关于搜索引擎排队模型的性能分析

目前许多搜索引擎都是使用基于关键字查询的检索算法和技术,返回的页面数量成千上万.顾客需要花费大量时间和精力进行浏览筛选有用信息,筛选过程中产生不耐烦情绪,从而转换关键词进行重新搜索.本文针对搜索引擎的服务即时性特点,把顾客因不耐烦进行重试的次数抽象成虚拟顾客,对一个顾客到达服务台引起的系统忙期进行研究.

Performance Analysis of Search Engine Based on Queue

Many search engines search the information which the customer need based on the key word, and return a lot of information to customers. The customers need a great deal of time and energy to search the useful information. They have to research with new keyword. Because of this character about search engine, the authors take the retrial times as virtual customers, and research one customer arrival at system.