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LPCC-MFCC-VAD
- 本程序包含语音压缩和语音识别领域所需的LPCC,MFCC特征提取算法以及语音端点检测源码。在对语音数据进行特征提取前,可对语音数据进行16K到8K的降采样率处理,包含180阶FIR滤波器的频率压缩程序。-this program includes voice compression and voice recognition requirements in the area of the LPCC Features. MFCC feature extraction algorithm and v
quantizing
- 应用LBG算法对语音信号进行矢量量化。本压缩包共有两个主文件,training.m对训练数据进行处理并得到四个初始码本,quantizing.m对待量化数据进行矢量量化。其余为自编功能函数。-application of voice signal VQ. The compressed into two main documents, training.m right training data to be processed and four of the initial code, quant
PCM-A-U-law
- 实现PCM语音数据流压缩,通过该压缩算法可以实现a/u law-PCM voice data stream to achieve compression, the compression algorithm can be achieved by a/u law
adpcm
- 用ADPCM算法将语音文件(.wav格式)的16位数据压缩成4位数据的程序,还有将4位压缩后的数据解压成语音文件-ADPCM encoder and decoder