Created
October 15, 2020 22:38
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cdf normalization
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| import numpy as np | |
| def normalize(arr): | |
| # normalize a 1d to [0,1] using | |
| # empirical cdf | |
| idx = np.argsort(arr) | |
| cdf = 1 - (idx / arr.size) | |
| return cdf[idx] |
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