"\n",
+        "M314.082 235.239\n",
+        "L327.055 235.239\n",
+        "L327.055 232.05\n",
+        "L314.082 232.05\n",
+        "z\n",
+        "\" style=\"fill:#0000ff;stroke:#000000;\"/>\n",
+        "   </g>\n",
+        "   <g id=\"matplotlib.axis_1\">\n",
+        "    <g id=\"xtick_1\">\n",
+        "     <g id=\"line2d_1\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L0 -4\" id=\"mc7db9fdffb\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_2\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L0 4\" id=\"m5a7d422ac3\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_1\">\n",
+        "      <!-- 440 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M31.7812 66.4062\n",
+        "Q24.1719 66.4062 20.3281 58.9062\n",
+        "Q16.5 51.4219 16.5 36.375\n",
+        "Q16.5 21.3906 20.3281 13.8906\n",
+        "Q24.1719 6.39062 31.7812 6.39062\n",
+        "Q39.4531 6.39062 43.2812 13.8906\n",
+        "Q47.125 21.3906 47.125 36.375\n",
+        "Q47.125 51.4219 43.2812 58.9062\n",
+        "Q39.4531 66.4062 31.7812 66.4062\n",
+        "M31.7812 74.2188\n",
+        "Q44.0469 74.2188 50.5156 64.5156\n",
+        "Q56.9844 54.8281 56.9844 36.375\n",
+        "Q56.9844 17.9688 50.5156 8.26562\n",
+        "Q44.0469 -1.42188 31.7812 -1.42188\n",
+        "Q19.5312 -1.42188 13.0625 8.26562\n",
+        "Q6.59375 17.9688 6.59375 36.375\n",
+        "Q6.59375 54.8281 13.0625 64.5156\n",
+        "Q19.5312 74.2188 31.7812 74.2188\" id=\"BitstreamVeraSans-Roman-30\"/>\n",
+        "       <path d=\"\n",
+        "M37.7969 64.3125\n",
+        "L12.8906 25.3906\n",
+        "L37.7969 25.3906\n",
+        "z\n",
+        "\n",
+        "M35.2031 72.9062\n",
+        "L47.6094 72.9062\n",
+        "L47.6094 25.3906\n",
+        "L58.0156 25.3906\n",
+        "L58.0156 17.1875\n",
+        "L47.6094 17.1875\n",
+        "L47.6094 0\n",
+        "L37.7969 0\n",
+        "L37.7969 17.1875\n",
+        "L4.89062 17.1875\n",
+        "L4.89062 26.7031\n",
+        "z\n",
+        "\" id=\"BitstreamVeraSans-Roman-34\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(19.5578125 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_2\">\n",
+        "     <g id=\"line2d_3\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"84.325\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_4\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"84.325\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_2\">\n",
+        "      <!-- 460 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M33.0156 40.375\n",
+        "Q26.375 40.375 22.4844 35.8281\n",
+        "Q18.6094 31.2969 18.6094 23.3906\n",
+        "Q18.6094 15.5312 22.4844 10.9531\n",
+        "Q26.375 6.39062 33.0156 6.39062\n",
+        "Q39.6562 6.39062 43.5312 10.9531\n",
+        "Q47.4062 15.5312 47.4062 23.3906\n",
+        "Q47.4062 31.2969 43.5312 35.8281\n",
+        "Q39.6562 40.375 33.0156 40.375\n",
+        "M52.5938 71.2969\n",
+        "L52.5938 62.3125\n",
+        "Q48.875 64.0625 45.0938 64.9844\n",
+        "Q41.3125 65.9219 37.5938 65.9219\n",
+        "Q27.8281 65.9219 22.6719 59.3281\n",
+        "Q17.5312 52.7344 16.7969 39.4062\n",
+        "Q19.6719 43.6562 24.0156 45.9219\n",
+        "Q28.375 48.1875 33.5938 48.1875\n",
+        "Q44.5781 48.1875 50.9531 41.5156\n",
+        "Q57.3281 34.8594 57.3281 23.3906\n",
+        "Q57.3281 12.1562 50.6875 5.35938\n",
+        "Q44.0469 -1.42188 33.0156 -1.42188\n",
+        "Q20.3594 -1.42188 13.6719 8.26562\n",
+        "Q6.98438 17.9688 6.98438 36.375\n",
+        "Q6.98438 53.6562 15.1875 63.9375\n",
+        "Q23.3906 74.2188 37.2031 74.2188\n",
+        "Q40.9219 74.2188 44.7031 73.4844\n",
+        "Q48.4844 72.75 52.5938 71.2969\" id=\"BitstreamVeraSans-Roman-36\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(75.3578125 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-36\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_3\">\n",
