sohamghosh1 of InsideTheBrownBag
4/26/2019 - 7:10 PM

Remove features with low variance

Saved from https://scikit-learn.org/stable/modules/feature_selection.html#feature-selection

Remove features with low variance
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from sklearn.feature_selection import VarianceThreshold
X = [[0, 0, 1], [0, 1, 0], [1, 0, 0], [0, 1, 1], [0, 1, 0], [0, 1, 1]]
sel = VarianceThreshold(threshold=(.8 * (1 - .8)))
sel.fit_transform(X)