ecef2enu

这是一个mathlab编写的音乐程序 通过他你可以生动的感受mathlab的神奇魅力！！(This is a progress of music.)

处理混合整数规划问题,可以方便计算整数规划问题(Handle mixed integer programming problem)

说明：  以整数线性规划方法解决火电机组机组组合问题。包括爬坡、启停约束等。以最小化运行成本为目标。(Integer linear programming (ILP) is used to solve the unit commitment problem of thermal power units. Including climbing, start-stop constraints and so on. The objective is to minimize operating costs.)

《高等应用数学问题MATLAB求解》的PDF版及习题解答(《Higher Applied Mathematics MATLAB to solve the problem》of the PDF version and answer exercises)

facts with multi level inverter simulation with matlab simulink toolbox

harris corner harris corner

说明：  经典的SIFT算法，第一步，选择感兴趣的点；第二步，对感兴趣点进行筛选，确定关键点；第三步，为关键点分配方向；第四步，用多维向量的形式描述关键点(Classical SIFT algorithm, the first step, select the point of interest second step, points of interest were screened to identify key points the third step, the key point for the distribution of direction The fourth step is described with the key in the form of multi-dimensional vector point)

matlab源代码，是非负矩阵分解工具箱，包含乘法更新，最小二乘约束，投影梯度法等方法(Usage: [W,H] = nmf(X,K,alg,maxiter,speak) W: output matrix H: output matrix X: input matrix K: number of components alg: algorithm to use maxiter: maximum number of iterations speak: print to screen Algorithms: mm: Multiplicative updates method using euclidean distance measure. cjlin: Projected gradient method prob: Probabilistic non-negative matrix factorization. als: Alternating least squares. alsobs: Alternating least squares with optimal brain surgeon. Demonstrations: PET: NMF on a PET dataset Text: NMF used on a three different datasets Email, medical, and CNN. Algorithms mm: Multiplicative update method using euclidean distance measure. Described in Lee and Seung, 2001, Algorithms for Non-negative Matrix Factorization, Advances in Neural Information Processing Systems 13, 556-562. This algorithm is the most commonly used algorithm to solve NMF. cjlin: Alternative non-negative least squares using projected gradients. Author: Chih-Je)

ROC曲线仿真 不同信噪比下的检测性能曲线，横轴信噪比，纵轴检测概率，随信噪比增加，检测概率提高(ROC curve simulation- detect different SNR performance curve, the horizontal signal to noise ratio, and the vertical axis detection probability with signal to noise ratio increased to improve the detection probability)

说明：  PSO优化算法优化多变量没别的了，就这样了了了了了了(PSO optimization algorithm)