+        "     <g id=\"line2d_5\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"140.125\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_6\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"140.125\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_3\">\n",
+        "      <!-- 480 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M31.7812 34.625\n",
+        "Q24.75 34.625 20.7188 30.8594\n",
+        "Q16.7031 27.0938 16.7031 20.5156\n",
+        "Q16.7031 13.9219 20.7188 10.1562\n",
+        "Q24.75 6.39062 31.7812 6.39062\n",
+        "Q38.8125 6.39062 42.8594 10.1719\n",
+        "Q46.9219 13.9688 46.9219 20.5156\n",
+        "Q46.9219 27.0938 42.8906 30.8594\n",
+        "Q38.875 34.625 31.7812 34.625\n",
+        "M21.9219 38.8125\n",
+        "Q15.5781 40.375 12.0312 44.7188\n",
+        "Q8.5 49.0781 8.5 55.3281\n",
+        "Q8.5 64.0625 14.7188 69.1406\n",
+        "Q20.9531 74.2188 31.7812 74.2188\n",
+        "Q42.6719 74.2188 48.875 69.1406\n",
+        "Q55.0781 64.0625 55.0781 55.3281\n",
+        "Q55.0781 49.0781 51.5312 44.7188\n",
+        "Q48 40.375 41.7031 38.8125\n",
+        "Q48.8281 37.1562 52.7969 32.3125\n",
+        "Q56.7812 27.4844 56.7812 20.5156\n",
+        "Q56.7812 9.90625 50.3125 4.23438\n",
+        "Q43.8438 -1.42188 31.7812 -1.42188\n",
+        "Q19.7344 -1.42188 13.25 4.23438\n",
+        "Q6.78125 9.90625 6.78125 20.5156\n",
+        "Q6.78125 27.4844 10.7812 32.3125\n",
+        "Q14.7969 37.1562 21.9219 38.8125\n",
+        "M18.3125 54.3906\n",
+        "Q18.3125 48.7344 21.8438 45.5625\n",
+        "Q25.3906 42.3906 31.7812 42.3906\n",
+        "Q38.1406 42.3906 41.7188 45.5625\n",
+        "Q45.3125 48.7344 45.3125 54.3906\n",
+        "Q45.3125 60.0625 41.7188 63.2344\n",
+        "Q38.1406 66.4062 31.7812 66.4062\n",
+        "Q25.3906 66.4062 21.8438 63.2344\n",
+        "Q18.3125 60.0625 18.3125 54.3906\" id=\"BitstreamVeraSans-Roman-38\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(131.1578125 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-38\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_4\">\n",
+        "     <g id=\"line2d_7\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"195.925\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_8\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"195.925\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_4\">\n",
+        "      <!-- 500 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M10.7969 72.9062\n",
+        "L49.5156 72.9062\n",
+        "L49.5156 64.5938\n",
+        "L19.8281 64.5938\n",
+        "L19.8281 46.7344\n",
+        "Q21.9688 47.4688 24.1094 47.8281\n",
+        "Q26.2656 48.1875 28.4219 48.1875\n",
+        "Q40.625 48.1875 47.75 41.5\n",
+        "Q54.8906 34.8125 54.8906 23.3906\n",
+        "Q54.8906 11.625 47.5625 5.09375\n",
+        "Q40.2344 -1.42188 26.9062 -1.42188\n",
+        "Q22.3125 -1.42188 17.5469 -0.640625\n",
+        "Q12.7969 0.140625 7.71875 1.70312\n",
+        "L7.71875 11.625\n",
+        "Q12.1094 9.23438 16.7969 8.0625\n",
+        "Q21.4844 6.89062 26.7031 6.89062\n",
+        "Q35.1562 6.89062 40.0781 11.3281\n",
+        "Q45.0156 15.7656 45.0156 23.3906\n",
+        "Q45.0156 31 40.0781 35.4375\n",
+        "Q35.1562 39.8906 26.7031 39.8906\n",
+        "Q22.75 39.8906 18.8125 39.0156\n",
+        "Q14.8906 38.1406 10.7969 36.2812\n",
+        "z\n",
+        "\" id=\"BitstreamVeraSans-Roman-35\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(187.09921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_5\">\n",
+        "     <g id=\"line2d_9\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"251.725\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_10\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"251.725\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_5\">\n",
+        "      <!-- 520 -->\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M19.1875 8.29688\n",
+        "L53.6094 8.29688\n",
+        "L53.6094 0\n",
+        "L7.32812 0\n",
+        "L7.32812 8.29688\n",
+        "Q12.9375 14.1094 22.625 23.8906\n",
+        "Q32.3281 33.6875 34.8125 36.5312\n",
