f1997

说明：  此算法为基于最大似然方法的DOA估计 是区别于子空间类的DOA算法 但需要多维搜索 计算量较大(This algorithm is based on the maximum likelihood method of DOA estimation is different from the sub-space kind of DOA algorithm but calculating the volume of the larger multi-dimensional search)

实现fisher判别方法，对标准变量建立判别函数，然后判别位置的变量的类别(Achieve fisher discriminant analysis, discriminant function to establish the standard variables, and then determine the type of the variable position)

自己编写的MIMO雷达的虚拟阵列的示意图程序：四个载频、相对于基频的虚拟阵列示意图。(virtual elements，MIMO radar)

小波变换的基本原理仿真附加部分，包含方波信号多级离散小波处理结果及其应用( The basic principle of wavelet transform simulation additional portion comprising a square wave signal of multi-level discrete wavelet processing results and its application)

这是一本经典的MatlAB书的习题代码，非常丰富，非常实用(This is a classic book of exercises code MatlAB, very rich, very practical)

boost型平均电流APFC,输出波形完美，输入电流thd低于4%(boost type average current control APFC)

military handbook for surface to air missile simulation

说明：  基本光反射 准直 折射演示程序，对需要的人有用(Collimated light reflection refraction basic demo program, useful to people in need)

说明：  一个计算海天背景的工程模型。由matlab编写(A calculation of the engineering model of the sea and the sky background. Prepared by the matlab)

％four-element for square plate bending question ％矩形板横弯问题的有限元程序( Four-element for square plate bending question % rectangular plate horizontal curved question finite element procedure )