Probabilistic Matrix Factorization Based on Similarity Propagation and Trust Propagation for Recommendation.
Haiyan ZhaoShengsheng WangQingkui ChenJian CaoPublished in: CIC (2015)
Keyphrases
- trust propagation
- recommender systems
- probabilistic matrix factorization
- collaborative filtering
- matrix factorization
- similarity measure
- semantic similarity
- user similarity
- distance function
- distance measure
- similarity function
- recommendation systems
- user preferences
- personalized recommendation
- similarity calculation
- em algorithm
- euclidean distance
- closed form
- recommendation algorithms