Natural Language Information Retrieval: TREC-7 Report.

Tomek Strzalkowski Gees C. Stein G. Bowden Wise Jose Perez Carballo Pasi Tapanainen Timo Järvinen Atro Voutilainen Jussi Karlgren

Published in: TREC (1998)

Keyphrases

information retrieval
natural language
question answering
test collection
information extraction
information retrieval systems
retrieval effectiveness
search engine

information access
ir evaluation
language processing
language model
text retrieval
relevant documents
question answering systems
text mining

natural language processing
natural language interface
passage retrieval
knowledge representation
semantic analysis
document retrieval
document collections
natural language generation

query expansion
learning to rank
retrieval model
machine learning
semantic interpretation
ad hoc retrieval
retrieval systems
biomedical information retrieval