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一种具有预测能力的三维图像分割方法

Keywords: 图像分割主动轮廓三维图像预测计算机视觉

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Abstract:

在充分分析三维图像特点的基础上,提出了一种新的三维图像分割方案。该方案在改进的主动轮廓模型的基础上融入了预测算法。三维图像中物体的轮廓沿着空间轴或时间轴的位移和形变是连续的,该算法根据这一特性,利用前几幅图的分割结果来预测当前图像中物体轮廓的位置和形状,弥补了主动轮廓模型搜索范围小的缺点。对医学解剖图像的试验结果表明,这种方法能显著提高分割的准确性和速度。

References

[1]  Richard M Satava, Shaun B Jones. Current and future application of virtual reality for medicine. Proceedings of the IEEE.,1998,86(3): 484—489
[2]  Markus H Gross. Computer graphics in medicine: from visualization to surgery simulation. ACM Computer Graphics,1998,32(1): 53—56
[3]  TAO hai. Application of technique of computer aided 3D reconstruction in ophthalmology. Chinese Ophthalmology Research(陶海. 计算机辅助三维重建技术在眼科领域中的应用.眼科研究),1999,3: 238-240
[4]  Michael Kass, Andrew Witkin, Demetri Terzopoulos. Snakes: Active Contour Models. International Journal of Computer Vision,1987,1(4): 321—331
[5]  Mclnerney T. Terzopoulos D. Deformable models in medical image analysis: a Survey.Medical Image Analysis,1996,1(2): 91—108
[6]  Cohen L D. On Active contour models and balloons. CVGIP: Image Understanding,1991,53(2): 211—218
[7]  YANG Yang, ZHANG Tian-Wen. Tracking algorithm for active contours based on multiresolution. Chinese Journal of Computers (杨杨,张田文. 基于多分辨率方法的主动轮廓线跟踪方法.计算机学报),1998,21(3): 210-216
[8]  Xu C, Prince J L. Snake, shape, and gradient vector flow. IEEE Trans. Pattern Anal. Machine Intell.,1998,7(3): 359—369
[9]  Frederic Legmarie, Martin D Levine. Tracking deformable object in the plane using an active contour Model.IEEE Transactions on PAMI,1993,15(6): 617—634
[10]  Donna J Willeams, Mubarak Shah. A fast algorithm for active contours and curvature, estimation. CVGIP: Image Understanding,1992,55(1): 14—26
[11]  Lai K F, Roland T Chin. Regularization, formulation and initialization of the active contour models. Asian Conference on Computer Vision,1993: 542—545

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