fsk

一个锁相环路，同相正交环路，一阶锁相环，做毕业设计时遇到的。(A phase-locked loop, quadrature-phase loop, the first order PLL, the design experience to do graduate.)

基本粒子群算法，可解决优化问题，简单，效果好，实用(Basic particle swarm algorithm, solve the optimization problem, simple, good effect, practical)

说明：  对一个简单地系统，设计pid控制器使其控制它的稳定(For a simple system, a PID controller is designed to control its stability.)

数字信号处理实验指导书MATLAB版程序电子版(Digital Signal Processing Experiment program guide electronic version of the book version of MATLAB)

matlab 源码,基于小波变换的语音信息隐藏的实现,对原始语音信息和水印信息都经过三层小波分解处理后,将水印信息的低频信号嵌入原始语音信号的部分高频信号部分实现隐藏.源代码不仅给出隐藏过程,并且给出的在随机噪声,重采样,信息压缩情况下的抗攻击特性.源代码清晰有注释(matlab source code, based on wavelet transform voice messages hidden realize, the original voice information and watermark information after a three-treatment, after wavelet decomposition, the watermark information embedded in the low-frequency signals of the original speech signal realize some hidden part of high-frequency signals. source code is given not only to hide the process, and given in random noise, resampling, compression of information in case of anti-attack features. source code has a clear Notes)

Error related performance metrics

hartley计算机视觉中，利用对极几何和极线原理，求取图像之间的匹配，实现摄像机自标定，里面有对应的pdf文件原理说明(Hartley s Computer Vision in the multi-view geometry program, contact the three-dimensional reconstruction of the pole geometry and take pole lines, and camera self-calibration, which has a corresponding program and pdf files)

说明：  指纹识别的matlab程序描述，利用指纹的相对稳定和唯一性出发的程序实现(Fingerprint recognition matlab program description, the use of fingerprints of relative stability and uniqueness of the program implementation start)

Implementing school time table using GA

Ridgelet transform and curvelet transform