A new method of fault classification for mechanical system by means of support vector machine (SVM) is proposed and a multi-class SVM classifier based on binary classification was developed.

提出了一种利用支持向量机(SVM)对机械系统故障进行分类的新方法；以二值分类为基础，开发了基于支持向量机的多值分类器。

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A rigorous vector grating analysis approach BKK approach, which can be used to analyze the big caliber and big view binary optical system, is introduced.

详细地介绍了一种可用于分析大口径大视场二元光学系统的光栅矢量分析法BKK方法。

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