Collaborative filtering with diffusion-based similarity on tripartite graphs
Ming-Sheng ShangZi-Ke ZhangTao ZhouYi-Cheng ZhangPublished in: CoRR (2009)
Keyphrases
- collaborative filtering
- pearson correlation coefficient
- maximum common subgraph
- recommender systems
- matrix factorization
- user similarity
- similarity measure
- graph theory
- graph mining
- link prediction
- similarity function
- graph structure
- distance measure
- euclidean distance
- user preferences
- recommendation systems
- graph matching
- diffusion process
- structural similarity
- data sparsity
- similarity metric
- distance function
- heat kernel
- diffusion model
- personalized recommendation
- weighted graph
- anisotropic diffusion
- semantic similarity