Download e-book for iPad: Behavior Dynamics in Media-Sharing Social Networks by H. Vicky Zhao

By H. Vicky Zhao

ISBN-10: 0521197279

ISBN-13: 9780521197274

In large-scale media-sharing social networks, the place thousands of clients create, percentage, hyperlink and reuse media content material, there are transparent demanding situations in holding content material safeguard and highbrow estate, and in designing scalable and trustworthy networks able to dealing with excessive degrees of site visitors. This complete source demonstrates how online game idea can be utilized to version person dynamics and optimize layout of media-sharing networks. It studies the elemental methodologies used to version and learn human habit, utilizing examples from real-world multimedia social networks. With a radical research of the influence of human components on multimedia process layout, this obtainable ebook exhibits how an realizing of human habit can be utilized to enhance procedure functionality. Bringing jointly mathematical instruments and engineering thoughts with rules from sociology and human habit research, this one-stop advisor will permit researchers to discover this rising box additional and finally layout media-sharing platforms with extra effective, safe and customized providers

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Extra info for Behavior Dynamics in Media-Sharing Social Networks

Sample text

R Playback lag is a serious issue in live-streaming service, when different users have different playback time and some peers are several minutes behind other peers. As a result, if users are watching the live Super Bowl, some peers might see a touchdown a few minutes later than others, which is an unpleasant experience. Additionally, because the video buffer in live-streaming services is usually short, peers with larger playback lags will not be able to contribute useful chunks to peers with smaller lags.

Given the M detection statistics {T N (i) }i=1,··· ,M and a predetermined threshold h, the estimated colluder set is SC = {i : T N (i) > h}. 4 Performance criteria To measure the temporal resolution of the colluded copy, we use the total number of frames in the colluded copy L c = |F c | (or, equivalently, the frame rate of the colluded copy). L c = |Fb |, L c = |Fb | + |Fe1 |, and L c = |Fb | + |Fe1 | + |Fe2 | correspond to the three scenarios in which the colluded copy has the lowest, medium, and highest temporal resolution, respectively.

Our analysis can also be applied to other scenarios where β1 + β2 + β3 = 1. To guarantee that the energy of each of the original 22 Overview of multimedia fingerprinting Frame j1 in base layer Intragroup b Collusion SC Z bj1∈Fb Intragroup Z bj1,∈e1Fb Collusion SC b ,e1 Intragroup all Collusion SC Z all j1∈Fb n j1 Intergroup Collusion V j1∈Fb Frame j3 in enhancement layer 2 Frame j2 in enhancement layer 1 1 2 3 Z bj2,∈e1Fe1 Z all j3 ∈Fe 2 Z all j2 ∈Fe1 n j3 V j3∈Fe 2 n j2 V j2∈Fe1 α1 α2 … … … Fig.

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Behavior Dynamics in Media-Sharing Social Networks by H. Vicky Zhao

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