摘要
关键词提取可以作为所有文本自动处理的基础与核心技术。较多文档都不具有关键词,同时手工标引费力费时且主观性较强,因此关键词自动标引是一项值得研究的技术。
keywords extraction can be considered as the basic and the key technology for all automatically-handling text.Many texts have no keyword.Meanwhile,manual indexing is an arduous and time consuming job with high subjectivity.Therefore,automatic indexing of keywords is a kind of technology worth researching.
出处
《电脑知识与技术（过刊）》
2009年第7X期5512-5512,5519,共2页
Computer Knowledge and Technology
关键词
关键短语抽取
决策树
算法
keyphrae extraction
decesionTree
algorithm
