nihe_youhua3

特别功能测试样例测试程序，为保障有效运行，请注意安装环境软件的版本正确与否(special function test program )

在命令窗口中输入Mandelbrot，可以绘制出Mandelbrot集合(In the command window, type the Mandelbrot, the Mandelbrot set can be drawn)

实现图像灰度及黑白度转换,主要在matlab 环境下使用，具有很好的实用意义。(Gray and black and white image conversion degrees, mainly in the matlab environment, with good practical significance.)

MATLAB的一本教材.很系统全面,可以作为学习提纲.(MATLAB in a textbook. A very systematic and comprehensive, can serve as a study outline.)

高斯消去法求逆阵和 改进的平方根法求逆阵(Gaussian elimination Square Root)

说明：  将ELCentro波的加速度时程转换成速度、位移时程(Converting the acceleration time history of ELCentro wave into velocity and displacement time history)

二维网格点的克里金插值，克里金插值是一种插值算法，广泛应用在工业中，用matlab编写(The program is designed to interpolate values on a regular two-dimensional grid using ordinary kriging. )

说明：  系统辨识中的各种辨识算法：如最小二乘法、递推最小二乘法、广义最小二乘、变遗忘因子递推算法等。(System Identification of identification algorithm : if the least-squares method, recursive least squares method, generalized least squares, changing the forgotten factor algorithm.)

Conjugate gradient method

SIMULATION OF MATLAB