Topic Model-Based Recommender System for Longtailed Products Against Popularity Bias.
Chunhua SunYinjie XuPublished in: DSC (2019)
Keyphrases
- recommender systems
- product recommendation
- average reward reinforcement learning
- collaborative filtering
- product reviews
- user preferences
- user interests
- social media
- information filtering
- user profiles
- topic models
- data driven
- data mining
- cold start problem
- variance reduction
- related topics
- opinion mining
- information overload
- matrix factorization
- personalized recommendation
- recommendation algorithms
- topic modeling
- movie recommendation
- user model