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。
A new ellipse-tracking algorithm based on the active contour and the optical flow technique was proposed.
给出一种新的基于活动轮廓与光流约束的椭圆跟踪算法。
L-K optical flow algorithm is not very suitable in facial feature point tracking.
原始l -K光流算法用于面部特征点跟踪时，易出现跟踪不稳定的情况。
A robotic visual servo control based on active contour is presented, which combines the active contour with the image optical flow for tracking image contours related to the object of interest.
将活动轮廓和光流模型相结合用于运动物体图像的实时跟踪，以抽取物体图像的边缘信息，并以此信息控制摄像机的运动，达到机器人定位、跟踪等目的。
One of their common methods is based on the detection and tracking of optical flow field, but their calculation results and efficiency are unsatisfied.
基于光流场的检测与跟踪是其常用的方法之一，但其计算结果和效率是不能令人满意的。
In this paper, a moving target tracking method based on feature optical flow is proposed. It well overcomes the main disadvantages of the available feature optical flow based methods.
本文提出一种基于特征光流的运动目标跟踪方法，较好地克服了以往基于特征光流的方法中存在的主要不足之处。
Optical flow was computed based on the block relative algorithm, which is used for hand tracking.
基于块的相关算法来计算光流，并利用光流跟踪双手的运动。
The method of generating the image sequence and ground truth based on ray - tracking in the optical flow;
采用基于特征的光流法，由单面冠状动脉造影图像序列估计二维血管的运动。
The method of generating the image sequence and ground truth based on ray - tracking in the optical flow;
采用基于特征的光流法，由单面冠状动脉造影图像序列估计二维血管的运动。
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