谱减法是一种比较简单的语音降噪的方法，在语音信号具有较高的信噪比的情况下具有良好的降噪功能。 -Spectral subtraction is a relatively simple pronunciation methods of noise in speech signal with high signal-to-noise ratio (SNR) of cases with good noise function.

利用java开发基于MMSE的语音增强系统，在运行程序时加入带噪声的音频，经过系统处理，输出增强后的音频，具有很好的效果-Use java development based on MMSE speech enhancement system, with added audio noise when running a program, after treatment systems, the enhanced audio output, has a good effect