Corpus-dependent Association Thesauri for Information Retrieval.

Hiroyuki Kaji Yasutsugu Morimoto Toshiko Aizono Noriyuki Yamasaki

Published in: COLING (2000)

Keyphrases

information retrieval
information retrieval systems
document collections
document corpus
manually annotated
information filtering
learning to rank
document retrieval
text collections

query expansion
search engine
linguistic resources
test collection
latent semantic indexing
question answering
information extraction
knowledge discovery

relevant documents
retrieval systems
open domain
test set
domain specific
topic detection and tracking
computational linguistics
text processing

machine learning
vector space model
text data
language modeling
retrieval effectiveness
text retrieval
retrieval model
language model