| 字词 | retrieval ordering |
| 释义 | retrieval ordering 检索排序法 One of the methods of evaluating retrieval performance. In the retrieval process, the similarity between every document record of the file and user's query is computed and a similarity value is obtained. The records are sorted in descending order according their similarity values, and that is called retrieval ordering . During the retrieval process, the record with highest similarity value is retrieved first, and then the second and third, etc., are retrieved in order, until the lowest ordered record is retrieved at last. 评价检索性能的方法之一。在检索过程中，计算文件内每个文献记录同用户提问的相似性以得到一个相似性值，按该值的递降顺 序排列记录，称为检索排序。检索处理时把具有最高相似性的记录先检出，然后检出第二、 第三个，等等，直到最低排序的记录被检出为止。 |
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