1. Multivariate statistical analysis of VCV syllables;Sakai;Trans. IECE,1973
2. Research on individual information in speech waves;Furui,1978
3. Effects of transmission conditions on individual parameters in speech waves;Furui,1977
4. Multidimensional representation of personal quality of vowels and its acoustical correlates;Matsumoto;IEEE Trans., Audio, Electro-acoustics,1973
5. Psychological similarity of natural speech and its physical correlates;Kuwabara,1981