17_3_15

黄金分割法617 数学常用 函数逼近 建模运用 (Golden Section 617, the use of mathematical modeling commonly used approximation)

说明：  matlab代码，实现指纹图片的二值化、细化等功能，编译通过，结果正确(Matlab code, fingerprint images to achieve the two values, thinning and other functions, compile, correct)

MT4与VC编程的动态链接文件,Sample DLL for MQL4 (The MT4 with VC programming dynamic link file, Sample DLL for MQL4)

稀疏表示分类算法在ORL人脸库上的实验，参考文章： Wright J, Yang A Y, Ganesh A, et al. Robust face recognition via sparse representation[J]. Pattern Analysis and Machine Intelligence, IEEE Transactions on, 2009, 31(2): 210-227. (Sparse representation classification algorithms on ORL face experiments, refer to the article: Wright J, Yang AY, Ganesh A, et al Robust face recognition via sparse representation [J] Pattern Analysis and Machine Intelligence, IEEE Transactions on, 2009, 31 (2):.. 210-227.)

这个Matlab仿真程序实现LDPC低密度奇偶校验码（Low Density Parity Check）算法。适用于AWGN信道下(The Matlab simulation program to achieve low density parity check codes LDPC (Low Density Parity Check) algorithm. AWGN channel for)

solution to nonlinear equations useing newton methode

本文利用软件相移技术得到相互正交的参考正弦波信号；通过互相关算法，完成了软正交矢量型LIA相关器的具体实现；利用该方法实现了对微弱信号幅值和相位的检测，有效地抑制干扰，减少了硬件电路成本。通过Matlab仿真，验证了该算法具有一定的优越性。(In this paper, the software technology is orthogonal to the phase shift of the reference sine wave signal through cross-correlation algorithm to complete the implementation of soft orthogonal vector LIA correlator achieved using this method for detecting a weak signal amplitude and phase, effectively suppress the interference and reduce the cost of the hardware circuit. By Matlab simulation show that the algorithm has certain advantages.)

矢量编程潮流及最优潮流数据文件，包含数据格式，标准算例等(Vector programming trends and optimal power flow data file that contains data formats, standards and other examples)

一个简单的GUI小程序，可以实现几种三维曲线的绘制与画等高线。(A simple GUI program, several three-dimensional curve drawing and painting contour.)

灰色模型的MATLAB实现，用于预测模型，是数学建模中的常用模型。(GM(1,1)model matlab )