timefrequency-analysis-

使用MATLAB求解差分方程，进行方程参数拟合等等，可用以求解各类方程(Use MATLAB to solve differential equations, the equation parameter fitting, etc., can be used to solve various equations)

使用matlab语言，用7种方法绘制立方体，有详细说明和配图。对于了解matlab三维绘图的基本语句有借鉴作用。初学者非常适合。(Using matlab language, with 7 kinds of methods of drawing a cube, with a detailed description and distribution map. Matlab for the understanding of the basic sentence of three-dimensional graphics are used for reference. Very suitable for beginners.)

squeezer is clustering algorithm

电力系统中进行最优潮流计算时所用的内点法计算最优潮流，此为MATLAB仿真软件所用。(Power system optimal power flow calculation interior point method used to calculate the optimal power flow, this is the MATLAB simulation software.)

说明：  MATLAB 编程 （第二版） MATLAB Programming for Engineers （Second Edition） Stephen J. Chapman 著 邢树军 郑碧波 译(MATLAB Programming for Engineers (Second Edition) Stephen J. Chapman was translated Xingshu Jun Zheng Bibo)

滑模控制系统的设计建立 多输入多输出非线性系统的线性化程序(Sliding mode control systems design and a multi-input multi-output linearization of nonlinear systems program)

wind + PMSG model in simulink

用积分最小值准则来求P,PI,PID的个参数，其中Gc是校正器的传递函数,kp为比例系数， Ti为积分时间常数，Td为微分时间常数，输入参量vars为带迟滞--惯性环节模型的[K T τ]，已知参数k=vars（1）；T=vars（2）；ι=vars（3）,iC=vars(4) (Minimum criteria of integral seeking P, PI, PID' s parameters, which Gc is the corrector transfer function, kp is proportional coefficient, Ti for the integral time constant, Td for the differential time constant, input parameters vars as with hysteresis- inertia model of [KT τ], known parameters k = vars (1) T = vars (2) ι = vars (3), iC = vars (4) )

根据国际原油价格变化规律，采用RBF神经网络拟合曲线，并预测原油价格，效果不错(use RBF neural network to predict the crude oil price)

Ns-2 learning basics