搜索资源列表
spectrumsub
- 实现在单信道语音信号处理中的降噪，用Spectral Subtraction算法实现的，内涵音频文件，代码中包括给纯净音频文件加噪声的部分。-Noise reduction in single-channel speech signal processing, using the Spectral Subtraction algorithm, the connotation of an audio file, the code in the package Including pure au
spectral_speech_enhancement
- 在强噪声环境下，说话人话音受到很强烈的干扰，语音增强是很有必要的。在TDS5410-TDK实验板，实现了谱衰减算法。主要包括有声/无声检测算法、发送/接收缓冲区的调度、语音降噪算法。试验结果表明，其降噪效果明显，试听效果较好。 -In strong noise environment, the speaker voice by the very strong interference, speech enhancement is necessary. TDS5410-TDK experim
FIR
- Remove high frequency audio noise-FIR filter design
IIR
- Remove high frequency audio noise-IIR filter design
FFT_lowpass
- 采用FFT和低通滤波器的两种语音除噪算法比较，MATLAB编程，附效果图-Using FFT and low pass filter audio noise canceling algorithm for the two compare, MATLAB programming, with a results map
snr
- 计算语音、音频信号的信噪比程序（包含音频样本文件）-Calculation of voice, audio program signal to noise ratio (including the audio sample file)
AudioMixTest
- 多路语音混频，并实现播放功能，混频后语音能保持独立，不会产生噪音。-Multi-channel audio mixing, and to achieve playback mixer can remain independent after the speech, no noise.
denoising
- 在噪声环境下语音信号的增强（语音信号为读入的声音文件） -Speech signal in the noise environment enhancement (voice signal is read into the audio file)
deletenoise
- 读入需要的语音文件（wav格式），进行频谱分析，对其加入随机噪声，然后进行降噪处理，降噪处理前后效果较佳-Need to read the audio files (wav format), spectral analysis, it added random noise, then noise reduction, noise reduction before and after treatment was better
TMPGEnc
- 是一个集声音编辑，播放，录制，和转换的音频工具，体积小巧， 功能却不弱。可打开的音频文件相当多，包括WAV, OGG, VOC, IFF, AIF, AFC, AU, SND, MP3, MAT, DWD, SMP, VOX, SDS, AVI, MOV, APE 等音频文件格式，你也可以从 CD 或 VCD 或 DVD 或其它视频文件中提 取声音。内含丰富的音频处理特效，从一般特效如多普勒、回声、混响 、降噪到高级的公式计算(利用公式在理论上可以产生任何你想要的 声音
CMNMFCC
- 具有去通道噪声功能全自动的梅尔倒谱系数提取.可以加载各种音频文件。-extracte Mel cepstral coefficients with function of remove the channel noise. It can load a variety of audio files.
matlab--AGC
- 已实现了MATLAB下的音频AGC，效果还可以，做起来才发觉比较简单，关键是要有高效的算法。如果能在实现AGC的同时做到噪音消除和回音消除，则效果更佳。-MATLAB has been achieved under the audio AGC, the effect can be done only to find relatively simple, the key is to have efficient algorithms. If you can do while in the real
wave read
- 输入一wav格式声音信号 输出对声音信号进行抽取并插值后的频谱图(源程序为8倍重采样)，并可使用play函数进行播放试听，如play(nearest),play(ori) 有ori原始音质、ups插值音质、downs抽取音质三种及以下五种重采样音质 重采样试听种类有nearest,linear,spline,pchip,cubic，插值算法详见interp1函数 可用过取消注释“高斯白噪声”、“高频噪声”对声音信号加入噪声-Wav format input-output
FIR_LPF
- 给音频叠加一个20dB的噪声，再通过一个滤波器滤除噪声-Give a 20 db of noise added to the audio, to filter out noise through a filter
MATLAB--music
- 用MATLAB去除音频中的噪音，实现播放，有频谱分析-Audio noise removal using MATLAB, for playing with spectrum analysis
delete noise
- to delete noise from audio
yinyuehunxiang
- 为一篇设计报告，篇末附有代码。用MATLAB实现一段音频的混响处理。运用多种滤波器实现混响、延时、加噪音效果。-As a design report, at the end of the article with the code. MATLAB an audio reverb processing. Using a variety of filter achieve reverberation, delay, and the noise effect.
相位相关配准
- 音频相位分析，使用matlab进行噪音分析，并进行分离(Audio phase analysis using MATLAB for noise analysis and separation)