利用matlab进行几何畸变。给定一幅图像，固定其坐标，然后，进行畸变。-using Matlab for geometric distortion. To set an image, fixed his coordinates, and then for distortion.

单自由度振动系统－－基于MATLAB建模仿真。根据单自由度振动系统数学模型,设计了单自由度振动系统的数学仿真实验,实验结果给出了振动方程的数值解,并用几何方式定量描述了振动过程和频幅特性.-single-freedom vibration systems -- based on MATLAB simulation modeling. Under the single-freedom vibration systems mathematical model, the design of sing

图像的几何操作：图像旋转，图像剪切，包括旋转角度。-Geometric image operations: image rotation, image shearing, including rotation.

图像不变矩是基于图像的几何结构特征，可以用于图像匹配方面，有很好的效果-Image moment invariants is based on the geometric structure of the image can be used for image matching, there were good results