完整的虚拟阵元进行DOA估计

峰值信噪比（PSNR），一种评价图像的客观标准。水印提取判断效果。(Peak Signal to Noise Ratio (PSNR), objective criteria for evaluating image. Determine the effect of watermark extraction.)

多功能信号分析器.基于matla的GUI界面.实现对信号的波形频谱显示。且包括对加窗以后数据的峰值相应坐标的捕获. (Multifunctional signal analyzer. Based MATLA the GUI interface. Displayed on the waveform of the signal spectrum. And including the capture of the windowed data after the peak corresponding coordinates.)

《MATLAB高效编程技巧与应用：25个案例分析》源程序 数据(The " MATLAB efficient programming techniques and applications: 25 Case Studies" source data)

rgb空间转换成L*a*b*空间，颜色分割显示，求出最小距离的颜色，进行K均值聚类，显示聚类分割成的三部分， sobel边缘检测，显示二值图像，显示垂直的线性结构元素，显示水平的线性结构元素，对图像进行膨胀，腐蚀图像， 读取多媒体文件中的数据，播放视频，真彩色图像转化为灰度图像，开操作，求取质心和面积，播放视频， 生成多分辨率图像，图像增强，显示近红外光谱带，显示可见光红色光谱带，绘制红色和近红外光谱散点图，显示归一化的差别， 滤波求y方向边缘，滤波求x方向边缘，分水岭算法，形态学重建，局部极大值处像素值设为255，创建纹理图像，转化为灰度图像， 提取底部纹理，突出显示图像的顶部，标准差滤波，rangefilt滤波

说明：  matlab实例应用，主要列举了matlab的常用功能，绘图、矩阵运算等等(matlab example application, the main common features listed matlab, graphics, matrix operations, etc.)

matlab 图像处理源程序 比较全面(matlab image processing source code is more comprehensive)

特征变量筛选，利用随机组合考虑变量的联合效应(Iteraitvely retains informative variables for selecting optimal)

实现基于STBC的MIMO_OFDM通信系统在不同信噪比情况下接收端的误比特率的仿真。发射端包括基于基带调制、空时编码、导频插入、IFFT、串并合并以及添加循环前缀；接收端包括去除循环前缀、取出导频估计信道、FFT运算以及并串合并，空时解码等。仿真中采用QPSK、空时编码采用4*3的复正交空时编码矩阵。OFDM子载波数为100，每个子载波传输66个符号，每个符号2比特。IFFT长度为512个符号。发射天线为3个接收天线为2个。(The BER simulation of MIMO_OFDM communication system based on STBC under different SNR is realized. The transmitter includes baseband modulation, space-time coding, pilot insertion, IFFT, serial-parallel combination and adding cyclic prefix; the receiver includes removing cyclic prefix, extracting pilot estimation channel, FFT operation, parallel-serial combination, space-time decoding, etc. The complex orthogonal space-time coding matrix is used in QPSK and space time coding in 4*3. The number of OFDM subcarriers is 100, and each subcarrier transfers 66 symbols with 2 bits per symbol. IFFT is 512 symbols in length. The transmitting antenna is 3 receiving antennas, 2.)

matlab程序编译成独立exe文件 应用(matlab program compiled into an independent exe file)

MATLAB源文件，共有10个chapter (MATLAB source files, a total of 10 chapter)