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用回声隐藏方法实现数字水印的许多程序，欢迎共享(This is some water echo code,I spend a lot of time on it.)

一个永磁电机的滑模观测器模型，可以较好的的实现位置跟踪。(adaptive sliding mode observer can accurate estimate the speed and position,of rotor and has strong robustness against the change of generator parameters .)

罚函数法将有约束最优化问题转化为求解无约束最优化问题。在此给出罚函数法Matlab源程序(Penalty function method will be constrained optimization problem into solving unconstrained optimization problems. This gives the penalty function method in Matlab source)

各种chaos相图和相关时序图，比如logistic等(Various chaos phase diagram and related timing diagram，Such as logistic , etc.)

线性调频信号（LFM）的脉冲压缩相当于进行匹配滤波，改程序实现该功能。(Chirp signal (LFM) pulse compression is equivalent to the matched filter, change the program to achieve this function)

matlab储能模型，属于储能的等效模型 (Matlab energy storage model, which belongs to the equivalent model of energy storage.)

基于平方包络的PSK 信号的码元速率估计。(Symbol rate is estimated based on square envelope QPSK signal. mpsk function and test_signal in cwt compressed package.)

时频分布显示源代码.适合于非稳态的时频联合分析,可直接用于MATLAB编程,无解压密码.(time-frequency distribution shows that the source code. Suited to the non-steady-state joint time-frequency analysis can be used directly in MATLAB programming, without extracting passwords.)

模糊控制PID在SIMULINK中的实现与具体操作细节(fuzzy control)

对参差动目标检测（MTI）进行仿真研究，画出了其频率响应曲线，可以在源码中改动初始参数来得到想要的仿真(For mixed moving target detection (MTI) simulation study, draw the frequency response curve, the initial parameters can be changed in the source code to get the desired simulation)