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sound
- 声音信号处理示例.基本信号处理,去噪,可以加白噪声!-Examples of voice signal processing. The basic signal processing, denoising, you can add white noise!
hhh
- :由于许多传统的去噪方法在强背景噪声情况下提取声音信号的能力变弱甚至失效, 提出 应用独立成分分析( I C A) 方法对声音信号进行特征提取, 并证明了这种 I C A 变换能增强语音和音 乐信号的超高斯性. 在此基础上, 应用 I C A基函数作为滤波器, 通过阈值化的去噪方法对含有强高 斯背景噪声的声音信号进行去噪仿真实验. 结果表明, 本方法明显优于传统的均值滤波和小波去噪 方法, 为强背景噪声下弱信号的
daima
- 用matlab仿真,实现lms对声音信号的去噪,在加不同噪声,用不同去噪方法的比较-Using matlab simulation, to achieve the sound signal denoising lms in different noise increases, comparison of different denoising
xiaoboquzao
- 小波去噪matlab程序,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,噪声为正态随机噪声,在小波基 db3 下进行一维离散小波反变换.-Matlab wavelet denoising procedure, noise enhancement of speech signals, speech signal is read into the sound file, the noise is normal random nois
xiaoboquzao
- 小波去噪程序 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 噪声为正态随机噪声 -Wavelet denoising process voice signals in a noisy environment, the enhanced speech signal into a sound file for read noise is normal random noise
yuyincunchu
- 数字化语音存储与回放系统, 该系统主要由语音收集、增益放大、带通滤波、A\D、D\A转换,51单片机、外部RAM存储、功率放大、扬声器几大部分组成。其中语音收集主要由驻极体话筒实现。然后同过增益放大部分将几十毫安的信号放大至0~8A左右。再利用带通滤波滤去带声外地噪音,并由A\D转换将声音信号转化为数字信号存储在单片机的外部存储器中,可存储时长为4秒左右。再由D\A转换转变为模拟信号后通过带同滤波滤去噪声,功率放大部分放大功率后,最后由
canon
- 程序完成的功能是用lms算法对声音去噪声。运行后先会听到canon的一小段无噪声的音乐,然后会听到加了噪声后的效果,最后会听到用lms去噪之后的声效。-Program to complete the function with lms algorithm to noise sound. Run first hear the canon of short noise-free music, plus the effect of noise
IIR_ditong
- 简单的语音信号去噪声,通过在录制的声音中添加噪声,然后通过低通滤波器去除噪声-IIR low pass filter
007
- 延迟的声音再现,准备去噪声。效果是不是做频谱分析好得多。-Delay sound reproduction, to prepare to go to the noise. The effect is much better than doing spectral analysis.
filter(LMS)
- LMS自适应滤波去噪算法,里面一个去噪功能模块及一个声音处理模块。可去除音频中的噪声-LMS adaptive filtering denoising algorithm, which is a denoising function module and a voice processing module. Noise in audio
Wavelet-function-denoising
- 小波函数去噪 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 噪声为正态随机噪声-Wavelet function denoising The enhancement of speech signal in noisy environment The voice signal is read into the sound file Noise is normal rand
kalmanwhite
- 运用卡尔曼滤波的知识,给带有噪声的语音信号去噪,变平滑。(Noise reduction by Calman filtering)
数字信号处理课程设计
- 分别设计了低通、高通、带通滤波器进行声音去噪声分析,并比较去噪效果。所展示效果为主菜单/子菜单。(The low pass, high pass and bandpass filters are designed for noise noise analysis, and the effect of noise removal is compared.The display effect is the main menu / subme