Method for internet public opinion analysis

An analysis method and network public opinion technology, applied in special data processing applications, instruments, electrical digital data processing, etc., can solve the problems of insufficient accuracy, long time-consuming public opinion analysis, etc., and achieve the effect of fast analysis speed

Inactive Publication Date: 2013-06-12
NINGBO CHENGDIAN TAIKE ELECTRONICS INFORMATION TECH DEV
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Problems solved by technology

[0005] The purpose of the present invention is to solve the technical problem that public opinion analysis takes a long time and is not accurate enough in the above scheme, and proposes a network public opinion analysis method

Method used

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  • Method for internet public opinion analysis

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Embodiment Construction

[0029] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0030] The flow diagram of the implementation process of the network public opinion analysis method of the present invention is as follows figure 1 As shown, it specifically includes the following steps:

[0031] S1: Initialization parameters:

[0032] The keyword table Tw to be matched is shown in Table 1. The keyword table is obtained after automatic analysis of 20,000 training texts using LDA. There are a total of 200 topics, each of which contains 30 keywords, and the keyword Described topic numbering, a keyword can belong to a plurality of topics at the same time; The key sentence pattern table Ts to be matched is as shown in Table 2, and wherein comprises the regular expression description of several key sentence patterns, and the topic number corresponding to this key sentence pattern ; The mapping table Tm from topic numbers to topic ...

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Abstract

The invention discloses a method for internet public opinion analysis, which particularly includes the following steps: matching key words and key sentence patterns in a text through an AC automat and a regular expression; expressing the text by a plurality of themes as per the matching results; and quickly and accurately analyzing and judging that whether a page belongs to public sentiment through calculating total weight of the page after the weight of each theme is set. According to the method provided by the invention, theme matching is adopted to substitute term matching in the simple internet public opinion analysis, complicated procedures such as clustering and classification are eliminated at the same time, so that various indexes can be integrated while a certain accuracy is guaranteed, high-speed internet public opinion analysis on various pages can be carried out, and the highest analysis speed is reached.

Description

Technical field [0001] The invention is a network information processing technology field, which involves a method of online public opinion analysis. Background technique [0002] With the continuous development of Internet technology, the Internet has become one of the important platforms for people to communicate with each other.Due to the freedom and openness of the Internet, any comments can be published on emerging media such as forums, blogs, and Weibo. It also brings a series of issues such as Internet public opinion and bad information dissemination.It is easy to cause rumors, and even cause group events, thereby bringing unstable factors to society.Therefore, it is necessary to propose a fast and effective method to make targeted public opinion judgment on a large -scale web page. [0003] CN10140883 revealed a method of online public opinion viewing, which mainly includes the following steps: (1) to extract hot words from the information document in the reptile database...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F17/50
Inventor 高云棋田丹郭成林刘红玉刘丹彭春林
Owner NINGBO CHENGDIAN TAIKE ELECTRONICS INFORMATION TECH DEV
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