Titlebook: Optimal Social Influence; Wen Xu,Weili Wu Book 2020 The Author(s), under exclusive license to Springer Nature Switzerland AG 2020 modeling

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Book 2020e: chrematistics of social networks, modeling of social influence propagation, popular research problems in social influence analysis such as influence maximization, rumor blocking, rumor source detection, and multiple social influence competing.  .

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ing of the discretisation matrix. Exact LU factorisation of this block system introduces a Schur complement matrix which couples subdomains and the interface together. A family of simplifying techniques for constructing the Schur complement and applying the 2×2 block system as a DD preconditioner ar

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Wen Xu,Weili Wurocess. They can be coded in a compact and elegant way that reflects the B-tree structure. Our experiments illustrate that for high compression rates and non-textured images, this PDE-based approach gives visually better results than the widely-used JPEG coding.