Finding the Positive Nearest-Neighbor in Recommender Systems.
Ali M. RoumaniDavid B. SkillicornPublished in: DMIN (2007)
Keyphrases
- nearest neighbor
- recommender systems
- collaborative filtering
- k nearest neighbor
- positive and negative
- high dimensional
- knn
- nearest neighbor search
- data points
- nearest neighbor queries
- high dimensional data
- information overload
- user profiles
- nearest neighbor algorithm
- user profiling
- information filtering
- matrix factorization
- training data
- training set