Realize the orthogonal transformation images, including Fourier transform, Walsh...

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.

matlab file for using DWT for digital watermarking

图像小波变换编码源码-Image Wavelet Transform Coding Source

一维数字图像的滤波处理，包括中值滤波， 膨胀，腐蚀，开运算，闭运算和基于一次插值操作的求包络线算法。-one-dimensional digital image filtering, including filtering, expansion, corrosion, opened operations Based on the closing operation and an interpolation operation for the DEA algorithm.

用小波进行地震信号低切处理的例子-seismic wavelet signal processing low-cut examples

具有纠错能力的小波图像混合编码，很值得参考-With error correction ability of the mixed wavelet image coding, it is worth considering

提升方法实现小波变换，大大提高了小波变换的速度，并且不会降低图像恢复质量，很有价值的算法实现-upgrade method wavelet transform and greatly enhance the speed of wavelet transform, and will not reduce the image restoration quality, great value Algorithm

基于Trous小波算法的影像融合由于存在抽取和插值运算，其结果存在一定的相位失真Trous小波算法通过有限滤波器内插近似实现对影像数据的无抽取离散小波变换较好地解决了上述问题，在阐述影像数据融合原理的基础上给出了基于Trous小波变换的影像融合处理方法和过程。-Trous wavelet algorithm based on image fusion because of extraction and interpolation operations, the result there is a certain degree of phase distortion trous wavelet algorithm through limited interpolation filter approximation of the image data to achieve without taking discrete wavelet transform can solve the above problems, Before going into the image data fusion based on the principle of give trous wavelet transform based image fusion methods and the process of treatment.

一个小波边缘检测的MATLAB程序,一个小波边缘检测的MATLAB程序-One of the MATLAB wavelet edge detection procedure, one of the MATLAB wavelet edge detection procedure

大学期间学数字信号处理课程时写的作业放上来也许对大家有用，里面有FIR IIR，和傅立叶变换，FFT等功能。-I uploaded my project report (written by VC) for the module of signal processing when studied in Univ., The functions on FIR IIR and Fourier Transform etc. have been implemented in it. Hope it is benefit for you.