bpsk_fading

判断bmp图片的大小。描述如何获得位图的大小，然后再进一步处理。(Bmp picture to judge the size. Describes how to obtain the size of the bitmap, and then further treatment.)

说明：  一本matlab的虚拟现实的讲义，书写的还不错！(A virtual reality matlab lecture notes, writing bad!)

VC和MATLAB混合编程 使用MATLAB工具函数计算(VC and hybrid programming using MATLAB tool MATLAB function to calculate)

能实现椭圆曲线密码的加密解密过程，功能齐全，易于实现(Can realize the elliptic curve cryptography decipher process, function is complete, easy to realize)

本文介绍了一种基于核函数的参数估计方法，对于初学者来讲很有帮助(kernel based estimation )

混沌时间序列Matlab源程序,包含时间序列的时间延迟计算，关联积分计算，相空间重构，时间序列分解，Heaviside函数的计算，延迟时间和时间窗口计算，混沌吸引子关联维计算，重构相空间进行K_L变换，混沌吸引子关联维计算，Hurst指数分析，关联维和Kolmogorov熵计算，FFT计算序列平均周期，最大lyapunov指数计算，利用互信息法求时间延迟，混沌和噪声识别的源程序。(Matlab chaotic time series source, time includes the time series of delay calculation, correlation integral calculation, phase space reconstruction, time series decomposition, calculated Heaviside function, the delay time and the time window calculated correlation dimension of chaotic attractors calculated reconstruction phase space K_L transform computing correlation dimension of chaotic attractors, Hurst exponent analysis, correlation dimension and Kolmogorov entropy calculation, FFT calculation sequence averaging period, maximum lyapunov index, mutual information method the time delay, chaos and noise source identification.)

光伏逆变器SVPWM设计原理图,包含逆变器控制算法(PV inverter SVPWM design schematics, including inverter control algorithm)

这是对广义高斯分布中两个参数alpha,beta的估计方法，对自然图像的大量统计特征就符合这一分布。(function [f, g] = dggbeta(beta, absx) DGGBETA Derivative of generalized Gaussian pdf with respective to beta [F, G] = DGGBETA(BETA, ABSX) Return partial derivative and second order partial derivative This is an utility function for GGMLE ABSX is the distance of the data from the mean Function is undefined for negative beta if beta <= 0 f = NaN g = NaN )

卸载远程进程中的DLL源码，查杀木马的时候更加方便。(Unload DLL source in the remote process, killing the horse when more convenient.)

实现opengl三维坐标的绘制和任意旋转(Opengl realize three-dimensional coordinates of the mapping and arbitrary rotation)