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MATLAB finite element code

齐次弦振动方程的MATLAB解法 差分方程解法(Homogeneous vibrating string equation MATLAB Solution of Differential Equation Approach)

时间序列分析的MATLAB程序，使用AIC准则确定最优ARMA(P,Q)模型，输出预测数据。(MATLAB program time series analysis, the use of AIC criterion to determine the optimal ARMA (P, Q) model output forecast data.)

手写傅里叶反变换，通过矩阵变换实现的傅里叶逆变换，修改读入图像名就可以实现对应图像的傅里叶反变换，并与MATLAB内置函数进行比较(Inverse Fast Fourier Transform)

介绍了神经网络的基本知识，适合初学者学习(Introduce a basic knowledge of neural networks, suitable for beginners to learn)

说明：  使用matlab对通信系统中的高斯白噪声信道进行建模(Communication systems using matlab on Gaussian white noise channel model)

实现计算器的基本算法，有一个计算器界面，实现加减乘除等。(The realization of the basic algorithm of the calculator, a calculator interface, Math. )

采用kalman滤波算法对两自由度汽车的状态进行估计，对状态空间离散化处理后用kalman估计车辆状态。(The use of Kalman filter algorithm to estimate the state of vehicle.)

Asynchronous machine simulation over matlab using schematic blocs and parameters comparison

说明：  Arima模型选择差分项，并验证序列正确性(Arima model validates sequence correctness)