西安交通大学电子与信息工程学院图像处理与识别研究所,陕西,西安,710049
纸质出版:2002
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俞恒永, 牟轩沁, 蔡元龙. 基于方向信息测度约束的自适应血管跟踪方法[J]. 电子学报, 2002,30(5):643-646.
YU Heng-yong, MOU Xuan-qin, CAI Yuan-long. Adaptive Vessel Tracking Algorithm Based on Constraint of Directional Information Measure[J]. Acta Electronica Sinica, 2002, 30(5): 643-646.
针对血管的叠加与分叉问题
本文提出了一种基于象素方向信息测度约束的自适应血管跟踪方法.在启发式血管追踪过程中
本文构造了一种边缘度量函数来检测血管边缘.同时
本文还引入了一些措施来提高血管追踪精度
如步长自适应调整、方向惯性机制、四边形修正方法等.试验结果表明
本文方法在血管发生叠加和分叉时
可以正确的对血管进行跟踪
达到令人满意的效果.
To solve the problem of vessel bifurcation and overlap
an adaptive tracking algorithm based on the constraint of directional information measure is proposed.In the heuristics tracking procedure
an edge measure function is defined to detect vessel edge.Simultaneously
some strategies are introduced to improve the detective precision
such as step adjustment
direction inertia and quadrangle modification.Experimental results show that the proposed algorithm can correctly track the vessel when bifurcate and overlap occurs.
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