Query Expansion Based on NLP and Word Embeddings.
Billel AkloucheIbrahim BounhasYahya SlimaniPublished in: TREC (2018)
Keyphrases
- query expansion
- word sense disambiguation
- natural language processing
- retrieval effectiveness
- language model
- n gram
- text summarization
- information retrieval systems
- text retrieval
- information retrieval
- relevant documents
- language modeling
- pseudo relevance feedback
- retrieval model
- relevance feedback
- co occurrence
- text mining
- information extraction
- original query
- question answering
- improving search
- automatic query expansion
- wordnet
- query terms
- query disambiguation
- trec genomics track
- vector space
- language processing
- retrieved documents
- term weighting
- machine translation
- natural language
- query translation
- part of speech
- word segmentation
- biomedical information retrieval
- document level
- named entities
- low dimensional