iir-filter-design

按偏差的比例、积分和微分进行控制的调节器简称为PID调节器，是在连续系统中技术最为成熟，应用最为广泛的一种调节器。(According to the proportion of deviation and differential, integral controlling the regulator referred to as PID adjustor, is in continuous system in most mature technique, the most widely used a regulator.)

海杂波服从K杂波，K杂波在matlab中的实现(The sea clutter obey K Clutter, Clutter K implementation in matlab)

数字水印图片信息隐藏在载体图片的最低有效位lsb，直接替换，该方法简单易操作，鲁棒性很差，经不起加噪，滤波，剪贴等攻击(digital watermarking Photo vector information hidden in the lowest effective photo-lsb direct replacement, The method is simple and easy to operate, robust poor and the inability to increase noise, filtering, clippings and other offensive)

近似计算随机矩阵Random matrix theory里Tracy-widom分布的函数。主程序被分解为7个子程序。首次运行，请务必先运行‘twamkenew’。请遵守版权说明信息：COPYING.m。(Approximate random matrix Random matrix theory in the Tracy-widom distribution function. The main program is broken down into seven sub-programs. First run, be sure to run twamkenew .For Copying permissions see COPYING.m)

PWM整流器仿真模型图 具有一定代表性(PWM)

HHT变换的matlab程序，简单明了，希望对大家的学习有帮助(HHT transform matlab program simple, we want to help the learning)

Introduction to Emacs LISP programming.

一维FDTD计算S参数范例，采取时域频域傅立叶变换(S-parameters of one-dimensional FDTD calculation example, take the Fourier transform time-domain frequency domain)

将WVD应用于ISAR中的程序，对其进行参数估计。非常完整。(The WVD applied to ISAR the program, its parameter estimation. Very complete.)

基于Matlab/Simulink搭建的单相Spwm逆变器的仿真模型(Matlab/Simulink single Spwm)