The algorithm is the core of the topic search engine and determines the search efficiency and quality.

主题搜索器的搜索算法，是搜索引擎的核心，它决定了搜索引擎的搜索效率和质量。

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This paper is divided into four parts:The first part is the first chapter, introduces the background of the topic and proposes research topic, determines the research target, ideas and methods.

第一部分为第一章，介绍了选题的背景，提出研究题目，确定研究目标、思路和方法。

youdao

This paper is divided into four parts:The first part is the first chapter, introduces the background of the topic and proposes research topic, determines the research target, ideas and methods.

第一部分为第一章，介绍了选题的背景，提出研究题目，确定研究目标、思路和方法。

youdao