FFT_window

说明：  该程序展示出了多普勒压缩系数与距离之间的关系，也即显示出了单频矩形脉冲的距离分辨力。(The program demonstrates the Doppler compression factor and the distance between them and also that showed single-frequency rectangular pulse range resolution.)

otsu s method used to find the threshold for bi-model histogram image.

q learning 写的hanoi塔,增强学习使用。汉诺塔(q learning to write hanoi tower)

different matlab code for convolution, discrete fourier transform, finite impulse response, inverse DFT, descimator

说明：  采用粗糙集理论实现连续数据的离散化,对理解数据的离散化有很大帮助(Using rough set theory to realize continuous data discretization)

D 语言 2.0 编程参考手册 (上) 中文版(D Programming Language 2.0 Reference Manual (on))

CFD计算中的RANS湍流模型中，入口处的K和e的初始化(Initialization of K and e at the entrance of RANS turbulence model in CFD calculation)

求解无网格法的近似函数，（伽辽金无网格法移动最小二乘近似程序）(for non-grid method similar function (Galerkin grid Mobile least squares approximation procedures))

众所周知，欧拉角和四元数是存在对应关系的。后者用于导航等时不存在死区现象，而且，精度高，计算简单。(known, the Euler angles and quaternion is a correlation between them. Navigation for the latter did not exist at the Dead phenomenon, and with high accuracy, is simple.)

卫星导航的单点定位程序，设计简单，原理清楚，是学习编程的好资料。(Single point positioning satellite navigation application, simple design, the principle is clear, is good reference to learn programming.)