2019-01-26
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R中如何實(shí)現(xiàn)SVM?(2)
特征縮放
# Feature Scaling
training_set[-3] = scale(training_set[-3])
test_set[-3] = scale(test_set[-3])
輸出:
- 特征縮放訓(xùn)練數(shù)據(jù)集
特征縮放測試數(shù)據(jù)集
# Fitting SVM to the Training set
install.packages('e1071')
library(e1071)
classifier = svm(formula = Purchased ~ .,
data = training_set,
type = 'C-classification',
kernel = 'linear')






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