FIRshuzilvboqi

说明：  数字图像处理(实验二) 图像的读、写、显示和点运算 1、掌握函数imadjust与对数和对比度拉伸变换； 2、掌握直方图的绘制和直方图均衡化变换； 3、掌握空间滤波。 (Digital image processing (Experiment 2). the image to read, write, display and point operations a master function imadjust with the number and contrast stretching transformation 2, control histogram drawing and the histogram equalization transformation 3, master spatial filtering .)

1/3 oct filter code,used for frequency analysis(1/3oct matlab code,used for frequency analysis)

Alamouti方案的仿真，双发双收，双发单收，单发多收的性能比较，信道为准静态平坦水落信道，信道噪声为高斯白噪声。(Alamouti scheme simulation, twin double income, double single income, single overcharged performance comparison, static channel subject to flat Mizuochi channel, channel noise is Gaussian white noise.)

基于随机生成的LDPC码的仿真程序，包括编解码过程(Simulation program based on randomly generated LDPC codes, including the process of encoding and decoding)

说明：  《数字通信（第四版）》答案 《数字通信》(第4版)是数字通信领域的一本经典教材,通过对概率论及随机过程的复习,详细介绍了数字和模拟信源编码、数字调制信号和窄带信号与系统的特征、加性高斯白噪声中数字通信的调制和最佳调制与检测方法、基于最大似然准则的载波相位估计和定时同步的方法、不同信道模型的信道容量及随机编码、带限信道的信号设计、受到符号间干扰恶化信号的解调与检测问题、自适应信道均衡、多信道与多载波调制、扩展频谱信号和系统、衰落信道上的数字通信。(The solution of "Digital communication" " Digital communication" (4th edition) is a digital communications of a classic textbook in the field, through the review process, the probability of randomly addressed, details of the digital and analog source coding, digital modulation signal and the narrowband signal and system characteristics, additive white Gaussian noise in digital communication modulation and the best modulation and detection methods, based on maximum likelihood criterion of carrier phase estimation and time synchronization method, different channel model of channel capacity and random coding, band-limited channel signal design by ISI worse signal demodulation and detection, adaptive channel equalization, multi-channel and multi-carrier modulation, spread spectrum signals and systems, fading channel digital communications.)

小波包分解后，用于求取分解各层小波包系数信息熵(Wavelet packet decomposition for obtaining wavelet packet coefficient entropy)

SAR (synthetic aperture radar) image processing matlab code

Transfer RGB image to all the other color space in the Matlab, like HSV, Lab and so on

LMS算法验证，节实验数据说明和程序设计(LMS algorithms and test data section, and program design)

Speech signal filtering using DFT conversion method (Weighted OverLap-Add (WOL)