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  • sklearn中各种分类方法

    ### Multinomial Naive Bayes Classifier   
    from sklearn.naive_bayes import MultinomialNB

    clf = MultinomialNB(alpha=0.01)
    clf.fit(train_x, train_y)


    ### KNN Classifier   
    from sklearn.neighbors import KNeighborsClassifier

    clf = KNeighborsClassifier()
    clf.fit(train_x, train_y)


    ### Logistic Regression Classifier   
    from sklearn.linear_model import LogisticRegression

    clf = LogisticRegression(penalty='l2')
    clf.fit(train_x, train_y)


    ### Random Forest Classifier   
    from sklearn.ensemble import RandomForestClassifier

    clf = RandomForestClassifier(n_estimators=8)
    clf.fit(train_x, train_y)


    ### Decision Tree Classifier   
    from sklearn import tree

    clf = tree.DecisionTreeClassifier()
    clf.fit(train_x, train_y)


    ### GBDT(Gradient Boosting Decision Tree) Classifier   
    from sklearn.ensemble import GradientBoostingClassifier

    clf = GradientBoostingClassifier(n_estimators=200)
    clf.fit(train_x, train_y)


    ### SVM Classifier   
    from sklearn.svm import SVC

    clf = SVC(kernel='rbf', probability=True)
    clf.fit(train_x, train_y)

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  • 原文地址:https://www.cnblogs.com/eternallql/p/8718919.html
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