Commits

Miki Tebeka committed a03c2ba

Mean normalization

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Files changed (1)

+#!/usr/bin/env python
+
+import numpy as np
+
+def mean_norm(m):
+    ma = np.ma.masked_array(m, np.isnan(m))
+    avg = np.mean(ma, axis=1).filled().reshape((m.shape[0], 1))
+    return m - avg
+
+a = np.array([
+    [5, 5, 0, 0],
+    [5, np.nan, np.nan, 0],
+    [np.nan, 4, 0, np.nan],
+    [0, 0, 5, 4],
+    [0, 0, 5, 0],
+])
+
+print(a)
+mn = mean_norm(a)
+print(mn)
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