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cs.IR2016★ 34 cited
PowerWalk: Scalable Personalized PageRank via Random Walks with Vertex-Centric Decomposition
Qin Liu, Zhenguo Li, John C. S. Lui +1
Most methods for Personalized PageRank (PPR) precompute and store all accurate PPR vectors, and at query time, return the ones of interest directly. However, the storage and comput…
cs.IR2012
Mathematical Modeling of Competitive Group Recommendation Systems with Application to Peer Review Systems
Hong Xie, John C. S. Lui
In this paper, we present a mathematical model to capture various factors which may influence the accuracy of a competitive group recommendation system. We apply this model to peer…