Telecommunications Science ›› 2017, Vol. 33 ›› Issue (9): 28-35.doi: 10.11959/j.issn.1000-0801.2017204

• research and development • Previous Articles     Next Articles

Multiple topics evolution model based on similarity of interference

Yefei CHEN,Xuejun ZHANG,Weidong HUANG   

  1. Nanjing University of Posts and Telecommunications,Nanjing 210023,China
  • Revised:2017-06-28 Online:2017-09-01 Published:2017-09-11
  • Supported by:
    The National Natural Science Foundation of China(71671093);Philosophy and Social Science Foundation of Education Department of Jiangsu Province(2015SJB018);Humanities and Social Science Foundation of NUPT(NYS214028)

Abstract:

The current researches of evolution model mainly focus on the spread of the individual topics,rarely considering the influential factors between multiple topics.A new topic evolution model was proposed by considering the interference among topics based on SIR model,which characterized by the influence of the similarity of the topic on the probability of propagation.The experimental results show that within the critical value,the similarity degree of positive and negative trends enhance or hinder the process of topic evolution,and the degree of action varies with the degree of interference nodes,which is expressed as evolutionary consistency under positive similarity and the evolutionary separability under negative similarity.When the critical value is exceeded,the effect of strengthening or hindering tends to saturation.

Key words: topic evolution, multiple topics, susceptible-infective-removal model, similarity of interference

CLC Number: 

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