Public opinion analysis method

Abstract

The invention relates to a public opinion analysis method, which comprises the steps of collecting public opinion data including project publicity data and public opinions under the project publicitydata, reporting the project publicity data by media, and discussing the project publicity data by the public; preprocessing the public opinion data to obtain structured public opinion information; generating a public opinion object according to the public opinion information, wherein the public opinion object comprises an object identifier, an object category, space-time information, semantic information, emotion information and relationship information; conducting similarity matching the public opinion objects and public opinion cases in a public opinion case library to acquire the most similar public opinion cases; and analyzing the most similar public opinion cases to obtain a public opinion control scheme. The network public opinion data can be reasonably mined, massive multi-source public opinion data can be quickly processed, valuable public opinion information can be obtained, and data support is provided for subsequent public opinion case similarity matching and public opinioncontrol scheme analysis.

Description

technical field [0001] The present invention relates to the technical field of data mining and analysis, and more specifically, to a method for constructing a public opinion knowledge base. Background technique [0002] In the application of social public opinion and decision-making technology, the "scenario-response" emergency management model has formed a consensus in the academic circles, and through the continuous improvement of theory and technology, it has been promoted to the government and industry, and gradually established the emergency "scenario-response" model. "A new model of emergency management. The "scenario-response" emergency management of emergencies is specifically: firstly, it is necessary to conduct real-time and comprehensive monitoring and intelligent analysis of emergencies in physical and social spaces, from massive, scattered, unstructured, and real-time changing disaster data Dig out valuable intelligence, obtain an overall description of the cur...

AI Technical Summary

Problems solved by technology

However, these technical systems are not perfect, and the ideas and concepts of some management departments cannot keep up with the needs of the situation; some management mechanisms are not perfect enough, functions overlap and overlap, and the degree of information resource sharing is low; the dynamic response of information and intelligence networks is lagging behind, and the public opinion evaluation mechanism cannot Make a comprehensive, systematic and objective assessment

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