arc_polygon3dm

简单的matlab gui图片文字显示程序(Simple matlab gui text image display program)

时频分析方法中的平滑威格尔分布，可用于信号处理。(Time frequency analysis of spWeigel distribution method, which can be used for signal processing.)

OFDM，MPSK，MDPSK,QAM四种调制方式误比特率的matlab仿真代码。(Matlab simulation code of OFDM, MPSK, MDPSK, QAM modulation bit error rate)

说明：  基于小波包的带通滤波器设计程序。给出了小波变换的快速算法和重构算法，讨论了应用小波变换进行信号带通滤波的方法，并通过正交小波包对信号的分解，把频率成分复杂的信号分解到各个频带上，根据需要提取指定频率的信号，然后用小波包重构算法对信号进行重构，实现对信号的提取。(Based on wavelet packet band-pass filter design program. Given the fast algorithm of wavelet transform and reconstruction algorithms are discussed using wavelet transform signal band-pass filtering method, and through the wavelet packet to signals can be decomposed, 把 frequency components of complex signal is decomposed into various frequency bands 上, according to need to extract the specified frequency signal, and then reconstructs the signal reconstruction algorithm to achieve the extraction of the signal.)

说明：  椭圆带通滤波器设计—ELLIP函数的应用(Elliptic bandpass filter design application-ELLIP function)

盲源分离的源代码程序包，适合ICA初学者使用(Blind source separation of the source code package, suitable for beginners to use ICA)

Its a documentation based on different field of image processing,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,

约束优化问题，主要包括坐标轮换法，外点罚函数法，混合罚函数法，加速混合罚函数法，梯度投影法，乘子法(Constrained optimization problems, including the method of coordinate rotation, the outer points penalty function method, mixed penalty function method, accelerating hybrid penalty function method, the gradient projection method, multiplier method)

捷联惯导系统放置在室内测试台上做静态测试，测试时间4500s。 1）取前180数据做粗对准（解析对准法）； 2）取第181s~900s数据做精对准（Kalman滤波法）； 3）从第901s开始做纯惯导解算； 4）用国军标的导航系统位置精度评价方法评估系统定位精度（分别计算CEP50 和 CEP95 下的定位精度）。(The strapdown inertial navigation system was placed on the indoor test bench for static test with a test time of 4500s. 1) take the first 180 data for rough alignment (analytical alignment method); 2) accurate alignment of 181s-900s data (Kalman filtering method); 3) pure inertial navigation solution is performed from 901s; 4) the positioning accuracy of the navigation system is evaluated by the method of position accuracy evaluation of the national military standard (the positioning accuracy under CEP50 and CEP95 are calculated respectively).)

程序为自适应有限元法求解抛物型方程，都是matlab语言编写(Adaptive fenite element method solver for Parabolic equation. )