关键词或主题词 Key words or Descriptor
关键词主题索引 keyword subject index
上下文主题关键词集合 Contextual Topic Key Words
一旦您完成编辑，您可以更改书名，作者，主题词和关键词的文件。
Once you finish editing, you can change the Title, Author, Subject and Keywords of the document.
你可以选择题名、主题词或通用关键词等途径。
Then, you can select key words of the title, subject or general as you like.
该文提出一种新的利用关联规则挖掘中文文本主题词的方法，该方法抽取的主题词包括关键词和相关检索词两部分。
This paper presents an approach for extracting thematic terms based on association rules, which include both key phrases and related terms.
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