changweifenchuzhi

三维曲线曲面比较演示系统程序设计 设计一个图形用户界面（GUI）演示常见的三维函数图形，至少包含“三维绘图” 、“选项” 、“退出”等菜单，三维绘图的包括：参数方程x=e-t/20cos(t), y= e-t/20sin(t),z=t其中t 为0到2π、参数方程x=t,y=t2,z=t3其中t为0到1之间（在同一图形界面中分别绘制它们的三维曲面和三维曲线图）。“选项”菜单主要包括：网格开关，图例开关，坐标边框开关，色度空间选择菜单，曲线颜色菜单。(Comparison of three-dimensional curves and surfaces demonstration system design to design a graphical user interface (GUI) presentation function common three-dimensional graphics, at least three-dimensional graphics, options , Exit menu, etc., three-dimensional graphics, including: parameters of equation x = et/20cos (t), y = et/20sin (t), z = t one of t from 0 to 2π, parametric equation x = t, y = t2, z = t3 which t is between 0-1 (in the same graphical interface, respectively, three-dimensional mapping of their surface and three-dimensional curves). Options menu includes: grid switches, legend switches, coordinate frame switch, color space selection menu, menu color curve.)

多载波离散多音调制（DMT）matlab仿真(Multi-carrier DMT (DMT) matlab simulation)

采用harry算法实现对凹点的搜索，基于matlab平台，通过更改参数可以实现凹点搜索的精度(Harry algorithm using concave point of the search, based on matlab platform, can be achieved by changing the parameters of precision concave point search)

蔡氏电路的matlab 实现程序。生成x-y-z相图，时间序列图等。(Chua' s circuit matlab program. Generate the xyz phase diagrams, time sequence diagram.)

用龙贝格法求定积分，此例的变量数为三，但整体思路是没错的。(With Romberg method for the definite integral, the number of variables in this case is three, but the overall idea is correct.)

自然激励下建筑结构的模态参数识别，首先通过自然激励技术（next）得到结构的自由响应，然后由自回归滑动平均（arma）方法识别模态参数。(natural incentive structures under the modal parameter identification, First through natural incentive Technology (next) to be free to respond to the structure, then autoregressive moving average (arma) identified modal parameters.)

pcm编译码实现，有关于pcm编码译码的介绍和m文件(pcm codec to achieve)

A MLP code with backpropagation training algorithm designed for classification problems.

本案例是采用的经典谱估计中的间接法估计的ARMA模型谱估计(This case was a classic spectral estimation using the indirect method to estimate the ARMA model spectral estimation)

简单的matlab图像处理程序 以RGB颜色模型进行图像检测并包括颜色检测后腐蚀膨胀等滤波处理(Simple matlab image processing procedures to RGB color model testing and including color image after testing corrosion expansion filtering processing, etc )