markowitz

卡尔曼滤波下的的ARMA、MA、AR模型，比较全面，特别适合初学者入门(Kalman filtering under the ARMA, MA, AR model, a more comprehensive, especially for beginners)

说明：  对初学MATLAB的人员，可有作用，也很管用，特此共享。( To personnel who begins studies MATLAB, may have the function, is also effective very much, shares specially )

改良版的多项式去趋势的多重分形去趋势波动分析的多重分形谱估计，其中分析不需要假设尺度不变。(Improved version of the polynomial trend of multi-fractal detrended fluctuation analysis of multi-fractal spectrum estimation, which does not require hypothesis scale invariant analysis.)

说明：  测试nsga2的优化性能,包含zdt系列、sch系列，支持三个目标下的约束求解(NSGA-II TEST,including zdt series,sch series and is okay for a 3-dimensional minimization problem.)

惯性导航误差分析程序可以做误差曲线图像，可以模拟真实系统的误差特性(Inertial navigation error analysis program can make the error curve of the image, you can simulate the real system error characteristic)

KDD99的属性约简，国外高人写的代码。(KDD99 of attribute reduction, foreign Gaoren to write code.)

求解微分方程，这个压缩包里包括了：1. 欧拉公式2. 休恩公式3.四阶龙格-库塔公式三种方法(matlab)

these are some matlab programs 1.additon of two images 2.converv mat to gray 3.addition of two images

Approximate Greedy Solutions to the problem min||x(k)||_2,0 such that Ax = b

bandpass FIR filter 的MATLAB代码(MATLAB code of bandpass FIR filter )