Digital_signal_processing

一种新型的智能控制器，分为定值控制和伺服控制两种情况，被控对象为超大纯滞后对象，通过与PID控制的比较可以发现此新型智能控制器的优点(A new type of intelligent controller is divided into fixed value control and servo control both cases, the plant pure time delay for the large, by comparison with the PID control can find the advantages of this new type of intelligent controller)

计算Einstein场方程的mathematica程序包。输入变量和度规。自动计算里奇张量和曲率张量。( calculate Ricci Tensor and the Curvature Scalar)

对图像进行IHS变换的matlab代码，也包括几种常用的彩色图像融合算法(IHS Transform the image matlab code, including several popular color image fusion algorithm)

利用matlab环境设计了DEA方法中CCR模型(Environmental design using matlab CCR DEA model )

用matlab进行图像处理的相关函数，可进行图像的处理，不用自己写函数了(Image processing using matlab function, image processing, do not write your own functions)

matlab simulink的九阶均衡器的MDL文件(9tap_equalizer.mdl)

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)

This is a MATLAB coding for license plate recognition system.

说明：  最小二乘法拟合曲线（用到矩阵求逆、矩阵乘法、矩阵转置）(Least square fitting curve (use matrix inversion, matrix multiplication, matrix transpose))

列举了保存数据的四种方法，可根据需要选择不同的数据存储方式(save number in different way)