下面的一段python程序的目的是利用皮尔逊相关系数进行iris数据集特征选择 import numpy as np fr
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下面的一段python程序的目的是利用皮尔逊相关系数进行iris数据集特征选择 import numpy as np from scipy.stats import pearsonr from sklearn import datasets iris = datasets.load_iris() print ("Pearson"s correlation coefficient between column #1 and target column", pearsonr(iris.data[:,0], iris.target )) print ("Pearson"s correlation coefficient between column #2 and target column", pearsonr(iris.data[:,1], iris.target )) print ("Pearson"s correlation coefficient between column #3 a
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sigmoid
