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hierarchical feature selection code in matlab..

calender and clock calculation code for matlab

applying ICA on multi lead ecg to extract foetal ecg

calssification algorithm

拉格朗日插值多项式拟合,牛顿插值多项式,欧拉方程解偏微分方程,使用极限微分求解导数（微分）,微分方程组的N=4龙格库塔解法,雅可比爹迭代法解方程AX=B,最小二乘多项式拟合,组合辛普生公式求解积分,用三角分解法解方程AX=B(Lagrange interpolation polynomial fitting, polynomial interpolation Newton, Euler equations partial differential equations, Limit the use of derivative solving differential (differential), the equations of N = 4 Runge- Kutta method. Jacobian Davis iterative method of solving equations AX = B, least squares polynomial fitting, portfolio Simpson formula for integration, with a triangular decomposition method of solving equations AX = B. )

实现低通，高通，带通的不同类型滤波器，并用几个基本的函数进行了验证(Low pass, high pass, the different types of band-pass filter, and a few basic functions were verified)

shrodinger equation for quantum well in laser

无线传感网络DV HOP定位算法仿真 matlab平台源代码(DV HOP wireless sensor network localization algorithm simulation platform source code matlab)

南京大学的多类标签KNN分类器，对模式识别十分重要的作用，有着较好的分类效果，可以充分利用类别信息。(Nanjing university class label KNN classifier, the pattern recognition is an important role, has a good classification effect, can make full use of class information.)

说明：  流形学习非线性降维的经典算法Isomap(isomap algorithm with the data and the paper in 2000)