文章摘要信息 关键词 ： 柔式内窥镜图像 光流算法 图像灰度值算法 [gap=1024]Keywords : flexible endoscope image;the optical flow algorithm;the image intensity algorithm
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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。
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。
I described a point correspondence algorithm in the text, the algorithm combined two methods, optical flow and color density distribution, it also took advantages of them.
本文论述了一种像素点匹配算法，它融合了光流法和基于颜色密度分布的方法，结合了两者的长处。
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