搜索资源列表
db4
- 1、 降噪步骤： （1） 一维信号的小波分解。选择一个小波并确定分解的层次，然后进行分解运算。 （2） 小波分解高频系数的阈值量化。对各个分解尺度下得高频系数选择阈值进行软阈值量化处理。 （3） 一维小波重构。根据小波分解的最底层低频系数和各高频系数进行一维小波重构。 matlab里面有关于去噪的函数，你可以找一下~~ 这说的只是基本原理，希望有所帮助-1, noise reduction steps: (1) one-dimensional signal wavelet d
wavelet
- 基于小波变换的图像去噪处理，对高频信号进行再处理，与之重构，内有详细说明-Based on wavelet transform image denoising, high frequency signal reprocessing, with reconstruction, has a detailed descr iption
speech-signal-denosing-
- 基于小波分析在语音信号的去噪方法研究附带相关代码-Wavelets analysis Speech signal De-noising
ASK
- ASK信号的生成多种方式去噪,小波变换，自适应滤波器，SVD去噪-ASK signal to generate a variety of ways denoising, wavelet transform, adaptive filters, SVD denoising
Wavelet-denoising
- 利用小波分析函数对原始信号进行去噪处理，去噪效果良好。-Function by using wavelet analysis to deal with the noise of the original signal, the denoising effect is good.
hhr
- 电压暂降原始信号和小波分解程序，加入白噪后的信号及其小波分解程序，使用不同阈值方法去噪的比较，并对其波形读取，确定暂降的开始和结束点，功能强大。-Voltage sag original signal and wavelet decomposition process, after adding white noise signal and wavelet decomposition, the use of methods to compare different threshold de-no
fenceng
- 对小波信号进行去噪处理，主要采用分层重构，软硬阀值的方法进行仿真。-To deal with the noise of the wavelet signal, mainly adopts hierarchical reconstruction, hard and soft threshold method are simulated.
ECG
- matlab心电信号处GUI设计，主要是小波分析去噪+R波检测-matlab ECG at the GUI
Wevelete_fourier_compare
- 用小波分析和傅立叶变换分析进行信号噪声消除并比较两者的去噪能力-Wavelet analysis and Fourier transform analysis of signal noise elimination and compare the denoising
heartsoundProcessing
- 心音信号的处理分析，包含信号采样、截取、小波分解、阈值去噪、信号重构-Processing and analysis of heart sound signals, including signal sampling, interception, wavelet decomposition, thresholding, signal reconstruction
xiaobofenjie
- 小波分解代码程序 维信号离散小波分解与重构(去噪)的 VC 实现-Wavelet code program dimensional discrete wavelet signal decomposition and reconstruction (denoising) of the VC
li2-21
- 利用小波分析对污染信号进行去噪处理和恢复原始信号-Wavelet analysis of signal denoising pollution and restore the original signal
faifun
- 未来线路预测,分析误差,小波包分析提取振动信号中的特征频率，sar图像去噪的几种新的方法。- Future line prediction, error analysis, Wavelet packet analysis to extract vibration signal characteristic frequency, Several new methods sar image denoising.
bengyie
- 三相光伏逆变并网的仿真，小波包分析提取振动信号中的特征频率，sar图像去噪的几种新的方法。- Three-phase photovoltaic inverter and network simulation, Wavelet packet analysis to extract vibration signal characteristic frequency, Several new methods sar image denoising.
naiman_v21
- 实现了图像的加水印，去噪，加噪声等功能，小波包分析提取振动信号中的特征频率，是机器学习的例程。- Realize image watermarking, de-noising, plus noise and other functions, Wavelet packet analysis to extract vibration signal characteristic frequency, Machine learning routines.
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 random noise
hiu_sj64
- 最小均方误差等算法的MSE的计算,小波包分析提取振动信号中的特征频率，实现了图像的加水印，去噪，加噪声等功能。- Minimum mean square error MSE calculation algorithm, Wavelet packet analysis to extract vibration signal characteristic frequency, Realize image watermarking, de-noising, plus noise and other f
xiaoboquzao
- 小波分析在心电信号去噪中的应，主要针对心电信号中的肌电干扰/基线漂移/工频干扰进行的算法研究-Wavelet analysis in the ECG signal denoising should be mainly for the ECG signal in the EMG/baseline drift/frequency interference algorithm for the study
Soft-threshold-denoising
- 复杂噪声背景下，微弱振动信号去噪方法之小波包软阀值去噪-Complex noise background, the weak vibration signal denoising method of wavelet package soft threshold denoising
MATLAB图像与视频处理实用案例详解试读样章
- 详细讲解了25个MATLAB图像与视频处理实用案例（含可运行程序），涉及雾霾去噪、答题卡自动阅卷、肺部图像分割、小波数字水印、图像检索、人脸二维码识别、车牌定位及识别、霍夫曼图像压缩、手写数字识别、英文字符文本识别、眼前节组织提取、全景图像拼接、小波图像融合、基于语音识别的音频信号模拟灯控、路面裂缝检测识别、视频运动估计追踪、Simulink图像处理等多项重要技术(Explain in detail the 25 MATLAB image and video processing utility