|Budget Amount *help
¥2,300,000 (Direct Cost : ¥2,300,000)
Fiscal Year 1998 : ¥500,000 (Direct Cost : ¥500,000)
Fiscal Year 1997 : ¥1,800,000 (Direct Cost : ¥1,800,000)
It was many for until now to evaluate a expression in a subjective method, because that is why appraisal about music expression is it is difficult to objectify very much. But this research does to evaluate a performance in point of science a purpose. And FET analysis and principal component analysis were carried out about the sample of a vocal sound. Then it could more objectively evaluate about appraisal of music expression.
A vocal sound of the voice of adult, the countertenor and the child who went since before, is analyzed in this research. It thinks, although the kind of a voice differs, that 3 kinds of these the voices are most appropriate to compare, because the height of a sound resembles very much. As a result a child expresses in some view points in a child On the other hand a expert's judgment to total target from many viewpoints. It caught a voice as for a wave-like comprehensively. And the result whom also, analyzed of a expert's judgment and the wave-like almost agreed.
Therefore it thought can objectively to evaluate about appraisal about a voice. On the other hand a new view point could be found about a child's study activity to the way of a teacher's help.