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Decision making in social networks

401 bytes added, 06:03, 24 March 2015
Long Tail law of speed of propogation
===Long Tail law of speed of propogation===
Meme propagate through 50% of a network in in short time, and reach 80% in longer time (in students connected through a mutual social network it takes 10 minutes to reach 50% and about 100 minutes to reach 80%). In Sina, a chinese microblogging network it was also found that memes propagate in bursts of power-law distribution, from very small hubs of opinion leaders<ref>Yuanyuan, B., & Zhanhong, X. (2011). Human activity pattern on microblogging interaction. In Information Management, Innovation Management and Industrial Engineering (ICIII), 2011 International Conference on (Vol. 3, pp. 303–306).</ref>
===Common opinion hub make meme propogate faster===