pdf dblpOverview of IR tasksNoriko Kando | Kazuko Kuriyama | Toshihiko Nozue | Koji Eguchi | Hiroyuki Kato | Soichiro HidakaProceedings of the First NTCIR Workshop on Research in Japanese Text Retrieval and Term Recognition, NTCIR-1, Tokyo, Japan, August 30 - September 1, 1999