Filter the speech with a set of auditory perception filter first,then extract the formant of synthetic speech and original speech with self-correlation algorithm and grid model algorithm.

• 首先用听觉感知的小波变换对原始语音信号进行分解重构,然后分别用自相关和格型法对合成语音信号和原始语音信号进行共振峰提取。