The method is superior to Horn-Schunck method in optical flow estimation.
比较后可知，本文的方法能较好地对运动物体进行光流估计。
However, the error of the optical flow estimation derived from the error of temporal differential estimation is not taken into account in above methods.
通过位移预补偿方式减小了时域微分估计中的不准确性，极大地提高了光流计算精度。
The factors, which introduce the error of temporal differential estimation are, analyzed. The successive approximation calculation model for the optical flow estimation is put forward.
分析了光流计算中产生时域微分估计误差的各种因素，提出了光流的逐次逼近计算模型。
The experimental results show that this method has the advantages of robustness, global optimality and high convergent speed and it is feasible for optical flow estimation of nonrigid body.
实验结果表明：本方法具有鲁棒性好、全局搜索能力强、收敛速度快和可用于非刚性体运动估计等优点。
Compared with traditional optical flow and m estimation methods, the proposed algorithm only calculates in the DC domain and does not iterate, so it can segment almost in real time.
与传统光流法、M估计法比较，该算法只在压缩域上进行，不需迭代，具较强实时性。
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。
Based on the detail analysis of optical flow model, a robust multi-resolution estimation approach of optical flow is proposed, and some practical problems are also discussed on target detection.
该文在分析光流模型约束条件的基础上，提出了一种鲁棒的多分辨率光流估计方法，并对光流应用于目标检测的一些实际问题进行了探讨。
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。
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。
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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