Analysis on Web Public Opinion Orientation Based on Extending Sentiment Lexicon
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TL;DR
Based on the extended sentiment lexicon, a semi-automatic web public opinion analysis system is proposed, which can provide users more detail and precise opinion orientation analysis results.
Abstract
As the Web 2.0,network becomes one of the important medium for reflecting public opinions,finding and mining public opinion orientation become an issue.But till now,no effective opinion monitoring system of reflecting the total orientation of the netizens on some hot events or topics has been proposed.In this paper,according to the characteristics of simplicity and large amount of opinions on some topics,an existing sentiment words lexicon is extended using HowNet and NTUSD,and a new sentiment lexicon with sentiment orientation extent is built.Based on the extended sentiment lexicon,a semi-automatic web public opinion analysis system is proposed,which can provide users more detail and precise opinion orientation analysis results.