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lifting_db53
- 该程序对向量进行小波变换,所用的小波为利用提升方案实现的 Daubechies 9/7小波-the program right vector wavelet transform, Wavelet used to enhance the use of the program to achieve the Daubechies 9 / 7 wavelet
dwt97
- 实现(9,7)小波的整数提升算法,包括正变换和反变换,分别存于wave_trans.cpp,wave_itrans.cpp中.-achieve (9,7) wavelet algorithm integer upgrade, including the transformation and the inverse transform, wave_trans.cpp were deposited, wave_itrans.cpp China.
ifting_transform
- 离散小波变换9/7,5/3小波变换的源程序-DWT 9 / 7, 5 / 3 wavelet transform of the source
IntDwtverygood
- 9/7及5/3整数提升小波变换的类库!比较好用!供小波变换图像处理参考!-9 / 7 and 5 / 3 wavelet transform integer upgrade the library! Better quality! Wavelet Transform for image processing reference!
Wavelet
- 几个小波变换方面的源程序。其中DWT.rar中为离散小波变换的C++源程序;IntDWT为整型离散小波变换;LiftDWT97是9/7小波提升格式变换;BinDWT97是二进制小波变换;lifting则是通用的提升小波变换。
lifting_97
- 本程序实现任意偶数大小图像第二代双正交97提升小波变换 注1: 采用标准正交方法,对行列采用不同矩阵(和matlab里不同) 注2: 为了保证正交,所有边界处理,全部采用循环处理 注3: 正交性验证,将单位阵带入函数,输出仍是单位阵(matlab不具有此性质) 注4: 此程序是矩阵实现,所以图像水平分量和垂直分量估计被交换位置 注5: 此程序实现的是类小波(wavelet-like)变换,是介于小波包变换与小波变换之间的变换 注6: 此程序每层变换相对原图像矩阵,产
Wavelet
- 二维小波变换,包括提升9.7小波,是用c++语言编程实现的
水印算法
- 在对原图像进行双正交7/9三级小波分解后 ,在第二级的水平、垂直、对角以及第三级对角分量上加入水印系数,再经过小波反变换重构出图像。-in the original image Biorthogonal 7 / 9 3 wavelet decomposition, in the second-class level, vertical, diagonal, and the third-class right angle to add weight coefficient watermark, a
基于双正交小波分解的水印算法
- In the original image Biorthogonal 7 / 9 3 wavelet decomposition, in the second-class level, vertical, diagonal, and the third-class right angle to add weight coefficient watermark, after wavelet-transform reconstruct images.
waveletcdf97
- matlab实现9/7双正交小波变换,将图像分解到频域-matlab realize 9/7 biorthogonal wavelet transform, the image is decomposed into the frequency domain
lifting_db97
- 提升小波变换(9/7),VC可直接使用。-Lifting wavelet transform (9/7), VC can be used directly.
Photo
- 数字图像处理编程入门 书和书的 源代码 1) windows位图bitmap(即bmp文件)的结构和调色版的概念; (2) 图象的平移、旋转、镜象变换、转置变换、放缩; (3) 图象的平滑(去噪声)、锐化; (4) 图象的半影调、抖动技术; (5) 图象的直方图修正、彩色变换; (6) 图象的腐蚀和膨胀效果、细化算法、骨架的提取; (7) 图象的边沿检测与抽取、hough变换、轮廓跟踪; (8) 图象的检测、模板匹配;
JPEG2000_9_7_002.pdf
- 基于实数的二进制表示法,把CDF(Cohen,Daubechies and Feauveau)9/7双正交小波基的提升系数化为二进制,采用简单的移位一加操作代替结构复杂的浮点乘法器,从而实现了JPEG2000中9/7离散小波变换的定点计算.相对于浮点计算法,移位一加操作最大的优点是计算简单,特别易于超大规模集成电路实现,因而使硬件实时处理图像信号成为可能.实验仿真结果表明:在低压缩比的情况下,用移位一加操作重构的图像,其峰值信噪比(PSNR)只比浮点法低0.10 dB,当压缩比增大时,其PSNR
WT
- 这是小波变换的程序,此程序为二进制9-7小波提升格式的变换,算法中只有整数加法和移位程序中了使用的小波滤波器为2000年 IEEE Image Pro. -This is a wavelet transform procedure, this procedure is a binary 9-7 wavelet lifting scheme transform, the algorithm only integer additions and shift program using a wavel
Idwt
- 一种9/7整数小波变换的逆变换。已通过仿真。可供初学者学习。-A 9/7 integer wavelet transform inverse transformation. Has passed the simulation. For beginners to learn.
begin
- 9/7提升小波变换中奇偶分裂步、预测步、边界延拓处理和模块测试平台的Verilog代码描述:-9/7 lifting wavelet transform in odd and even split-step, prediction step, boundary extension process and module test platform described in Verilog code:
VerilogHDL
- 9/7提升小波变换中奇偶分裂步、预测步、边界延拓处理和模块测试平台的Verilog代码描述:-9/7 lifting wavelet transform in odd and even split-step, prediction step, boundary extension process and module test platform described in Verilog code:
wavecdf97
- Multi-level discrete 2-D wavelet transform with the Cohen-Daubechies-Feauveau (CDF) 9/7 wavelet. -Multi-level discrete 2-D wavelet transform with the Cohen-Daubechies-Feauveau (CDF) 9/7 wavelet.
Bwaveletcdf97i
- 双正交9/7小波变换matllab源码和使用介绍 -Biorthogonal 9/7 wavelet transform matllab source and use introduced
image1
- Demonstrates image compression using biorthogonal 9/7 wavelet filters.