摘要： 考虑了词频和位置两个因素,并采用非线性函数和“成对比较法”相结合的方法来计算候选词的权重,最终改进了候选词权值的计算,提高了关键词抽取的精度。

关键词: 非线性函数, 成对比较法, 关键词抽取

Abstract: This paper considers the two factors of term frequency and location and employs the non-linear function and the “double comparing method” to calculate the term weighting.Finally it improves the calculation of the term weighting and attaines the goals of

中图分类号: 

• TP391.1