FFT

异步电机直接转矩控制的simulink仿真图，能很好的体现直接转矩控制的原理及调速效果(Induction Motor Direct Torque Control of simulink simulation map, can well reflect the principle of direct torque control and speed effects)

说明：  模拟干涉图像的程序，matlab编写，很实用，对正在学习的朋友有帮助。(Interference image of the process simulation, matlab written, very practical, and helpful friends are learning.)

Method upwind for equation of advection 1d in Matlab

一个OFDM符号128个有效符号，插入128个虚拟子载波 符号率（即有效数据率）fsymbol，而发送速率（需要包括虚拟子载波）2fsymbol 输入的数据需要2倍的发送数据率，以便进行内插，实现位定时跟踪，即4倍fsymbol采样率的调制信号 OFDM symbol Nfft=128 points 一个OFDM符号数据点 Nfft*2 = 256 ， Guard Interval点 ＝Ng*2=64 (128 of an OFDM symbol of a valid symbol 128 inserted virtual sub-carrier Symbol rate (the effective data rate) fsymbol sending rate (including virtual subcarriers) 2fsymbol Of the input data needs to be 2 times the transmission data rate, in order to carry out the interpolation, to achieve the bit timing tracking, i.e. four times the sampling rate modulation signal fsymbol OFDM symbol Nfft = 128 points One OFDM symbol data points nfft* 2 = 256, the Guard Interval dot = Ng* 2 = 64)

风力发电功率最大跟踪matlab/simulink仿真 (windpower MPPT)

多种基于DCT变换域水印方法实现论文。对于数字水印初学者是很好的基础文案。(A variety of DCT-based transform domain watermarking method papers. Digital Watermarking for beginners is a good basis for the Record.)

求一维抛物线方程的全隐/显式格式离散方法的解法。matlab(Seeking a full-dimensional parabolic equation implicit/explicit solution form discrete methods. matlab)

building benchmark analysis

计算模糊熵，可用于生理信号的变异性分析。本算法降低了个体差异，更易于检测生理状态引起的复杂度改变。(Calculating the fuzzy entropy can be used for variability analysis of physiological signals. The algorithm reduces the individual differences easier to detect changes in the physiological state of the complexity caused.)

说明：  该工具箱中包含了多种降维算法。其中有传统的PCA和Local PCA算法，也有典型的流形学习算法，如Isomap、LLE、HLLE、Laplacian Eigenmaps 和 Local Tangent Space 。(The toolbox contains a variety of dimensionality reduction algorithms. In which the traditional PCA and Local PCA algorithms, there are the typical manifold learning algorithms such as Isomap, LLE, HLLE, Laplacian Eigenmaps and Local Tangent Space.)