Local Nonnegative Matrix Factorization for Mining Typical User Session Profile.
Jixiang JiangBaowen XuJianjiang LuHongji YangPublished in: ICWE (2004)
Keyphrases
- nonnegative matrix factorization
- click stream
- user sessions
- web mining
- matrix factorization
- data representation
- negative matrix factorization
- least squares
- website
- web usage mining
- web logs
- spectral clustering
- frequent patterns
- knowledge discovery
- web users
- natural language processing
- data mining techniques
- user profiles
- database
- document clustering
- log data
- user behavior
- itemsets
- text mining
- original data
- principal component analysis
- data model
- data mining
- databases