Boosting Item-based Collaborative Filtering via Nearly Uncoupled Random Walks.
Athanasios N. NikolakopoulosGeorge KarypisPublished in: CoRR (2019)
Keyphrases
- random walk
- item based collaborative filtering
- collaborative filtering
- cold start problem
- recommender systems
- recommendation algorithms
- personalized services
- learning algorithm
- directed graph
- markov chain
- feature selection
- spectral methods
- transition probability matrix
- machine learning
- reinforcement learning
- stationary distribution
- dynamic programming
- multi agent systems
- social networks