An Information Retrieval Model Based On Word Concept.

Chen Wu Quan Zhang Xiangfeng Wei

Published in: PACLIC (2006)

Keyphrases

information retrieval
co occurrence
information retrieval systems
term weighting
keywords
text mining
information extraction
text retrieval
language model
query expansion
document collections
language modeling
tf idf
word recognition
word sense
information filtering
retrieval systems
n gram
question answering