Temporal Matrix Factorization for Tracking Concept Drift in Individual User Preferences.
Yung-Yin LoWanjiun LiaoCheng-Shang ChangPublished in: CoRR (2015)
Keyphrases
- matrix factorization
- individual user
- concept drift
- user behavior
- data streams
- collaborative filtering
- recommender systems
- user profiles
- missing data
- non stationary
- data distribution
- user model
- change detection
- classification algorithm
- nonnegative matrix factorization
- personalized search
- factorization methods
- implicit feedback
- user preferences
- missing values
- data points
- high dimensional data
- data mining