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Picture for Yoshihiko Nitta

Yoshihiko Nitta

Dept. of Economics, Nihon University

Topic Graph Generation for Query Navigation: Use of Frequency Classes for Topic Extraction

Yoshiki Niwa , Shingo Nishioka , Makoto Iwayama , Akihiko Takano , Yoshihiko Nitta

* Proceedings of NLPRS'97, Natural Language Processing Pacific Rim Symposium '97, pages 95-100, Phuket, Thailand, Dec. 1997 
* 6 pages, 3 figures 

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Co-occurrence Vectors from Corpora vs. Distance Vectors from Dictionaries

Yoshiki Niwa , Yoshihiko Nitta

* COLING94, 304-309. 
* 6 pages, appeared in the Proc. of COLING94 (pp. 304-309). 

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