In the thesis, the algorithm of background subtracting, frame difference algorithm, motion estimation based on optical flow field and object tracking based on active shape contour are investigated.

本文研究了背景相减算法、差分法、基于光流场的运动估计和基于主动形状模型的目标跟踪算法。

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A mobile robot must be capable of detecting and avoiding obstacles in order to move safely on variable environment. The paper proposes an obstacle region estimation method using optical flow field.

移动机器人在行进过程中必须能够检测和躲避障碍物，文章提出了一种使用光流场估计障碍物区域的算法。

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A new model based global motion estimation method is proposed by fitting optical flow field for aerial video imagery.

在多分辨率光流估算的基础上，提出了一种基于光流拟和的方法用于对航拍视频图像中的全局运动进行估算。

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