复旦大学：《网络科学导论 Introduction to Network Science》教学课件_12- Community+Opinion dynamics+consensus

Network science An English introductory course for undergraduate students Lecturer: Dr. Cong LI ee@ Fudan University Adaptive Networks and Control Lab

Network Science Lecturer: Dr. Cong LI EE @ Fudan University —— An English introductory course for undergraduate students Adaptive Networks and Control Lab

Social Networks + 东啊公

Social Networks

Social Networks 5鸟300995309 CA Mark :h -Agreed then, Henderson-l won't network you if you don't 0。3 network me

Social Networks

Social Networks, everywhere

Social Networks, everywhere…

Social Networks, everywhere

Social Networks, everywhere…

Social Networks, everywhere Welkom mstera

Social Networks, everywhere…

Topics in Social Networks Studies Small-world phenomenon in relationships Scale-free power-law distribution of connectivity Strong ties and weak ties Information spreading Cascading reactions Community detection Network game theory Opinion formation and dynamic models Recommendation systems Link prediction and behavior prediction Technological social networks Internet, www, Facebook, Twitter, Wechat

Topics in Social Networks Studies • Small-world phenomenon in relationships • Scale-free power-law distribution of connectivity • Strong ties and weak ties • Information spreading • Cascading reactions • Community detection • Network game theory • Opinion formation and dynamic models • Recommendation systems • Link prediction and behavior prediction • Technological social networks： Internet, WWW, Facebook, Twitter, Wechat, …

Social networks Topologies Social networks are generally assortative Technological networks are typically disassortative Social networks. hierarchical networks with community structures Scale-free networks Small-world networks

Social Networks Topologies  Social networks are generally assortative  Technological networks are typically disassortative  Social networks: • hierarchical networks • with community structures • Scale-free networks • Small-world networks

Part 1 Community Structure in Complex Networks 565b

Part 1: Community Structure in Complex Networks

Community Each densely E linked group is a cach symmetrical group Is a community community Definition of a community can be subjective

Community Each densely￾linked group is a community Definition of a community can be subjective