LAN2

边缘是图像最基本的特征，是图像分割的第一步。经典的边缘检测方法如：Roberts，Sobel，Prewitt，Kirsch，Laplace等方法，基本都是对原始图像中象素的小邻域构造边缘检测算子，进行一阶微分或二阶微分运算，求得梯度最大值或二阶导数的过零点，最后选取适当的阀值提取边界。由于这些算法涉及梯度的运算，因此均存在对噪声敏感、计算量大等缺点。在实践中，发现SUSAN算法只基于对周边象素的灰度比较，完全不涉及梯度的运算，因此其抗噪声能力很强，运算量也比较小。并将SUSAN算法用于多类图像的边缘检测中，实验证明该算法非常适合含噪图像的边缘检测。 2 SUSAN边缘检测简介 (err)

激光自混合干涉测位移仿真生成的自混合干涉信号，包括了强反馈，适度反馈和弱反馈情况(Laser self-mixing measured displacement simulation of the generation of self-mixing signal, including the strong feedback, moderate feedback and weak feedback )

A 1D Finite Element Solver: main code

说明：  数字滤波器的设计，它在数字信号处理的过程中有一定的影响！非常有用。(filter)

matlab differerntial evolution

matlab学习资料大全很好用，非常详细(matlab learning materials useful, very detailed)

DIRECTION-OF-ARRIVAL MEASUREMENT

用Matlab实现图像的整数小波变换和逆变换，对行和列各做一次，采用最简单的S小波，它是Haar变换的整数形式。此程序代码为逆程序代码(Using Matlab for image wavelet transform and inverse integer transform, the rows and columns to do once the most simple and S-wavelet, which is the integer Haar transform. This program code against the code)

CODE FOR COMPUTATIONAL FRACTAL. YOU CAN USE IN MATLAB SOFTWARE.

The principle of space time block coding with 2 transmit antenna and one receive antenna is explained in the post on Alamouti STBC. With two receive antenna’s the system can be modeled as shown in the figure below