Graph-based collaborative ranking

作者:

Highlights:

• GRank is a novel framework, designed for recommendation based on rank data.

• GRank handles the sparsity problem of neighbor-based collaborative ranking.

• GRank uses the novel TPG graph structure to model users’ choice context.

• GRank directly ranks items for a target user using personalized PageRank in TPG.

• GRank improves NDCG@10 up to 9% compared to other collaborative ranking methods.

摘要

•GRank is a novel framework, designed for recommendation based on rank data.•GRank handles the sparsity problem of neighbor-based collaborative ranking.•GRank uses the novel TPG graph structure to model users’ choice context.•GRank directly ranks items for a target user using personalized PageRank in TPG.•GRank improves NDCG@10 up to 9% compared to other collaborative ranking methods.

论文关键词:Collaborative ranking,Pairwise preferences,Graph modelling,Recommendation systems,Personalized PageRank

论文评审过程:Received 16 March 2016, Revised 7 September 2016, Accepted 8 September 2016, Available online 9 September 2016, Version of Record 24 September 2016.

论文官网地址:https://doi.org/10.1016/j.eswa.2016.09.013