modalidentification

本人编写的各种matlab最优化程序代码，其中包含了yZvFLJ问题最优化，无约束一维极值问题，牛顿法基本牛顿法，全局牛顿法，割线法，抛物线法，DekjQSF法 Wolfe.Powell法，Powell法。 (I prepared a variety of optimization matlab code, which contains yZvFLJ problem optimization, Unconstrained one dimensional extremum problem, Newton s method basic Newton method, global Newton method, secant method, parabolic law, DekjQSF law Wolfe.Powell law , Powell method. )

33节点测试：计算联络线转供方案；负荷点损失风险计算；过电流风险计算(33 node test: contact wire transfer for computing program load point risk of loss calculation overcurrent calculated risk)

对正弦信号进行FFT变换 画频谱图，进行频谱分析，可以计算出信噪比(Sinusoidal signals of paintings transform FFT spectrum chart, spectrum analysis, signal to noise ratio can be calculated)

运用MATLAB语言，基于哈夫变换，对于任意给定的图片，可以自动找出其中最长的5条直线，并准确画出来(The use of MATLAB language, based on the Hough transform, for any given picture, you can automatically find out the longest five straight, and accurately drawn)

the file contains detection and estimation theroy codes

心电信号RR间期检测等 (ECG RR interval detection)

说明：  潮流计算三种方法代码大合集,牛顿拉夫逊，高斯法，pq法(matlab,Large set of codes for power flow calculation, Newton Raphson, Gauss method, pq method)

this program is designed for solving the two dimensional photonic structure

用节点导纳矩阵计算三相短路电流。输入数据-形成节点阻抗矩阵-选择故障点-计算短路电流-计算个节点电压-计算指定支路的电流(this procedure is used node admittance matrix calculation of three-phase short-circuit current input data-- forming node impedance matrix-- election Optional fault-calculation of short-circuit current-voltage computing nodes designated calculated slip road-- Electricity)

关于RFID的LANDMARC算法与加权计算平均功率的计算(About RFID' s LANDMARC algorithm and the calculation of weighted average power)