搜索资源列表
traditionalsp
- 语音信号的频域处理,语音虽然是一个时变、非平稳的随机过程。但在短时间内可近似看作是平稳的。因此如果能从带噪语音的短时谱中估计出“纯净”语音的短时谱,即可达到语音增强的目的。由于噪声也是随机过程,因此这种估计只能建立在统计模型基础上。利用人耳感知对语音频谱分量的相位不敏感的特性,这类语音增强算法主要针对短时谱的幅度估计。 -voice signals in the frequency domain processing, voice is a time-varying, nonstationa
uvsegment
- 用信息熵进行语音信号声韵分割,尤其适合低信噪比的语音。-with information entropy voice signal eloquence and segmentation, especially for low SNR voice.
xiaoboyuyinxinhao
- 这是一个小波变换处理语音信号的matlab程序,用于语音去噪-This is a wavelet transform voice signals in the Matlab procedures used for voice denoising
yuyinwavelet
- 利用小波方法对语音信号进行去噪,取得了很好的效果。-using wavelet method of voice signal denoising, and achieved very good results.
Example6_11
- 用MATLAB对一语音信号进行小波分解,分别用强阈值,软阈值,默认阈植进行消噪处理。-MATLAB to a voice signal wavelet decomposition, respectively intensity threshold, soft threshold, the default threshold for planting Denoising.
waveletthresholddenoise
- 小波变换用于语音信号阈值去噪的一个matlab程序,主要功能是阈值搜索,小波分解重构-wavelet transform for the voice signal denoising threshold of a Matlab procedures, the main function is to search threshold, wavelet decomposition Reconstruction
speechacquired
- 这个是实时采集语音信号,以及小波消噪的运行程序,我用过的,还算可以,但是小波消噪的那个程序有点问题,大家如果运行后,发现问题出在什么地方,谢谢告诉我。-This is a real-time voice signal acquisition and wavelet denoising operating procedures, I used that figure, Wavelet denoising but that the process is flawed, and if we run,
jiangzao
- 这是一个有关语音信号中的噪声降噪的原代码,结果可能有些不好-This is one of the voice signal noise of the original noise code, the result may be some bad
MainScript
- 语音信号进行瞬时维纳滤波的程序,进行信号的去噪处理以便于识别或后续过程-speech signals instantaneous Wiener filtering procedures, signal denoising for identification or follow-up in the process
xiaoboxiaozao
- 基与小波分析的语音信号消噪,判别清浊音。
xiaobohezixiangguan
- 本文提出了一种利用二进制小波变换和短时自相关函数相结合的算法来检测语音信号的基音周期。它克服了单纯的短时自相关函数法对含噪语音检测时阈值难以确定的缺陷。-This paper proposes the use of a binary wavelet transform and short-time auto-correlation function of combining voice algorithm to detect letter Pitch No. cycle. It overcome
jiangzao2
- 语音降噪的M程序,原信号加噪声,进行滤波得出原始信号-M procedures, the original signal plus noise, obtained the original signal filtering
yuyin
- 对一段自己录制的语音信号使用几种常用方法进行降噪
WienerScalart
- 基于Wiener滤波的语音消噪Matlab源程序 调用方式: output=WienerScalart96(signal,fs,IS) signal--输入含噪语音 fs----语音信号采样率 IS----起始静音端,用来估计噪声方差(秒做单位,默认是0.25秒)
adaptive
- 自适应信号处理中LMS,RLS类算法,非常适合做语音增强和语音降噪等算法研究
dsp1
- 基于TMS320C54X语音信号去噪和编码系统:语音信号的u/A律压缩程序 硬件上以:TMS320C54X+TLC320AD50为主实现
dsp2
- 基于TMS320C54X语音信号去噪和编码系统:语音信号的采集和播放主程序 硬件上以:TMS320C54X+TLC320AD50为主实现
单麦克风
- 运用单麦克风实现语音增强,其中包括子程序,计算出了信噪比以及波形(Speech enhancement is realized by single microphone, including subroutine, and the SNR and waveform are calculated.)
xiao_bo
- 利用小波变换,对加噪后的语音信号进行去噪处理,可以实现较好的效果,且语音信号失真小。(Using wavelet transform,the noised speech signal is denoised.Good results can be achieved and speech signal distortion is small.)
Wiener02
- 维纳滤波算法,可以实现对语音信号的降噪,效果还可以(Wiener filtering algorithm, it can achieve noise reduction on speech signals)