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a2
- 传统小波阈值去噪法 小波阈值收缩法去噪的主要依据是:小波变换特别是正交小波变换具有很强的去数据相关性,它能够使图像的能量在小波域集中在一些大的小波系数中;而噪声的能量却分布于整个小波域内,因此,经小波分解后,图像的小波系数幅值要大于噪声的系数幅值,可以认为,幅值比较大的小波系数一般以图像信号为主,而幅值比较小的小波系数在很大程度上是噪声。于是采用阈值的办法可以把信号系数保留,而使大部分噪声系数减少至零[-Study on Algorithm of Image Denosing Based o
Untitled2
- 小波滤波,可用于心电信号、脉搏波信号的滤波-Wavelet filtering, can be used for ECG, pulse wave signal filtering
chuli
- 用cdf 9/7 小波分解和重建二维图像,若在中间加上适当的处理过程,则可实现对图像的去噪处理。-With cdf 9/7 wavelet decomposition and reconstruction of two-dimensional image, if in the middle combined with the appropriate processing can be achieved to address the image denoising.
wavelettransform
- 基于小波变换的语音增强的语音去噪的MATLAB源程序-Wavelet-Based Speech Enhancement Speech Denoising MATLAB source code
wavelet_soft_threshold
- 小波变换软阈值去噪。采用阈值去噪时会产生振荡现象,而软阈值去噪可将图像变得较为平滑。-Soft-threshold wavelet de-noising. Threshold denoising using produces oscillation, while the soft-threshold denoising may become more smooth images.
xiaobobianhuan
- 利用小波变换多尺度分析的特性,在小波域的各个尺度上选取不同的阈值对基本的频域谱减法进行改进,并且根据清浊音各自不同的特点,在去噪过程中加以分离,保留了语音中的清音成分,使语音更加饱满。-The use of multi-scale wavelet analysis of the characteristics of the individual in the wavelet domain scale threshold select a different frequency domain of
bbs1
- 用小波包进行信号的去噪处理。检测第一种类型的间断点1检测第二种类型的间断点2-Using wavelet packet denoising for signal processing. Detection of the first type of discontinuity points of a continuous detection of the second type of point 2
antinoise
- 用MATLAB实现的图像去噪,用了多层小波分解-Achieved using MATLAB image denoising using a wavelet decomposition of multi-storey
Waveletsignal
- 阐述了小波变换去除信号噪声的基本原理和方法,研究利用小波变换技术对信号噪声进行抑制和去除非平稳信号的噪声。然后利用MATLAB软件编制程序实现了基于小波变换的正弦信号的去噪仿真分析,仿真结果表明小波变换去除噪声具有很强的实用性。-MATLAB Wavelet-based signal
wavelet_packet_denoise
- 基于小波包分解的语音去噪,根据熵谱概率密度函数估计阈值,去除实际环境噪声。-Based on wavelet packet decomposition of the voice de-noising, in accordance with spectral entropy probability density function estimated threshold, the actual removal of environmental noise.
anisodiff
- 将小波和各向异性扩散结合,对超声图像进行去噪。效果较好-The combination of wavelet and anisotropic diffusion for ultrasonic image denoising. Better
szxd
- 数字滤波器设计及在心电信号滤波中的应 心电信号采集 心电信号分析 含噪心电信号合成-Digital filter design and filtering of the ECG should be collected ECG ECG ECG analysis of noisy synthetic
Ban-denoising
- 本代码是基于Bandelet的硬阈值SAR图像去噪,结果与小波变换进行对比,结果表示其在峰值信噪比,边缘保持系数上均有一定的提高。压缩包中有程序和SAR图像。-This code is based on Bandelet SAR image denoising with a hard threshold .the results were compared with the wavelet transform, and the results indicated that in the peak
13898400MATLABwavelet
- 小波变换在图像处理中应用于图像分析,图像压缩,图像去噪等-matlab
WaveletTransform
- 曲波变换和小波变换的图像去噪算法的文章,还不错-Image Denoising Method Based on Curvelet and Wavelet Transform!!!
trBayesdenoise
- 小波阈值去噪中阈值采用Bayes阈值,编程环境是matlab。图片是黑白图片-Wavelet threshold denoising threshold using Bayes threshold
wavelet
- 一个小波边缘检测的MATLAB程序,采用两种算法去噪,显示form即为边缘检测图像-A MATLAB wavelet edge detection procedure, using two algorithms de-noising, edge detection image display form shall be
XiaoBo
- 小波变换去噪,利用的是小波阈值化图像消噪去噪,matlab开发的-Wavelet denoising using the wavelet thresholding denoising image denoising, matlab development
Imagedenoising
- 基于小波的图像去噪,用MATLAB实现,-Image denoising based on wavelet
xiaobobianhuan
- 基于小波变换的图像去噪的matlab源码,根据自己输入的噪声值而达到不同的结果。-Image denoising based on wavelet transform of the matlab source code, noise value based on their input to achieve different results.