guangzhao

主成分分析的三种方法，一种是自编程序，一种是princomp函数,一种是pcacov函数(Three principal component analysis, one is self-programming, one is princomp function, a function is pcacov)

说明：  用Visual C++实现模糊图像恢复处理程序实例(Using Visual C++ fuzzy image restoration processing examples)

本人编写的BPAmatlab程序，用于神经网络学习。(I prepared BPAmatlab procedures for neural network learning.)

使用vc++的MFC编程写的人事管理系统，使用SQL Server数据库，系统用户名密码默认admin(The MFC programming using vc++ written personnel management system, using SQL Server , the system default admin username and password)

采用算符优先分析法，对G[S]所定义的赋值语句进行语法分析，并在语法分析过程中将所输入的赋值语句翻译为四元式。(Priority use of operator analysis of G [S] defined assignment for parsing and grammar analysis of the process entered assignment translated into Quaternion type.)

这是一个气体传感器的元件封装库，型号为mq-135，使用dxp开发。(This is a gas sensor element package repository, model mq-135, using dxp development.)

基于哈弗曼树的压缩软件，可压缩文字和位图。(Huffman tree based compression software, compressible text and bitmaps.)

信号包络，提出信号包络，便于观察信号波动过程，非常有用(Signal envelope, put forward the signal envelope, easy to observe the process of signal fluctuations, very useful)

一个中国剩余定理的简单算法,密码学基础算法(Chinese Remainder Theorem a simple algorithm, based on cryptography algorithm)

用画笔绘制圆角矩形，椭圆，饼形，并用不同颜色画刷进行填充。(Draw a rounded rectangle, ellipse, pie with a brush, and brush with a different color fill.)