某一直升机齿轮箱上的早期损伤的特征是，在伴随振动信号上产生一个可变周期的非平稳扰动信号。要求按此特征构造一组有物理意义的数据仿真早期故障信号，应用小波变换技术分...

白光的单缝衍射-white single-slit diffraction

9_7小波变换的程序代码，注意是与5_3小波变换是有区别的-9_7 wavelet transform code, attention is 5_3 wavelet transform there is a difference between

D5/3提升整数小波，可实现图像的无损压缩，包括一维和二维图像整数小波变换-D5/3 integer wavelet upgrade can realize lossless image compression, including the one-dimensional and two-dimensional image integer wavelet transform

小波变换实现源码，小波学习的必备参考，请大家分享-source wavelet transform, wavelet learning essential source, please share

97整数小波变换源程序，文件中有可执行程序。-97 Integer Wavelet Transform source code, executable program file.

小波学习入门的极好的材料，欢迎大家踊跃下载！-Wavelet an excellent entry-learning materials, enthusiastically welcomed everyone to download!

W53和D97小波的小波提升原理，很易懂！英文。-W53 D97 and the Lifting of wavelet theory, very easy! English.

基于dft的水印代码，水印注入、提取、防攻击测试-DFT-based watermarking code, watermark injection, extraction, anti-attack test

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.

一种基于小波的自然场景的视频压缩应用源代码-based on the natural scene wavelet video compression application source code