最小二乘法多次曲线拟合.exe

基于OpenCV从采用混合高斯模型GMM算法应用在视频监控等场景下进行前景提取，通过大量的训练样本对背景的混合高斯模型进行训练，能够实时精确地提取出视频中的前景行人。

main.m 为执行的脚本文件，打开main.m程序直接运行即可得到结果；(2)huffman.m是其中的霍夫曼编码需要调用的子程序；(3)按路径读入文件名为abc.txt的文件,测试时可随意输入一串英文字符，为了方便，已经输入了   wearethefamily的英文字符，使用时将abc.txt文件放于D盘下。

这些是数值计算方法的经典算法

This OpenNL, a library to easily construct and solve sparse linear systems. * OpenNL is supplied with a set of built-in iterative solvers (Conjugate gradient,BICGSTAB, GMRes) and preconditioners (Jacobi, SSOR). * OpenNL can also use other solvers (SuperLU 3.0 is supported as an OpenNL extension,MUMPS will be supported in a future version)-This is OpenNL. a library to easily construct and solve sparse l inear systems.* OpenNL is supplied with a set of built-in iterative solvers (Conjugate gradie nt, Application of BICGSTAB. GMRes) and preconditioners (Jacobi, SSOR).* OpenNL can also use other solvers (Super rLU 3.0 is supported as an OpenNL extension, MUMPS will be supported in a future version)

用于密码学最最基本的模运算中，或者是说信息安全数学基础中的相关运算。 不仅仅有代码，还有相关的ＰＤＦ文档的说明，希望能对密码学的初学者有帮助。

隐式曲面求解的源代码，用户可以输入隐式曲面，得到mxmxm的网格数据-Implicit surface to solve the source code, users can enter implicit surface, the grid data mxmxm

超长整数运算相关――《进位制的高阶扩展》-long integer operations related-- "into the high-end system-expansion"

一些经常用到的C算法程序-some frequently used procedures C Algorithm

与上一个程序的不同之处在于，此程序计算的是强制对流的问题，上一个为自然对流-With a different procedure is that this procedure is the calculation of the problem of forced convection, natural convection on a

FFT变换的matlab环境仿真程序，带注释-FFT transform matlab environment simulation procedure, with Notes