Keyphrases
- latent semantic indexing
- document representation
- vector space model
- information retrieval
- semantic structure
- term document matrix
- latent semantic analysis
- text retrieval
- document space
- latent semantic
- vector space
- latent semantic space
- document collections
- retrieval systems
- singular value decomposition
- document clustering
- text documents
- web documents
- tf idf
- information retrieval systems
- document retrieval
- cross lingual
- bag of words
- cross language information retrieval
- data fusion
- semantic similarity
- test collection
- semantic information
- negative matrix factorization
- user queries
- distance measure
- information extraction
- pattern recognition
- machine learning