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willowWJ/IOSSearchAlgorithm

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IOSSearchAlgorithm

基于IOS开发的一个tag关键字搜索匹配算法 这是一个非常基本的搜索算法,但是对于一般的ios客户端来收还是挺实用的。

此搜索算法支持多关键字匹配的方式,会根据关键字所在顺序进行加权搜索

  1. 首先匹配整条搜索信息,匹配权重最重

  2. 如果未搜索到,那么进行分词,首先对关键字进行匹配个数进行加权, 分词越靠前面 , 权重就越高。

  3. 最后将搜索到的匹配的tag通过二分插入法插入有序的序列中。


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基于IOS开发的一个tag关键字搜索匹配算法

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  • C 53.8%
  • Objective-C 46.2%
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