huxiangguan

速度曲线规划，在给定长度path 曲线上，根据各waypoint的速度约束，规划出平滑的速度曲线(speed curve planning.In a given length path curve, according to the speed of the waypoint constraints, planning a smooth speed curve.)

从旋转矩阵到四元数的转换，matlab代码。(From the rotation matrix to quaternion conversion, matlab code.)

地震偏移成像：二维叠后深度偏移（相移法）(Seismic imaging: two-dimensional stack depth migration (phase shift method))

说明：  Dijkstra算法与Floyd算法的matlab实现，以求解最短路问题(Dijkstra algorithm and Floyd algorithm matlab realize in order to solve the shortest path problem)

用VBA在Excel里实现分级计算，实现通过年终奖和月收入计算个人所得税的功能。数据为2012年最新的标准，对于会计电算化人员有非常强的实用性。(VBA in Excel to achieve grade calculated to achieve the functionality of the calculation of personal income tax through the end of the year Award and the monthly income. The data for 2012 the latest standards, computerized accounting personnel have a very strong practicability.)

说明：  最小二乘法拟合曲线的一个小程序，采用C++程序，(Least-squares fitting curve C++ program)

加权总体最小二乘算法在直线拟合拟合的应用，算法为方兴博士论文中的算法1(total least square linear fitting)

内点法求解凸二次规划 COPL_QP是一个可用的凸二次规划实验的解。这个软件包试图解决线性约束凸二次规划。源代码用C语言编写，附带用户指南（postscript文件）和问题实例(Interior point method for solving convex quadratic programming)

介绍了matlab和fluent联合仿真的方法，利用S函数和UDF进行通讯。(Co-simulation matlab and fluent communication, using S functions and UDF.)

计算分数阶微分方程lypunov指数，确定混沌系统的混沌状态。(Calculated fractional differential equations lypunov index to determine the chaotic state of the chaotic system.)