PID--MATLAB

A color image is DCT transformed watermark embedded into the intermediate frequency coefficients to the effect of a good algorithm is the classic reference value has a strong image of yourself for the

matlab的滤波器设计，包括FIR窗函数设计法，IIR的双线性变换法和冲击响应不变法，比较的全面，非常好的学习资料 (matlab filter design, including the window function design method FIR, IIR' s bilinear transformation method and the same impulse response, comparison of the overall, very good learning materials)

基于matlab的成绩统计表，输入成绩，自行统计最高分，最低分，均分等(Matlab-based performance statistics, enter grades, self Statistics highest score, lowest score, sharing, etc.)

MATLAB编程用到的常用的命令及用法介绍。(Introduction of common commands used by the MATLAB programming and usage.)

在XP中应用WEBBRORSER的程序,实现XP的风格.很实用的(in XP WEBBRORSER the application procedures, XP style. Very useful)

Servlet programs for begginers. That could help iniciant developers.

ctrllab3.1 (ctrllab3.1 )

灰色预测gm（1-1）算法，用于短期时间序列预测，包含残差检验等各种必要检验(Gray predicted all the necessary inspection gm (1-1) algorithm for short-term time series prediction, including residuals inspection)

灰色模型预测是在数据不呈现一定规律下可以采取的一种建模和预测方法，其预测数据与原始数据存在一定的规律相似性 下面程序是灰色模型GM(1,1)程序二次拟合和等维新陈代谢改进预测程序,matlab6.5 ,使用本程序请注明，程序存储为gm1.m(Gray model prediction is a kind of modeling and forecasting method which can be taken under certain regularity of data. The prediction data has some regular similarity with the original data The following procedure is the gray model GM (1,1) program quadratic fit and isometric metabolic improvement prediction program, matlab6.5, use this procedure please specify that the program is stored as gm1.m)

本代码为数学物理方程研究课题的一部分，编码实现了数值解析法，分离变量法，有限差分法，对几类方法进行了仿真(This code is part of the research in mathematical physics equations, coding to achieve a numerical analysis method, separation of variables method, finite difference method, several types of methods for simulation)