Beyond Clustering: Sub-DAG Discovery for Categorising Documents.
Ramakrishna B. BairiMark James CarmanGanesh RamakrishnanPublished in: CIKM (2016)
Keyphrases
- document clustering
- clustering algorithm
- text clustering
- clustering method
- information retrieval systems
- information retrieval
- k means
- knowledge discovery
- document collections
- metadata
- spectral clustering
- information theoretic
- document retrieval
- text documents
- relevant documents
- hierarchical clustering
- cosine similarity
- xml documents
- topic detection
- exploratory analysis
- document classification
- directed acyclic graph
- data clustering
- mutual reinforcement
- self organizing maps
- user queries
- unsupervised learning
- keywords
- data points
- relevance feedback
- feature selection
- topic discovery
- content similarity
- document clusters
- website
- community discovery
- document analysis
- vector space
- text mining
- vector space model
- co occurrence
- test collection
- cluster analysis