Toshiba KIDS at NTCIR-3: Japanese and English-Japanese IR

Tetsuya Sakai, Makoto Koyama, Masaru Suzuki, Toshihiko Manabe
2002 NTCIR Conference on Evaluation of Information Access Technologies  
Toshiba participated in the Japanese monolingual track and the English-Japanese cross-language track at NTCIR-3, and achieved the highest retrieval performances among the DESCRIPTION runs. Our presubmission experiments using the KIDS system focused primarily on effective Japanese monolingual retrieval, and addressed several problems including term selection enhancement and ranked output combination. Moreover, our post-submission reruns using the recently developed BRIDJE system substantially
more » ... performed our official runs. In addition, our postsubmission experiments include a new cross-language run which used the internal translation data of our machine translation system, which further improved performance on average.
dblp:conf/ntcir/SakaiKSM02 fatcat:feoa3rk72zcdlop7plvuurwkyu