DaoRu

My code is implementation of classic snakes, according to the article of Active contour model. I m making reduction of external curve to the center which searching for extremum (the strongest intensity gradient of edge).

An Introduction to Digital Image Processing with Matlab

Project a vector b onto the column space of A.

matlab程序滤波器,有IIR各种滤波器，可以实现低通，高通，带通，带阻等滤波器(matlab program filters, there are various IIR filters can achieve a low pass, high pass, band pass, band stop filter)

说明：  小波分解层数为5层，提取高频系数，进行单只重构，从而得到各组系数(Wavelet decomposition level for five layers, extracting high-frequency coefficients, only a single reconstruction, resulting in each set of coefficients)

THis is a presentation on Viola Joans Method and SIFT method introduced by David.G.Lowe

数字调制信号与仿真的书本中的第四章节的MATLAB仿真代码，需要的话可以跟我联系取得其他章节的代码(And simulation of digital modulation signals in the fourth chapter of the book MATLAB simulation code, you need to contact me if you can obtain the other chapters of the code)

说明：  仿真了FM信号产生和调制的过程，方法简单，内容详尽，已经过调试。(Simulation of the FM signal and modulation process, the method is simple, detailed, has been testing.)

线性调频信号，sar合成孔径雷达点目标成像，一维成像(Chirp signal, sar SAR point target imaging, a one-dimensional imaging)

code source pour compression d image sous matlab