Dirichlet PageRank and Trust-Based Ranking Algorithms
نویسندگان
چکیده
Motivated by numerous models of representing trust and distrust within a graph ranking system, we examine a quantitative vertex ranking with consideration of the influence of a subset of nodes. An efficient algorithm is given for computing Dirichlet PageRank vectors subject to Dirichlet boundary conditions on a subset of nodes. We then give several algorithms for various trust-based ranking problems using Dirichlet PageRank with boundary conditions, showing several applications of our algorithms.
منابع مشابه
Dirichlet PageRank and Ranking Algorithms Based on Trust and Distrust
Motivated by numerous models of representing trust and distrust within a network ranking system, we examine a quantitative vertex ranking with consideration of the influence of a subset of nodes. We propose and analyze a general ranking metric, called Dirichlet PageRank, which gives a ranking of vertices in a subset S of nodes subject to some specified conditions on the vertex boundary of S. In...
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