Python:numpy ndarray类型数据集,使用array切片划分为特征和标签

mac2024-04-23  59

import pandas as pd import numpy as np import matplotlib.pyplot as plt import os # data = np.array(pd.read_csv(r'E:\dataset\clusterData\aggregation.csv',header=None)) # X = data[:,:2] # y = data[:,2] # plt.scatter(X[:,0],X[:,1],c=y) # plt.show() # path = data = np.array(pd.read_csv(r'E:\dataset\clusterData\spiral.csv',header=None)) X = data[:,:-1] y = data[:,-1] plt.scatter(X[:,0],X[:,1],c=y) plt.show()

 

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