HW1_1

Model of QPSK modulation

Data Hiding fundamentals and applications and Parallel Programming

说明：  病态方程的正则化，用matlab实现正则化算法。(Morbid equation, regularization, with the regularization algorithm matlab implementation.)

matlab模拟退火工具包,能用此工具箱解决优化方面的问题(matlab simulated annealing Kit, you can use this kit to solve optimal problem)

基于短时窗能量的自适应语言端点检测程序。具有一定的抗噪声能力。输入WAV文件名，输出端点检测结果，包括数据和画图显示。(Adaptive voice activitie detection program，resistant to noice .Input with the name of wave file,output with the VAD result ,including data and figure display.)

golden search!golden search!golden search!

用于黑启动求解频率变化值的牛顿拉夫逊潮流分解，输出由每次迭代后各参数的变化量。(Newton Raphson trend for black start solving the frequency change value decomposition, the output from each iteration, each parameter change.)

说明：  利用Matlab产生一个2FSK信号,显示出时域以及频域的波形(2FSK using Matlab to generate a signal, showing that the time domain and frequency domain waveforms)

指纹识别系统设计全过程实现 matlab软件环境实现(Fingerprint identification system the entire process of design implementation software environment implementation matlab)

这两个小程序是matlab的.m文件，06为采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波，07采用matlab中的函数filter2对受噪声干扰的图像进行均值滤波。(these two small procedure is Matlab. M documents, 06 for 2D median filtering function medfilt2 right by the Salt and Pepper image noise filtering, 07 using Matlab filter2 the function of noise interference by the image filtering.)