fenlei

a matlab program used for estimating the numerical aperture, propagation constant of optical fiber communication

mimo的仿真，误码率，比特率随接收天线的变化情况(mimo simulation, error rate, the bit rate changes with the receiving antenna)

该代码用于读取雷达数据，绘出雷达图形，用于诊断天气过程(the function of the code is to read the radar data)

《雷达中的微多普勒效应》一书中的全部配套程序(A complete set of programs in the <micro Doppler effect in radar>)

解二次规划函数，具体采用方法不祥，但非有效集法(solve a problem)

QPSK调制在瑞利衰落信道的误码率性能和多重分集比较，有界面(QPSK modulation in Rayleigh fading channel the BER performance and multi-diversity compared with the interface)

nonmaxsup——非最大值抑制 hysthresh——设定阈值区间，返回一个二值化图像 canny——边缘探测，图像边缘增强 adjgamma——调整图像的伽马值 findline——利用线性Hough变换和Canny边缘探测得到的线上各点的坐标 circlecoords——返回由圆的半径和圆心坐标决定的圆上各点像素的坐标 houghcircle——取一幅经过canny变换的图像，利用hough变换找到图像中的一个圆 findcircle——计算所得线上各点的坐标归纳出一个圆的半径和圆心，确定该圆的各点坐标 gaborconvolve——利用一维盖伯滤波器对图像进行处理 gethammingdistance ——返回两幅虹膜图像提取的特征码之间的海明距离 linecoords——返回一条线的上各点的x,y坐标值(nonmaxsup- non-maximum suppression hysthresh- set the threshold range, returns a binary image canny- edge detection, image edge enhancement adjgamma- adjust the image' s gamma value findline- linear Hough transform and Canny edge detection get the coordinates of each point circlecoords online- Returns coordinate houghcircle on the circle of the radius and center coordinates of the points decision pixels- After taking a picture canny transformation, using hough transform to find the image of a circle findcircle- the calculated coordinates of each point line summed up a circle of radius and center, to determine the coordinates of each point of the circle gaborconvolve- using a 维盖伯 filter for image processing gethammingdistance- returns two iris images extracted linecoords Hamming distance between the signature- a return line to the points on the x, y coordinate values)

在数值方法中，用Matlab实现Gaussian Hermite， 此方法用来计算数值积分(Gaussian Hermite)

一个泊松随机数生成代码，可调节的，但是貌似产生的随机数一直都不变(A Poisson random number generator code, can be adjusted, but the seemingly random numbers have been generated by the same)

运动估计中的经典三步搜索法源码以及实验结果，直接能用。(Motion Estimation of the classic three-step search method and experimental results of source, can be used directly.)