A Hybrid User and Item-Based Collaborative Filtering with Smoothing on Sparse Data.
Rong HuYansheng LuPublished in: ICAT Workshops (2006)
Keyphrases
- sparse data
- high dimensional
- item based collaborative filtering
- recommender systems
- user interaction
- collaborative filtering
- user preferences
- information overload
- website
- cold start problem
- user interface
- personalized services
- data sets
- user model
- user profiles
- random projections
- user requirements
- user experience
- multi dimensional
- face recognition
- databases