Improving Collaborative Filtering by W-clustering.
Hanxiong ChenKazutaka FuruseNobuo OhboSeiichi NishiharaPublished in: Databases and Applications (2004)
Keyphrases
- user profiles
- collaborative filtering
- recommender systems
- user preferences
- matrix factorization
- clustering method
- clustering algorithm
- hierarchical clustering
- data sparsity
- k means
- content based filtering
- text clustering
- unsupervised learning
- categorical data
- data clustering
- graph theoretic
- data mining tasks
- information retrieval
- fuzzy clustering
- making recommendations
- cluster analysis
- self organizing maps
- data points
- spectral clustering
- information theoretic
- anomaly detection
- semi supervised
- feature space
- similarity measure