sklearn剔除特征

features = pd.read_csv('./heatmap_features_train_all.csv', header=0) feats = features.iloc[:,:-1] X = features.iloc[:,:-1] X = StandardScaler().fit_transform(X) X.shape y...www.jianshu.com

sklearn.feature_selection.中提供的评分的标准包括.根据参数,把一部分权重低的特征剔除.都是用step参数来指定每次迭代剔除的特征数,如果step为大于1的整数,则每次去掉step个特征;如果为0到1之...www.jianshu.com