Writing_Skills_Success_in_20_Minutes_a_Day

Due to an increase in demand for and questions about direct disk access for Micrososft platforms, and due to the fact that Microsoft has no API for direct disk access, I am releasing this library much earlier than I intended at that start. I am still working on this code. (Due to an increase in demand for and questio ns about direct disk access for Micrososft plat forms, and due to the fact that Microsoft has no API for d Direct disk access, I am releasing this library much earlier than I i ntended at that start. I am still working on this code.)

here is space vector of five phase inverter

this file is simulink of DC motor and PID controller

高斯包络的线性调频信号分析的经典文献，A Fast Refinement for Adaptive Gaussian，文中提出了一种快速的信号自适应时频分解算法，Shie Qian老师的经典文献(A Fast Refinement for Adaptive Gaussian，propose a fast compute method.)

本程序为[MATLAB语言常用算法程序集].(龚纯).清晰版书中求解非线性方程组的一种方法：SOR法(This program is [MATLAB language commonly used algorithm for assembly] (Gong pure) clear version of the book method for solving nonlinear equations:.. SOR method)

加温模拟退火算法 应用 matlab程序(Heating simulated annealing algorithm in matlab program )

该程序经过实际使用，是综合网上各种求小波包能量方法的正确版本，能够有效使初学者少走弯路，可直接使用，对于函数已进行了备注。(After the actual use of the program is a comprehensive online variety seeking wavelet packet energy method the correct version, so that beginners can effectively avoid detours, can be used directly for the function has been carried out notes.)

双向RRT算法，可以生成随机地图，然后通过带对比择优的双向RRT算法完成路径规划.可以在matlab下正确运行(bidirectional RRT path planning based on comparison optimization )

其中，子目录《数字信号处理题解及电子课件》_MATLAB程序包含了完成该书的习题参考答案时所用到的MATLAB程序，直接运行这些程序可给出相应习题参考解答的结果。用MATLAB编写的程序的名称由“ex”开头，接下来是所在的章、习题序号及该习题中MATLAB程序的序号，如ex_01_06_1，指的是第1章第6题的第1个程序。(Among them, the subdirectory " digital signal processing solutions and electronic courseware title" _MATLAB The book contains a complete reference to answer the exercises used by the MATLAB program, these programs can be run directly gives a reference to answer the result of exercise. MATLAB program with the name written by the " ex" at the beginning, followed by the host of the Chapter, and the number of exercises exercise program in MATLAB serial number, such as ex_01_06_1, refer to Chapter 1, Article 6, paragraph 1 of the title process .)

说明：  WGS84到BJ54坐标转换的四参数模型，可以求出四参数和转换坐标(WGS84 coordinate transformation to the BJ54 The four parameter model, four parameters can be calculated and converted coordinates)