Extraction method for network new words in microblogs and microblog emotion analysis method and system

A sentiment analysis and microblog technology, applied in the field of sentiment analysis for microblog data, can solve problems such as content information analysis and research, and achieve the effect of ensuring comprehensiveness and avoiding sparsity
CN103559233AInactive Publication Date: 2014-02-05NAT UNIV OF DEFENSE TECH
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Patent Information

Authority / Receiving Office
CN · China
Current Assignee / Owner
NAT UNIV OF DEFENSE TECH
Publication Date
2014-02-05
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses an emotion analysis method which aims at network microblogs. The emotion analysis method which aims at the problem that in the traditional emotion analysis, expression of diversification emotion of emergencies is not enough is based on a multi-dimensional vector representation model. The emotion analysis method comprises extracting emotional words in combination with a clinical psychological emotion detection table and initializing emotion analysis vectors; automatically finding the network new words in the microblogs through a method which is based on large-scale corpuses and statistics, automatically absorbing the network new words and emotional identifiers which can express emotion, continuously expanding the emotion vectors and setting a gradational structure of the emotion vectors; performing multi-dimensional emotion analysis and timing sequence analysis on the microblogs based on an existing vector model.
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Description

technical field

[0001] The invention belongs to the field of data mining, in particular to an emotion analysis method for microblog data. Background technique

[0002] With the development of the Internet and communication technology, long texts represented by news reports are no longer the only way for people to obtain information sources. According to the survey of "2010 China Internet Public Opinion Analysis Report", the number of replies on Sina Weibo reached 2.6 million on the topic of "Tencent and 360 War" among the hot spots on the Internet in 2010, and the number of related comments on "Shanghai World Expo" also reached 1.06 million articles, far exceeding the number of news reports, communities, and forums. On July 23, 2011, the Wenzhou high-speed train incident received 2.82 million comments on Sina Weibo, and 6.84 million replies on Tencent Weibo. It can be seen that Weibo has become one of the important media for the dissemination of public opinion. Sentiment a...

Claims

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