零件的识别也就是零件相似性匹配。

Part recognition means the parts' similarity matching.

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这种检索摈弃了常规数据库检索中的精确匹配方法，通过采用相似性匹配的方法获得检索结果。

The rejection of the conventional database search to retrieve the exact match method, the method used to obtain similar matching search results.

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本文给出了一个基于语义分类的图像检索框架，重点讨论了图像语义归类、图像相似性匹配等问题。

This paper presents a framework of image retrieval based on semantic classification, and the emphasis is laid on semantic classification and the similarity match of image.

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