Preface to the special issues on NTCIR-4.

Hiroshi Nakagawa Tatsunori Mori Noriko Kando

Published in: ACM Trans. Asian Lang. Inf. Process. (2005)

Keyphrases

test collection
key issues
fundamental issues
web retrieval
real time
machine learning
website
bayesian networks
natural language
information technology
co occurrence
query translation
open issues