关键词: 知网, 同义词词林, 网络评论, 倾向性分析

Abstract: The rise of Web 2.0 leads a lot of Web reviews including news review and product review. Problems during monitoring and using these review information are various, and the orientation analysis of Web reviews was emphasized. HowNet was used as the basic semantic dictionary and an improved method to calculate the word similarity was proposed, then the calculation of word orientation was improved by combining Tongyici Cilin, after that the orientation discrimination was realized from low granularity' word to high granularity' sentence by using language knowledge. The experimental results show that the method has high accuracy to the orientation analysis of Web reviews in the real Internet environment.

Key words: hownet, Tongyici Cilin, web review, orientation analysis