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Wann-Jiun/nycdsa_p4_skew.py

Created January 19, 2017 22:00
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nycdsa_p4_skew.py
from scipy.stats import skew
skewed_features = train_df[numerical_features].apply(lambda x: skew(x.dropna().astype(float)))
skewed_features = skewed_features[skewed_features > 0.75]
skewed_features = skewed_features.index
train_df[skewed_features] = np.log1p(train_df[skewed_features])
test_df[skewed_features] = np.log1p(test_df[skewed_features])
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