VOICE EVALUATION PROGRAM, VOICE EVALUATION METHOD AND VOICE EVALUATION DEVICE

摘要

PROBLEM TO BE SOLVED: To accurately evaluate a voice.;SOLUTION: A voice evaluation device 100 analyzes a voice signal to detect a pitch frequency. The voice evaluation device 100 selects an evaluation object region, as an object to be evaluated, of the detected pitch frequency based upon a distribution of detection frequencies of the detected pitch frequency. The voice evaluation device 100 evaluates a voice based upon the distribution of detection frequencies and the selected evaluation object region.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2019,JPO&INPIT