TREC-4 Experiments at Dublin City University: Thresholding Posting Lists, Query Expansion with WordNet and POS Tagging of Spanish.
Alan F. SmeatonFergus KelledyRuairi O'DonnellPublished in: TREC (1995)
Keyphrases
- wordnet
- query expansion
- part of speech
- pseudo relevance feedback
- retrieval effectiveness
- question answering
- natural language processing
- word sense disambiguation
- ad hoc retrieval
- information retrieval
- text documents
- relevance feedback
- information retrieval systems
- word segmentation
- language modeling
- language model
- information extraction
- co occurrence
- semantic information
- relevant documents
- text retrieval
- retrieval model
- semantic relations
- retrieved documents
- test collection
- machine translation
- query terms
- semantic similarity
- natural language
- knowledge base
- named entities
- n gram
- cross language
- relevance model
- named entity recognition
- average precision
- keywords
- query translation
- machine translation system
- artificial intelligence
- text mining
- retrieval systems
- document collections
- multiword
- image retrieval
- hand crafted