volley-use-demo

逼近法计算变形的第一类整数阶贝赛尔函数值(Approximation method to calculate the deformation of the first category of integer-order Bessel function values)

说明：  详细介绍了宽带无线通信中OFDM的基本原理和关键技术。(The book describs the fundamental theory and key technology of OFDM in detail.)

目录 1.图像反转 2 2.灰度线性变换 2 3.非线性变换 4 4.直方图均衡化 5 5. 线性平滑滤波器 6 6.中值滤波器 7 7.用Sobel算子和拉普拉斯对图像锐化： 8 8.梯度算子检测边缘 9 9.LOG算子检测边缘 11 10.Canny算子检测边 缘 12 11.边界跟踪 （bwtraceboundary函数） 13 12.Hough变换 14 13.直方图阈值法 16 14. 自动阈值法：Otsu法 18 15.膨胀操作 19 16.腐蚀操作 20 17.开启和闭合操作 21 18.开启和闭合组合操作 22 19.形态学边界提取 24 20.形态学骨架提取 25 21.直接提取四个顶点坐标 26 22.文件打开窗口 27 (Contents 1 image reversal 22 23 gray linear transformation. Nonlinear transformation 44. Histogram equalization 55 linear smoothing filters 66. Median filter 77. Sobel operator and Rapp Las Image Sharpening: 88. gradient edge detection operator 9 9.LOG edge detection operator 11 10.Canny count of edge detection 1211. the border tracking (bwtraceboundary function) 1413 13 12.Hough transform histogram. threshold Law 1614 automatic thresholding method: Otsu 1815 expansion operation 1916. corrosion operation 2017. opening and closing operation of 2118. combination of opening and closing operation 2219. morphology boundary extraction 24 20 morphological skeleton extraction 2521 direct extraction of four vertex coordinates 2622 File Open window 27)

超宽带发射机，采样跳时脉冲位置调制方式进行。对于UWB学习非常重要(Ultra-wideband transmitter pulse position modulation, sampling jump. Is very important for UWB learning)

说明：  003小波变换及其MATLAB工具的应用(003 DWT and MATLAB application tools)

face recognition pca code

Matlab小波能量谱的程序wavelet energy spectrum (wavelet energy spectrum )

认知无线电中吞吐量和时间的关系，可以在matlab中运行(Cognitive radio throughput and time, can be run in matlab)

OSU_SVM3.00 Classification_OSU_SVM.m - 多类分类(OSU_SVM3.00 Classification_OSU_SVM.m )

c v 模型中的初始化程序，每次迭代前都要使得水平集函数无限近似于符号距离函数(cv model initialization procedure must be made before each iteration of the level set function is similar to the signed distance function of infinite)