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Description: 自己写的基于LMS的自适应噪声抵消,例子是对一WAV声频信号去噪,效果不错,对这方面感兴趣的可以-wrote based on the LMS adaptive noise cancellation, for example, is a WAV audio signal denoising. good results, with interested can s
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Size: 962 |
Author: 秦品乐 |
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Description: 一个音频采集压缩的VC例子，压缩为AVI格式-an Audio Capture and Compression VC example, compressed AVI format to
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Size: 100352 |
Author: 文心 |
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Description: 自己写的基于LMS的自适应噪声抵消,例子是对一WAV声频信号去噪,效果不错,对这方面感兴趣的可以-wrote based on the LMS adaptive noise cancellation, for example, is a WAV audio signal denoising. good results, with interested can s
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Size: 1024 |
Author: 秦品乐 |
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Description: 用LabVIEW实现小波阈值降噪程序，很有用的~，呵呵~-use LabVIEW wavelet thresholding procedure noise, very useful-and Ha ha ~
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Size: 50176 |
Author: 李炎华 |
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Description: 用小波的方法对带噪音的信号进行去噪处理并显示其图像-wavelet with the method of noise signal denoising and display their images
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Size: 25600 |
Author: ff |
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Description: 内有两个MATLAB程序，主要用于语音增强：一个用于向纯净语音文件(wav)添加高斯白噪声，信噪比可选；另一个文件用于测量语音信噪比，对语音增强效果判断-MATLAB, there are two procedures, mainly used for speech enhancement: one for the pure audio files (wav) add white Gaussian noise, SNR optional another document used to measure the voice signal to noise ratio, the effect of speech enhancement judge
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Size: 1024 |
Author: 武月 |
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Description: 加入短时能零积端点检测技术的幅值谱减法，噪声谱的估计根据端点检测的结果进行加权平均，时时更新，更好的去除噪音，并将去噪后的结果写成wav文件-Adding short-term endpoint detection can be zero plot of the amplitude of spectral subtraction techniques, the estimated noise spectrum endpoint detection in accordance with the results of the weighted average, up-to-date, better to remove noise, and after the results of denoising wav file
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Size: 1024 |
Author: 高金枝 |
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Description: RLS算法，编写了MATLAB程序实现自适应干扰对消。给出信号实例，用于验证所编写程序的性能。所给信号为：①噪声与语音的混合信号——signalnosie.wav；②噪声信号——noise.wav。两信号均为立体声，PCM压缩，采样速率为48000Hz，采样精度16bits。-RLS algorithm, the preparation of a MATLAB program to achieve adaptive interference cancellation. Given signal instance, prepared by the procedures used to validate performance. The given signal as follows: ① noise with the voice of mixed-signal- signalnosie. Wav ② noise signal- noise. Wav. Two signals are stereo, PCM compression, sampling rate of 48000Hz, the sampling precision of 16bits.
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Size: 948224 |
Author: 丁小天 |
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Description: 一个裁剪WAV声音文件末尾噪声的工具，参数可自行配置，使用VS2005编译。-WAV sound files of a cutting tool at the end of noise, parameters can be configured on its own, use the VS2005 compiler.
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Size: 6144 |
Author: liuman |
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Description: 该程序实现了小波变换对音频信号的降噪处理，简单实用！程序运行时需要一个.wav格式的音频信号。-Procedures for the implementation of the wavelet transform of the noise reduction audio signal processing, simple and practical! Procedures required a run-time. Wav format audio signal.
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Size: 1024 |
Author: 刘凯 |
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Description: 从wav文件中提取音高值的程序
对wav进行降噪，然后提取音高信息 -Wav file to extract from the pitch value to the process of noise reduction wav, and then extract pitch information
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Size: 868352 |
Author: Tracy |
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Description: 无线通信中各种常用信号产生程序，里面具有BPSK，MFSK，QPSK，白噪声等波形产生程序，声称的波形何以存储为Wav文件或直接输出到声卡！适合短波数据通信编程参考！-Wireless communication signals in a variety of commonly used procedures, which have a BPSK, MFSK, QPSK, of white noise such as waveform generation process, claiming that how the waveform storage for the Wav files or directly output to the sound card! Data communications for short-wave programming reference!
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Size: 128000 |
Author: 田野 |
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Description: i am uploading obj_evalution matalb file which is step after noise estimation
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Size: 226304 |
Author: sunaina domadiya |
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Description: 用双谱和小波变换去除信号中加性高斯噪声的相关程序
1.实现单个变量的双谱分析程序
2.用傅立叶反变换求自相关函数的程序
3.用fft求取喜好频谱、功率谱、均方根谱、对数谱的程序
4.读取.wav语音信号后用小波去加信白噪声的程序
5.用各种小波和阀值对同一信号去加性噪声效果比较的程序
-Double-spectral and wavelet transform to remove the signal plus Gaussian noise procedures 1. To achieve a single variable pairs of spectral analysis procedures 2. Using Fourier inverse transform procedures for seeking self-correlation function 3. To strike a preference to use fft spectrum , power spectrum, RMS spectrum, several spectra of the procedure 4. read. wav audio signal with wavelet plus a letter to the white noise process 5. with a variety of wavelet and threshold on the same signal to additive noise Comparison program
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Size: 5120 |
Author: 沈玉杰 |
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Description: 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
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Size: 1024 |
Author: 叶子 |
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Description: Matlab Code to filter data using the Least Mean Squares adaptive algorithm. processes an input WAV file and filters out noise according to the setup parameters
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Size: 9216 |
Author: rudzz |
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Description: 利用簡單讀檔方式, 開啟.wav檔案, 並且分析其頻譜.-Analysis Noise (by .wav files)
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Size: 49152 |
Author: Cathy Lin |
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Description: 根据人声及鸟声频率的不同，将两种声音分离出来。-talk_sound.wav is a mono (1-channel) 44,100 samples per sec, 16-bit per sample WAV file.
Write a Matlab program to separate the voice from the background sounds and to separate the background sounds from the voice. The voice occupies mainly 900 Hz and below, the background sound is both noise and bird chirps that tend to be within 1000-1400 Hz.
Write out the separated voice and the separated background to separate wav files titled voice.wav and background.wav.
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Size: 918528 |
Author: 张小云 |
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Description: 用LabVIEW实现主动噪声控制多通道Fx-LMS算法，可以读取任意wav文件进行降噪处理并得到控制效果。-Active Noise Control with LabVIEW multichannel Fx-LMS algorithm, you can read any wav file for noise reduction and get control results.
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Size: 147456 |
Author: 95w3du |
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Description: 可以实现对自己录制的wav格式声音进行频谱分析时域分析并且加入随机噪音，可播放声音进行对比，自动绘制波形频谱图。最后进行去噪滤波。适合大学生数字信号处理课程实验(It can realize the spectral analysis of the wav format, record the time domain analysis and add random noise. It can play the voice contrast, and automatically draw the waveform spectrum. Finally, de-noising filtering is carried out. Experiment on the course of digital signal processing for College Students)
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Size: 17379328 |
Author: 晚风拂柳颜
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