采样率小于一个连续时间信号最大频率的2倍时就叫undersampling，欠采样，根据抽样定理，当fs>=2fmax，也就是oversampling，过采...

学习EXCEL2003在数据统计方面的应用,这是个不错的选择,这里面有丰富的函数,满足你处理数据的需求.-EXCEL2003 study in the application of statistical data, this is a good choice, there is a wealth of function to meet your data processing needs.

测试中文指南！快点下，过时不侯哦！ 测试中文指南！快点下，过时不侯哦！测试中文指南！快点下，过时不侯哦！ -test Chinese Guide! Hurry up, not outdated Hou! Chinese test Guide! Hurry up, not outdated Hou! Chinese test Guide! Hurry up, not outdated Hou!

在IEEE上下载到的，EMD和盲源分离的经典文章，对EMD的使用，和应用也是大有裨益-in IEEE downloaded to the EMD and Blind Source Separation of the classic article on the use of EMD. and applications are also of great benefit

ansys常用命令，希望对初学者有所帮助-ANSYS common command, want to be helpful for beginners

The articular about PLSA

A matlab code or FDTD simulation of anti-podal patch

人的行为识别方面的文章，这篇文章介绍了一个人行为识别的框架，分析了非线性运动的识别跟踪。-Human behavior identification article, which introduced the act of a person to identify a framework for analysis of nonlinear identification and tracking movement.

SQL2005++数据类型.适合初学者使用-SQL2005++ Data types. Suitable for beginners to use

关于WIndows下PE格式的加密研究 由本程序加密生成的可执行文件可以防止非法使用者对原程序的非法执行、修改、静态分析和拷贝。-PE format encryption study by the encryption process generated executable files to prevent illegal users of the original implementation of the illegal procedures, modification, static analysis and copying.

10种软件滤波方法的示例程序 1、限副滤波 /* A值可根据实际情况调整 value为有效值，new_value为当前采样值 滤波程序返回有效的实际值 */ #define A 10 char value char filter() { char new_value new_value = get_ad() if ( ( new_value - value > A ) || ( value - new_value > A ) return value return new_value } 2、中位值滤波法 /* N值可根据实际情况调整 排序采用冒泡法*/-10 kinds of software filtering method one example of the procedure, limit the Deputy filter/* A value can be adjusted according to the actual value for the RMS, new_value filter for the current sampling procedures for the effective return of the actual value* /# define A 10 char value char filter () (char new_value new_value = get_ad () if ((new_value- value> A) | | (value- new_value> A) return value return new_value ) 2, the median filtering method/* N values can be adjust the actual situation in the use of bubble sort method* /