S transform is an extension of wavelet transform, has a very large value

包括两个例子：一个演示一维小波变换，另一个演示二维小波变换。-Including two examples: a demonstration of one-dimensional wavelet transform, another demonstration of two-dimensional wavelet transform.

emd算法部分程序，建议刚学习的同学看看，很有价值的！-EMD algorithm part of the program, proposed just learning students see great value!

利用小波分析中的小波抑制对信号进行处理，出去噪声和振动对信号的影响，得到源信号。-The use of wavelet analysis wavelet inhibition of signal processing, the signal out of noise and vibration on the impact to be the source signal.

小波变换学习的绝好资料,,不同于一般的数学抽象推导,一定要看看.我看了以后收获非常大-Exellent material for wavelet study. It is different from general mathematical calculations. You should read it. I benefit a lot from reading it.

静态图象的零树小波编码 c++ builder开发环境-static images Zerotree wavelet encoding c builder Development Environment

小波算法实现的VC实现，用于基本的图像编码处理-VC wavelet algorithm achieved the realization of the basic image coding for processing

新一代静止图像压缩编码标准JPEG2000概述* 丁贵广 郭宝龙 西安电子科技大学 机电工程学院 西安 710071 guiguangd@263.net 摘要随着多媒体技术应用的不断增加图像压缩技术不仅要求具有较高的压缩性能而且还要求有新的特征来满足一些特殊的要求为此国际标准化组织ISO指定了新一代静止图像压缩标准JPEG2000本文通过对JPEG2000中核心算法EBCOT的详细分析阐述了JPEG2000压缩标准新的特征以及与现有压缩标准相比显示出来的优越性能 关键词JPEG2000小波变换EBCOT彩色图像编码-new generation of static image compression coding standard JPEG2000 outlined* Ding Guang Guo Baolong Xi"an University of Electronic Science and Electrical and Mechanical Engineering College, Xi"an 710071 guiguangd@263.net Abstract multimedia technology with the increasing use of image compression technology not only requires a high compression performance, but also requires new features to meet the special requirements for this ISO designation of a new generation of still image compression standard JPEG2000 Based on the core JPEG2000 algorithm EBCOT the detailed analysis described JPEG2000 compression standard and the new features with the existing compression standard compared to demonstrate the superiority can Keywords

各种数字图象处理方法（锐化，小波变换，水印嵌入等等）。-variety of digital image processing methods (sharpening, wavelet transform, watermark embedding etc.).

计算小波变换的Mallat算法需要逐级分解和重构，而本文通过矩阵变换方法，给出不需逐级计算的小波分解和重构矩阵的构造方法，并给出9/7小波的分解和重构矩阵的基向量及波形图。-Calculation of the Mallat algorithm of wavelet transform decomposition and reconstruction needs level, and this article through the matrix transformation method of calculation without level wavelet decomposition and reconstruction of the structure matrix method of 9/7 wavelet decomposition and re- conformation of the base matrix and the wave vector.

利用小波对图像进行区域缩放-Using Wavelet image scaling region