Ping-pong Document Clustering using NMF and Linkage-Based Refinement.
Hiroyuki ShinnouMinoru SasakiPublished in: LREC (2008)
Keyphrases
- document clustering
- ping pong
- negative matrix factorization
- nonnegative matrix factorization
- clustering algorithm
- clustering method
- document representation
- document clusters
- text mining
- topic extraction
- document collections
- text documents
- cluster analysis
- tolerance rough set
- record linkage
- k means
- nearest neighbor
- probabilistic model
- ant based clustering