Towards a Contextual and Semantic Information Retrieval System Based on Non-negative Matrix Factorization Technique.
Nesrine KsentiniMohamed TmarFaïez GargouriPublished in: ISDA (2017)
Keyphrases
- information retrieval systems
- negative matrix factorization
- matrix factorization
- latent semantic space
- information retrieval
- document clustering
- document collections
- query expansion
- sparse representation
- retrieval systems
- relevance feedback
- inverted file
- user queries
- principal component analysis
- relevant documents
- natural language
- spectral clustering
- pairwise
- document indexing
- interactive information retrieval
- retrieval model
- semantic information
- machine learning
- image processing
- computer vision
- semantic similarity
- data analysis