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Design and Implementation of Weibo Sentiment Analysis Based on LDA and Dependency Parsing 被引量:4

Design and Implementation of Weibo Sentiment Analysis Based on LDA and Dependency Parsing
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摘要 Information content security is a branch of cyberspace security. How to effectively manage and use Weibo comment information has become a research focus in the field of information content security. Three main tasks involved are emotion sentence identification and classification,emotion tendency classification,and emotion expression extraction. Combining with the latent Dirichlet allocation(LDA) model,a Gibbs sampling implementation for inference of our algorithm is presented,and can be used to categorize emotion tendency automatically with the computer. In accordance with the lower ratio of recall for emotion expression extraction in Weibo,use dependency parsing,divided into two categories with subject and object,summarized six kinds of dependency models from evaluating objects and emotion words,and proposed that a merge algorithm for evaluating objects can be accurately evaluated by participating in a public bakeoff and in the shared tasks among the best methods in the sub-task of emotion expression extraction,indicating the value of our method as not only innovative but practical. Information content security is a branch of cyberspace security. How to effectively manage and use Weibo comment information has become a research focus in the field of information content security. Three main tasks involved are emotion sentence identification and classification,emotion tendency classification,and emotion expression extraction. Combining with the latent Dirichlet allocation(LDA) model,a Gibbs sampling implementation for inference of our algorithm is presented,and can be used to categorize emotion tendency automatically with the computer. In accordance with the lower ratio of recall for emotion expression extraction in Weibo,use dependency parsing,divided into two categories with subject and object,summarized six kinds of dependency models from evaluating objects and emotion words,and proposed that a merge algorithm for evaluating objects can be accurately evaluated by participating in a public bakeoff and in the shared tasks among the best methods in the sub-task of emotion expression extraction,indicating the value of our method as not only innovative but practical.
出处 《China Communications》 SCIE CSCD 2016年第11期91-105,共15页 中国通信(英文版)
基金 supported by National Key Basic Research Program of China (No.2014CB340600) partially supported by National Natural Science Foundation of China (Grant Nos.61332019,61672531) partially supported by National Social Science Foundation of China (Grant No.14GJ003-152)
关键词 information security information content security sentiment analysis dependency parsing emotion tendency classification emotion expression extraction 情感表达 句法分析 LDA 设计 网络空间安全 内容安全 合并算法 吉布斯抽样
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