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Influence

发布时间:2026年11月4日

Factors affect influence

Propagated objects

  • Time
    • Time affects the mechanim of influence
    • Influence strength between individual changes over time
      • Manuel Gomez-Rodriguez, Jure Leskovec and Bernhard Schölkopf. Structure and Dynamics of Information
        Pathways in Online Media. In WSDM' 13.
        Infer influence strength between edges over at different time. Data: blog post network.
      • Wei Pan, Manuel Cebrián, Wen Dong, Taemie Kim and Alex Pentland. Modeling Dynamical Influence in Human Interaction Patterns.CoRR.2010.
        Propose a HMM-like model to learn influence strength between individuals at different time and apply it to predict turn taking in the a group discussion (Here influence indicates how people influence each others' turn taking). Data:Audio recording for group discussion.
  • Network
  • External effect

Applications

  • Influence Maximization
  • Identify influential nodes
    • Kang Zhao, Greta Greer, Baojun Qiu, Prasenjit Mitra, Kenneth Portier, and John Yen. Finding influential users of an online health community: a new metric based on sentiment influence. CoRR. 2012.
      Observe that after at least one responding reply is received, 75% thread originators who started with negative sentiment expressed positive subsequent sentiment; 85% thread originators who started with positive sentiment stayed postive. They find influential users according to the influential responding replies. Data: online cancer survivors network (http://csn.cancer.org)
  • Infer social tie
  • Community detection
  • Predict user behaviors
    • Eunjoon Cho, Seth A. Myers and Jure Leskovec. Friendship and Mobility: User Movement In Location-Based Social Networks. KDD 2011.
      Observe that the influence of friendship on one’s mobility is two times stronger than the influence of mobility on creating new friendships. They develop a model to predict future movements of an individual by incorporating temorally and geographically periodic movement with the social network structure. Data: checkin data from Gowalla and Brightkite, a dataset of cell phone location trace data.
    • Stephen Guo, Mengqiu Wang, Jure Leskovec.The Role of Social Networks in Online Shopping: Information Passing, Price of Trust, and Consumer Choice. ACM Conference on Electronic Commerce (EC), 2011.
      Observe that the more mutual contacts a pair of users has, the greater the likelihood that they engaged in a commercial transaction. They predict which seller a buyer will choose to buy an item from by using SVM-rank. Data: taobao (www.taobao.com).
    • Jure Leskovec, Lada Adamic and Bernardo Huberman. The Dynamics of Viral Marketing. ACM Conference on Electronic Commerce (EC), 2006.
      Observe that the probablity of purchasing a product increases with the number of recommendations received, but quickly saturates to a constant. They predict users' phurchase behaviors and find that personal recommendations are most effective in small, densely connected communities enjoying expensive products.