bnt

semivariogram structure function ,it is about 2D semivariogram.

说明：  实现三次样条差值，与matlab实现的精度一样(Realize the difference between cubic spline, and the precision to achieve the same matlab)

一个关于线程池的小demo，windows环境下，可以直接运行。( A little on the thread pool demo, windows environment, can be directly run.)

C ++ CODEBOOK 完整电子版，学习c++必备。(C++ CODEBOOK)

BMP TRANSPARENCIA DE FIGURA

vc 与 matlab之间的接口程序，方便工程计算，也为程序之间做了优化(vc and the interface between matlab program to facilitate the engineering calculations, but also between programs is optimized for the)

shadow detection paper from net,it is value

4) 创建一个名为Complex的类，进行复数的算术运算。复数的形式为： realpart+imaginarypart*i 用浮点变量表示类的private数据。提供构造函数，能够对所声明的该类对象进行初始化。在不提供初始化值的情况下，该构造函数应包含默认值。针对以下功能，分别提供一个public成员函数。 （1）两个复数相加； （2）两个复数相减 （3）用（a, b）的形式打印复数，其中a为实部，b为虚部。 (4) Create a class called Complex, and perform complex arithmetic operations. Plural form: realpart+imaginarypart* i said private data class with floating point variables. Provide a constructor, the object can be declared for the class is initialized. In the case do not provide initialization values, the constructor should contain default values. For the following functions, which provide a public member function. (A) two complex numbers (2) the subtraction of two complex (3) (a, b) in the form of plural printing, where a is the real part, b is the imaginary part.)

IT++ is a C++ library of mathematical, signal processing and communication routines.

信息论中用matlab编程来计算熵，此程序可以修改输入的矩阵，进行新的计算(To calculate the entropy of information theory using Matlab programming, this program can modify the input matrix, a new calculation)