HHT-solutions

说明：  随机共振的弱信号检测，运用朗格万方程进行MATLAB的仿真(stochasitc resouance using for detecting the weaken signals,based on longawan function)

分析和仿真：双开关管单端正激、单端反激、推挽和全桥四种隔离型直直电路和三输出的单端反激型直-直变换器(Analysis and simulation: a single-ended forward double switch, single-ended single-ended flyback, push-pull and full-bridge circuit of four straight and three isolated output flyback DC- DC Converters)

该程序是灰度图像的坐标变换，用于二维图像平移，放大。(The program is a grayscale image of the coordinate transformation for two-dimensional image translation, zoom.)

matlab程序语言，三自由度模型对象，主动控制，lqr算法，求解位移与速度(the matlab programming languages, three degrees of freedom model objects, active control, lqr algorithm solving the displacement and velocity)

数据归一化源码，可用于数据处理将数据归一化到0-1之间(The data normalization codes can be used for data processing the data normalized to between 0-1)

this coding use for students who use matlab steganography. the code will be highly used in recent times.

GPS/INS位置组合输出校正Matlab仿真 s_GPS_INS_position_ demo.m 组合主文件 kalman_GPS_INS_position_ NFb.m 卡尔曼滤波程序 ode500.mat 飞机飞行轨迹与INS输出数据 将三个文件放到同一个文件夹中，运行主文件即可。 (GPS/INS Position Combination Output Correction Matlab Simulation S_GPS_INS_position_ demo.m Combines the master file Kalman_GPS_INS_position_ NFb.m Kalman filter procedures Ode500.mat aircraft flight path and INS output data Will be three files into the same folder, run the main file can be.)

说明：  using comsol livelink with matlab 计算一维声子晶体中的特征值特征向量(using comsol livelink with matlab calculating the eigenvalues and eigenvectors in 1d phononic strip)

说明：  这是对应matlab教程，所对应的matlab的源代码，详细介绍了matlab的大部分功能(This is the corresponding matlab tutorials matlab corresponding source code, detailed information on most of the functions matlab)

绘制椭圆，输入为椭圆中心坐标，方向，角度(drawing ellipse)