+        "Q39.5469 41.8438 41.4219 45.5312\n",
+        "Q43.3125 49.2188 43.3125 52.7812\n",
+        "Q43.3125 58.5938 39.2344 62.25\n",
+        "Q35.1562 65.9219 28.6094 65.9219\n",
+        "Q23.9688 65.9219 18.8125 64.3125\n",
+        "Q13.6719 62.7031 7.8125 59.4219\n",
+        "L7.8125 69.3906\n",
+        "Q13.7656 71.7812 18.9375 73\n",
+        "Q24.125 74.2188 28.4219 74.2188\n",
+        "Q39.75 74.2188 46.4844 68.5469\n",
+        "Q53.2188 62.8906 53.2188 53.4219\n",
+        "Q53.2188 48.9219 51.5312 44.8906\n",
+        "Q49.8594 40.875 45.4062 35.4062\n",
+        "Q44.1875 33.9844 37.6406 27.2188\n",
+        "Q31.1094 20.4531 19.1875 8.29688\" id=\"BitstreamVeraSans-Roman-32\"/>\n",
+        "      </defs>\n",
+        "      <g transform=\"translate(242.89921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-32\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_6\">\n",
+        "     <g id=\"line2d_11\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"307.525\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_12\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"307.525\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_6\">\n",
+        "      <!-- 540 -->\n",
+        "      <g transform=\"translate(298.69921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"xtick_7\">\n",
+        "     <g id=\"line2d_13\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#mc7db9fdffb\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_14\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#m5a7d422ac3\" y=\"12.0390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_7\">\n",
+        "      <!-- 560 -->\n",
+        "      <g transform=\"translate(354.49921875 246.8375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-35\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-36\"/>\n",
+        "       <use x=\"127.24609375\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "   </g>\n",
+        "   <g id=\"matplotlib.axis_2\">\n",
+        "    <g id=\"ytick_1\">\n",
+        "     <g id=\"line2d_15\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L4 0\" id=\"md7965d1ba0\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_16\">\n",
+        "      <defs>\n",
+        "       <path d=\"\n",
+        "M0 0\n",
+        "L-4 0\" id=\"md9a1c1a7cd\" style=\"stroke:#000000;stroke-width:0.5;\"/>\n",
+        "      </defs>\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"235.2390625\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_8\">\n",
+        "      <!-- 0 -->\n",
+        "      <g transform=\"translate(19.4859375 237.9984375)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_2\">\n",
+        "     <g id=\"line2d_17\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"203.353348214\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_18\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"203.353348214\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_9\">\n",
+        "      <!-- 20 -->\n",
+        "      <g transform=\"translate(13.196875 206.112723214)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-32\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_3\">\n",
+        "     <g id=\"line2d_19\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"28.525\" xlink:href=\"#md7965d1ba0\" y=\"171.467633929\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"line2d_20\">\n",
+        "      <g>\n",
+        "       <use style=\"stroke:#000000;stroke-width:0.5;\" x=\"363.325\" xlink:href=\"#md9a1c1a7cd\" y=\"171.467633929\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "     <g id=\"text_10\">\n",
+        "      <!-- 40 -->\n",
+        "      <g transform=\"translate(12.953125 174.227008929)scale(0.1 -0.1)\">\n",
+        "       <use xlink:href=\"#BitstreamVeraSans-Roman-34\"/>\n",
+        "       <use x=\"63.623046875\" xlink:href=\"#BitstreamVeraSans-Roman-30\"/>\n",
+        "      </g>\n",
+        "     </g>\n",
+        "    </g>\n",
+        "    <g id=\"ytick_4\">\n",