ex2

voice recognition, circular shift

跳频信号参数估计。参数为跳速、跳时和跳频频率集。文档包括一个短时傅里叶变换函数，一个参数估计函数，一个参数估计相对误差随SNR的曲线图和一个时频分析图。(Frequency hopping signal parameter estimation.Parameters for speed, to jump and jump frequency set.Document includes a function of the short-time Fourier transform, a parameter estimation function, a parameter to estimate relative error with the SNR curve and a time-frequency analysis diagram.)

图像处理，双线性滤波器MATLAB程序，经调试可用(Image processing, bilinear filter MATLAB program)

里面有很多matlab的源代码，可以用于一套的数据处理。包括样本划分，光谱的预处理等(There are a lot of matlab source code, can be used for a set of data processing.Including sample division, spectral pretreatment and so on)

针对某个网络流量数据进行分析详细示例，包括实验报告和matlab详细源码程序(For a detailed analysis of network traffic data sample, including lab reports and detailed source program matlab)

在偏微分方程的数值求解中，有一类很重要的问题就是求解有奇异点的泊松方程，此程序是用C写的并行程序，能极大的提高泊松方程的求解(In the numerical solution of partial differential equations, there is a class of very important issues that have a singular point of solving the Poisson equation, this program is written in C parallel programs, can greatly improve the solution of the Poisson equation)

LZ复杂度反映的是一个时间序列中，isodata 迭代自组织的数据分析，计算一维光子晶体的透射特性和反射特性。( LZ complexity is reflected in a time sequence, Isodata iterative self-organizing data analysis, Calculated transmission characteristics and reflection characteristics of the one-dimensional photonic crystals.)

可以画出基本的EIS曲线，但是参数需要根据具体燃料电池变化(Basic EIS curves can be drawn.)

地球不转时的星下点轨迹，回归周期1天，可自行设定(Earth does not rotate when the nadir track one day return period)

一种基于纠错编码的空域自适应水印。嵌入，攻击，提取(an adaptive watermarking based onError correction coding in spatial domain . Embedding, attack, extraction)