如何排序是实现元搜索引擎的一项关键技术,排序算法的好坏直接决定着元搜索引擎的性能。对元搜索引擎常用的排序算法根据其发展先后顺序作了介绍,对一些经典的算法进行了分析和评价,归纳出元搜索引擎排序算法适用的不同环境,最后对元搜索引擎排序算法未来发展方向作了技术展望。
Ranking is a key technology to carry out meta search engine.Whether the ranking algorithm is good or not will derectly decide the function of the meta search engine.Provided a survey of the study in the common use ranking algorithms for metasearch engine,analysed and evaluated some classical algorithms.Summmed up the suitable different environment,viewed some future directions in ranking algorithms for metasearch engine.