Method and device of acquiring public sentiment data

A data and public opinion technology, applied in the fields of digital data processing, special data processing applications, character and pattern recognition, etc., can solve the problems of low public opinion data coverage and waste of human resources, and achieve the goal of improving coverage and reducing labor costs. Effect

Active Publication Date: 2018-01-05
BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD
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Problems solved by technology

[0003] However, most of the existing online public opinion data acquisition methods are based on manual collection. For example, companies or enterprises hire personnel who specialize in collecting and analyzing public opinion data; the majority of netizens pay attention to relevant news, etc.
On the one hand, these methods consume human resources, on the other hand, the coverage rate of public opinion data obtained is also very low

Method used

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  • Method and device of acquiring public sentiment data
  • Method and device of acquiring public sentiment data
  • Method and device of acquiring public sentiment data

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Embodiment Construction

[0070] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0071] Terms used in the embodiments of the present invention are only for the purpose of describing specific embodiments, and are not intended to limit the present invention. As used in the embodiments of the present invention and the appended claims, the singular forms "a", "said" and "the" are also intended to include the plural forms unless the context clearly indicates otherwise.

[0072] It should be understood that the term "and / or" used herein is only an association relationship describing associated objects, which means that there may be three relationships, for example, A and / or B, which may mean that A exists alone, and A and B exist simultaneously. B, there are three situations of B alone. In addition, the character " / " in this articl...

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Abstract

The invention provides a method and a device of acquiring public sentiment data. Entity word libraries are pre-mined, and include keywords describing corresponding entities; keywords are extracted from acquired webpage data when the public sentiment data are acquired; similarity matching is carried out on the extracted keywords and each entity word library to determine the entities corresponding to the entity word libraries of which similarities satisfy a preset requirement; and the webpage data are used as the public sentiment data of the determined entities. The method can automatically realize acquisition of the public sentiment data. Compared with a manner of artificially collecting the public sentiment data, the method greatly reduces manpower costs, and increases a coverage rate of the public sentiment data.

Description

【Technical field】 [0001] The invention relates to the field of computer application technology, in particular to a method and device for acquiring public opinion data. 【Background technique】 [0002] Internet public opinion takes the network as the carrier and events as the core. It is the expression, dissemination and interaction of the majority of netizens' emotions, attitudes, opinions, and opinions, and it is the reflection of social public opinion in the Internet space. With the continuous development of the Internet, many companies, enterprises and other units need to constantly pay attention to Internet public opinion in order to analyze the Internet public opinion and pay attention to their own status in the Internet public opinion, so as to generate early warnings of Internet public opinion and provide public relations or brand information for the departmental Internet crisis. Marketing provides data to rely on. In addition, the majority of netizens also need to co...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F17/30G06K9/62
Inventor 王私江赵辉高显岳爱珍谭静崔燕
Owner BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD
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