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Research of sentence orientation is aim to obtain the useful orientation information, it becomes a research focus in the nature language processing, especially in Micro-blog. Based on the existed How Net semantic similarity, this paper presents a sentence orientation identification method taking advantage of an improved algorithm for calculating Chinese term semantic orientation value. Firstly, this...
Most of the previous researches on sentiment analysis concentrate on the binary distinction of positive vs. negative. This paper presents the multi-class sentiment classification problem that attempt to mine the implied rating information from reviews. We use four machine learning methods and two feature selection methods to find out whether or not the multi-class sentiment classification problem...
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