机器学习8特征选择

用过滤法对以下数据进行特征选择:

                             [[0,2,0,3],

                              [0,1,4,3],

                              [0,1,1,3]]

要求:

1、Variance Threshold(threshold =1.0)

2、将结果截图

代码:

from sklearn.feature_selection import  VarianceThreshold
def var():
    var =VarianceThreshold(threshold=1.0)
    data=var.fit_transform([[0,2,0,3],[0,1,4,3],[0,1,1,3]])
    print(data)
    return None

if __name__ =="__main__":
    var()

结果图:

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转载自www.cnblogs.com/renshenbenzuig/p/12785819.html
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