spacecraft

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.)

说明：  近完美重构多相滤波器组实例，包含分析滤波器，综合滤波器，其中原型滤波器系数可调整，以及重构错误的仿真。(Near perfect reconstruction polyphase filter example, contains analysis filters, synthesis filters, which can adjust the prototype filter coefficients, and the reconstruction error is simulated.)

一种简单实现高斯切比雪夫，拉格朗日，龙哥库塔的插值算法，MATLAB实现(A simple high Siqie Chebyshev, Lagrange, Long Ge Kuta interpolation algorithm, MATLAB implementation)

在opnet平台对离散时间仿真机制的基于包的通信进行了建模仿真(In the discrete-time simulation platform opnet packet-based communication mechanism for the modeling and simulation)

说明：  PPC上面类似Matlab的语言环境，希望有pda的同学们喜欢(PPC above language similar to Matlab environment, and hope to have the students like pda)

说明：  QPSK的Matlab/Simulink的调制解调仿真系统，给出接收信号眼图及系统仿真误码率，包含载波恢复，匹配滤波，定时恢复等重要模块，帮助理解QPSK的系统(QPSK Matlab/Simulink simulation system modulation and demodulation, the received signal is given eye and BER simulation systems, including carrier recovery, matching filter, timing recovery and other important module to help understand the system QPSK)

说明：  matlab中一些重要的课件和资料，比较有用啊！(matlab courseware and some important information, more useful ah!)

A Matlab Toolbox for Pattern Recognition,PRTools..Version 3.0

这是一个基于神经网络RBF的PID控制器，SIMULINK模型加m函数(This is a PID controller based on neural network RBF, SIMULINK model plus m function.)

说明：  遗传算法求最小值：求解De Jong函数最小值的matlab程序。(Minimum value of genetic algorithms: Solving De Jong functional minimum matlab program.)