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该LIBSVM 指南指出,在对数据集运行 SVM 之前,应将数据集缩放到一定范围。在指南的附录 B 中,他们展示了一个 LIBSVM 函数svm-scale来进行缩放。是否有等效的功能SVMlight?
LIBSVM
svm-scale
SVMlight
抱歉不行。您必须自己标准化数据。请记住,在测试数据缩放中使用训练数据的均值和标准差。