HQD method can improve retrieval performance efficiently.

HQD方法能有效提高检索性能.

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This method adequately utilizes the characteristics of mechanical components, so that it has good retrieval performance.

该算法充分利用了机械零件自身的特点, 有较好的检索性能.

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Experimental results show that the retrieval performance of the algorithm is better than that of MARS.

实验结果表明,该算法较MARS系统在检索性能上有较大的提高.

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Experimental results demonstrate that the method can provide high compressibility and retrieval performance.

实验结果表明,该方法能够获得较高的压缩率和检索性能.

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Retrieval effectiveness and retrieval performance mainly depends on the structural pattern of information retrieval language.

情报检索语言的检索效率、检索功能主要取决于其结构模式.

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The experiment indicates that the method proposed in this paper can improve retrieval performance obviously.

实验表明,该方法可以明显提高检索性能.

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Then, to improve the retrieval performance, the similarity measurement is redefined using the moment invariant.

其次, 根据描述形状的不变矩,重新定义相似度测度,提高了检索的精度.

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