This paper proposes a basic feature for quantitative measurement and evaluation of group motion in team sports. This feature called dominant region is a sphere of influence of each player or each… (More)
This paper describes analyzing elements of letters in a letter management system. The primary elements of a letter are a sender, a receiver, and terms which are words and named entities appeared in… (More)
This paper describes structure of a minutes retrieval system, and analysis of person-topic relation using latent semantic indexing. This minutes retrieval system is developed for retrieving parts of… (More)