Del1

重新定义图片大小，适合批量修改图片，matlab程序(Redefine the image size, suitable for bulk editing pictures, matlab program)

Example of Matlab code

国外出名信号与系统在matlab中的运用书籍，本书涵盖了信号处理，通信工程，自动控制等相关科学的大部分基础知识与理论(Written for junior and senior electrical and computer engineering students, this text is an introduction to signal and system analysis, digital signal processing, and the design of analog and digital filters. The text also serves as a self-study guide for professionals who want to review the fundamentals. The expanded fifth edition contains additional information on window functions, the cross correlation and autocorrelation functions, a discussion on nonlinear systems including an example that derives its describing function, as well as additional end-of-chapter exercises.)

Kurs dollars analisys

慢跳频的实现，同时对比了在不同的干扰存在的条件下对信号传输的影响(Slow frequency hopping implementation, while comparing the effect of different conditions in the presence of interference signal transmission)

basic structure of ofdm with transmitter

这个 matlab 代码仿真了M-QAM的传输。M的取值不同，调制方式分别为4QAM，16QAM，64QAM等。传输信道为AWGN信道，能出误码率曲线(Digital Unit Impulse Discrete Harmonic Signals and their Linear Combination Harmonic Signal with Exponential Envelope. Periodic Sequence of Rectangular Impulses Mixture of Harmonic Signal and White Gaussian)

说明：  在MATLAB运行环境下，基于支持向量机的非线性系统辨识程序！(Run in the MATLAB environment, based on support vector machines for nonlinear system identification procedure!)

QR分解的MATLAB程序，可用于MIMO智能天线等(QR decomposition MIMO Smart antenna)

AHP层次分析法计算判断矩阵的最大特征值,小波包分析提取振动信号中的特征频率，线性调频脉冲压缩的Matlab程序。( Calculate the maximum eigenvalue judgment matrix of AHP, Wavelet packet analysis to extract vibration signal characteristic frequency, LFM pulse compression of the Matlab program.)