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Nlayer_denoise.rar 小波阈值去噪
- 小波阈值去噪。对图像加噪,并进行小波1到4层分解去噪,给出信噪比走势图,Wavelet threshold denoising. Image noise, and 1-4 layers of wavelet decomposition of de-noising, signal to noise ratio is given chart
imagereconstruction
- 基于小波和插值的超分辨率图像重建算法,通过插值后将小波分解应用于图像中,再通过逆变换得到重构图像-And interpolation based on wavelet super-resolution image reconstruction algorithm by interpolating the image after the wavelet decomposition used, then the reconstructed image through the inverse tran
lena
- 灰图像三级小波分解,以lena图像为例。-Gray image 3 wavelet decomposition to lena image as an example.
wavlet
- 图像小波变换,可以求图像小波分解系数图,阶数可以自己设定-tuxiangxiaobobianhuan
mywavedec2
- 在matlab中采用haar小波实现的图像小波分解程序。-Matlab haar wavelet used in the realization of the image wavelet decomposition process.
DWT-rank4
- 许多的图像处理过程中,需要更多级别的小波分解,我的程序是四级小波分解,大家可以参考!-A lot of image processing, the need for more levels of wavelet decomposition, my 4 wavelet decomposition procedure, we can refer to!
wavelet-matlab
- 基于小波理论的采用sym4小波分解实现图像融合。-base on wavelet map mix
WaveletTransform
- 利用二维小波分析对一幅图象作2层小波分解,并在此基础上提取各层的低频信息实现图像的压缩.-The use of two-dimensional wavelet analysis of images for a 2-layer wavelet decomposition, and on this basis the low-frequency information extracted all levels to achieve image compression.
63535316jiqishijue
- 视频文字识别在视频分析与检索中有着重要作用,该算法对字幕图像进行N层小波分解,获得该视频文字的低频分量,再借助相似性度量方法实现视频文字的识别。-Video character recognition in the video analysis and retrieval plays an important role in the algorithm of subtitles images N layer wavelet decomposition, which is low-frequenc
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
Studyonoptimalwaveletdecompositionlevel
- 图像融合 分解层数 小波变换 多聚焦图像融合的最佳小波分解层数为5 层-Image fusion decomposition level wavelet transform multi-focus image fusion of the best wavelet decomposition of 5-storey low-rise
Example2_6_1
- 对图像的小波分解与重构,并且进行阈值滤波,对滤波前后的图像进行了对比-The image of the wavelet decomposition and reconstruction, and the threshold to filter the images before and after filtering were compared
test2_wavelet_decomposing
- 用两种方法做边缘检测并对比其效果:传统算子和小波分解去噪后得到的近似系数图像后提取边缘-Two ways to do edge detection and contrast the effect: the traditional operator and after denoising wavelet decomposition coefficients of the approximate image after the edge extraction
wavelet
- 图像小波变换的C++源码,实现原图像的显示与小波分解后的显示,操作直观、简单。-Wavelet Transform Image C++ source code to achieve the display of the original image after the wavelet decomposition and show that the operation intuitive and simple.
untitled
- 用matlab实现图像小波分解-Matlab image with wavelet decomposition
2cengwave
- 利用二维小波分析对图像作2层小波分解,并在此基础上提取各层的低频信息。-Image using two-dimensional wavelet analysis for two-layer wavelet decomposition, and on this basis, the low-frequency information extracted layers.
result
- 实现图像小波分解,可以自行指定分解级数,采用daubenchies小波-Achieve the wavelet decomposition, you can specify the decomposition of their own series, using wavelet daubenchies
基于小波变换的图像融合源代码
- 利用小波变换融合红外图像与可见光图像,提高图像质量(Infrared image and visible light image are fused by wavelet transform to improve image quality)
小波分解
- 将图像进行二层小波分解,里面有两种不同的算法,同时绘制了图像的直方图(Two layers of wavelet decomposition of images)
双树复小波分解+特征提取+输出Excel
- 运行小波变换对图像进行处理分析,包括去噪纹理提取等(Running wavelet transform to process and analyze image, including denoising texture extraction, etc.)