Evaluation of vocal controllability by an object oriented acoustic analysis system

Satoshi Imaizumi,* Hartono Abdoerrachman,** Seiji Niimi,* Hajime Hirose,* Haruhito Saida ,*** and Yoko Shimura**** *RILP , Faculty of Medicine, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, 113 Japan **Department of Otolaryngology , Faculty of Medicine, University of Indonesia, J1, Diponegoro 71, Jakarta-Pusat, Indonesia ***Department of Otolaryngology , Asoka Hospital, 1-18-1 Shumiyoshi, Koto-ku, Tokyo, 135 Japan ****Department of Education , Saitama University, 225 Shimo-okubo, Urawa, Saitama, 338 Japan (Received 15 June 1993)