SVM


import numpy as np
import matplotlib.pyplot as plt

from sklearn import datasets
iris = datasets.load_iris()

X = iris.data
y = iris.target

X = X[y<2,:2]
#print(X)
y = y[y<2]

plt.scatter(X[y==0,0],X[y==0,1],color ='red')
plt.scatter(X[y==1,0],X[y==1,1],color ='blue')
plt.show()

from sklearn.preprocessing import StandardScaler


standardScaler = StandardScaler()
standardScaler.fit(X)

X_standard = standardScaler.transform(X)

from sklearn.svm import LinearSVC

svc =LinearSVC(C=1e9)
svc.fit(X_standard,y)


posted @ 2018-12-18 10:32  何国秀_xue  阅读(228)  评论(0编辑  收藏  举报