Multi-agent-based simulation method of information propagation and public opinion evolution

An information dissemination, multi-agent technology, applied in the field of simulation, can solve the problems of simple model and single subject in traditional methods

Active Publication Date: 2018-12-21
NANJING UNIV OF SCI & TECH
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  • Abstract
  • Description
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AI Technical Summary

Problems solved by technology

[0005] The purpose of the present invention is to provide a multi-agent-based simulation method for information dissemination and public opinion evolution, which solves the problems of simple models, single subjects, and large differences with real-world scenarios in traditional methods.

Method used

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  • Multi-agent-based simulation method of information propagation and public opinion evolution
  • Multi-agent-based simulation method of information propagation and public opinion evolution
  • Multi-agent-based simulation method of information propagation and public opinion evolution

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Embodiment

[0037] like figure 1 As shown, an embodiment of the present invention is based on a multi-agent simulation method for information dissemination and public opinion evolution, and simulates information dissemination and public opinion evolution.

[0038] 1) The construction process of BA scale-free network is as follows:

[0039] A) initial generation m 0 random network of nodes.

[0040] B) Add a node every time, and connect with known m nodes, m0 , the probability of connection is proportional to the degree of the node.

[0041] C) Repeat the above steps until the stop condition is met.

[0042] A network of 200 nodes built according to this method is as follows figure 2 shown.

[0043] 2) Construction of information dissemination model

[0044] In the process of information dissemination, we use informed to indicate whether each node in the network is informed, and spread to indicate the node's propagation status. At the initial moment when the message enters the netw...

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Abstract

The invention discloses a multi-agent-based simulation method of information propagation and public opinion evolution. The method comprises: selecting a scale-free network as a medium for simulation;constructing a propagation will negative index model of a netizen individual; defining an interaction rule between netizen attributes and netizen groups and constructing a netizen's continuous viewpoint evolution model based on the interaction rule; and combining information propagation and netizen public opinion viewpoint evolution processes, simulating information propagation and viewpoint evolution, and operating the model till preset time is reached. According to the invention, with introduction of the information propagation, the interaction rule of netizens, and the diversified attributedefinition, the rule of simultaneous propagation of the public opinion and the information in a true society is reflected well. The differences among netizens are reflected; and the rules of information dissemination and public opinion evolution are discovered.

Description

technical field [0001] The invention relates to a simulation method, in particular to a multi-agent-based information dissemination and public opinion evolution simulation method. Background technique [0002] With the continuous development of social networks, the threat of public opinion information disseminated through social networks is also increasing. Public opinion dissemination refers to the behavior of disseminating public opinion information through social networks. It has the characteristics of fast dissemination, wide dissemination range, and difficulty in restraint. Its dissemination is difficult to effectively control through artificial means. At the same time, due to the limitations of network management and the virtuality of network users, it provides a breeding ground for the spread of public opinion on social networks, and the spread of negative public opinion has become one of the major hidden dangers affecting social stability and the development of peopl...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06Q50/00H04L12/24
CPCH04L41/145G06Q50/01
Inventor 夏睿李银波
Owner NANJING UNIV OF SCI & TECH
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