Enhanced semantic similarity measure based on two-level retrieval model.
Raoudha Ben DjemaaHajer NabliIkram Amous Ben AmorPublished in: Concurr. Comput. Pract. Exp. (2019)
Keyphrases
- retrieval model
- language model
- retrieval effectiveness
- document retrieval
- information retrieval systems
- test collection
- language modeling
- information retrieval
- retrieval framework
- retrieval systems
- vector space
- user queries
- vector space model
- query expansion
- query terms
- text retrieval
- relevance feedback
- statistical language models
- effective retrieval
- retrieval process
- improvements in retrieval effectiveness
- trec collections
- tf idf
- semantic information
- pattern recognition
- feature selection
- low level features
- natural language