puxianzengqiang

说明：  成功失败法 求极小值程序示例 此程序为主函数(France seeking the minimum of success or failure of this process-oriented function program sample)

matlab draw examples

segments image F by using a split-and-merge approach based on quadtree decomposition. MINDIM (a positive integer power of 2) specifies the minimum dimension of the quadtree regions (subimages) allowed. If necessary, the program pads the input image with zeros to the nearest square size that is an integer power of 2. This guarantees that the algorithm used in the quadtree decomposition will be able to split the image down to blocks of size 1-by-1. The result is cropped back to the original size of the input image.

说明：  一种应用matlab进行光谱定标和随机数产生的源代码(An application for spectral calibration matlab and random number generator source code)

同步在数字接收机的解调中非常重要，本程序详细描述了用平方定时算法描述的符号同步算法，(Time square Algorithm Symbol synchronization )

编写matlab程序对心电信号作图，找出所有R波发生位置（数据中提供了R波的位置），计算出心动周期，画出心率随时间变化的曲线，体会正常心律和异常心律的差异(Write matlab program for ECG mapping to identify all the R wave position (data provided in the position of the R-wave), calculate the cardiac cycle, draw a heart rate curve changes with time, experience the difference of the normal heart rhythm and abnormal heart rhythms)

计算马氏距离,datasample是基准总体，行为特征值，列为各样本值，如5x1000,testdata是要进行计算的特征向量,MD为计算出的马氏距离(Mahalanobis distance calculation, datasample benchmark overall behavior eigenvalues, as the value of each sample, such as 5x1000, testdata is necessary to calculate the feature vectors, MD for the calculated Mahalanobis distance)

这是关于扩频的一些基本知识,希望能对大家有帮助.(this is about spreading some basic knowledge, we want to help.)

对周期性信号进行循环谱估计，非常实用的代码！！(Cycle of the periodic signal spectrum estimation, a very useful code! !)

说明：  通过simulink仿真模拟不同光照强度下的光伏模块串后的光伏特性，可以进行局部阴影下的光伏发电MPPT模拟仿真，仿真结果为多峰值形式，符合文献中规律特点，结果可导入工作空间，利用MATLAB进行绘图。(Through Simulink simulation, the photovoltaic characteristics of photovoltaic modules in series under different light intensity can be simulated, and the MPPT simulation of photovoltaic power generation under local shadow can be carried out. The simulation results are in the form of multi peak, which conform to the characteristics of the literature. The results can be imported into the workspace and drawn by MATLAB.)