twenty_four

non linear simulation techniques for circuits FDTD

Frame Difference in image processing

说明：  SOFM网络及其在MATLAB中的实现.本文详细叙述了自组织映射网络的原理、算法及其在 Matlab中实现的工具箱,并结合实例给出了SOFM在Matlab上的实现方法,对于SOFM的现存问题和未来研究趋势作了分析和展望。 (This paper described the principle,the algorithm andthe toolbox in Matlab of Self-organizing Feature Map Neural Network detailedly,including a paradigm of SOFM implemented in Matlab,analyzed the problem of SOFM at present and prospected its researching trend in the future. )

基于matlab编程，给定几对初值，利用ode求解奔月的轨道示意图(Matlab-based programming, given a few of the initial value, the use of ODE solving flying to the moon orbit diagram)

Pointers On C里的一个小程序(Pointers On C in a small program)

水纹干涉图样. 可以自由设置两个波源的位置,振幅以及频率.形成水纹干涉图样并动画展示.(Waterlines interference pattern. the two wave source location, amplitude and frequency can be set freely . )

说明：  更新部分 1、自适应算法采用参考文献[2]的NLMS算法，收敛速度更快，所需训练次数更少。 2、自适应收敛步长在(0,2)之间存在较优取值，Lorenz序列为0.6。(update an adaptive algorithm reference [2] NLMS algorithm, convergence faster, less the number of required training. 2, adaptive step in the convergence of (0,2) between the optimum value, Lorenz sequence of 0.6.)

说明：  SAR图像的滤波器，包括GAMMA、lee以及中值滤波(SAR image filters, including GAMMA, lee, and median filtering)

计算自然样条曲线的MATLAB程序 输入的量X和Y分别是由节点（x_i,y_i）（i=0,1,2,...,n）的横坐标和纵坐标组成的向量。(A Matlab program for calculate natural spline)

利用背景抑制实现复杂背景下的小目标检测，具有一定的实用性。(This program realizes small target detection under complex background by background suppression , and it possesses a certain practically)