Query Expansion Based on WordNet and Word2vec for Italian Question Answering Systems.
Emanuele DamianoAniello MinutoloStefano SilvestriMassimo EspositoPublished in: 3PGCIC (2017)
Keyphrases
- query expansion
- wordnet
- word sense disambiguation
- co occurrence
- passage retrieval
- question answering
- natural language processing
- information retrieval systems
- semantic relatedness
- language model
- semantic relations
- information retrieval
- word semantic similarity
- keywords
- semantic information
- retrieval effectiveness
- language modeling
- semantic similarity
- pseudo relevance feedback
- n gram
- word pairs
- text retrieval
- relevance feedback
- retrieval model
- semantic features
- relevant documents
- query terms
- text documents
- knowledge base
- information extraction
- natural language
- document retrieval
- query translation
- part of speech
- semantic relationships
- retrieved documents
- out of vocabulary
- search engine