Optimal femoral head contour segmentation in CT images using dynamic programming Export

@article{Marti04, abstract = {We present a new contour segmentation method for femoral head detection in CT images. The principal idea underlying our approach is to represent the contour using active rays. Each ray has internal energy (continuity and smoothness constraints), as well as external energy (image-oriented edges and global a-priori knowledge). The causal nature of this representation allows a globally optimal, non-iterative solution to be found using dynamic programming. Moreover, even pathological bone structures can be automatically segmented. Several clinical situations on pelvis CT scan with hip degenerative change shows that this approach is more efficient than conventional methods. In this paper, we describe our method and discuss how it can be used to create graphical 3D models of the hip that are suitable for preoperative planning.}, address = {Amsterdam, The Netherlands, The Netherlands}, author = {Marti, Ga\&\#235;tan and Baur, Charles and Zambelli, Pierre-Yves}, citeulike-article-id = {1386828}, citeulike-linkout-0 = {http://portal.acm.org/citation.cfm?id=1035695}, issn = {0928-7329}, journal = {Technol. Health Care}, keywords = {active-ray, dynamic-programming, medical-imaging, segmentation}, month = {September}, number = {4}, pages = {315--322}, posted-at = {2007-06-13 09:49:21}, priority = {0}, publisher = {IOS Press}, title = {Optimal femoral head contour segmentation in CT images using dynamic programming}, url = {http://portal.acm.org/citation.cfm?id=1035695}, volume = {12}, year = {2004} }

TY - JOUR ID - Marti04 L3 - citeulike-article-id:1386828 N2 - We present a new contour segmentation method for femoral head detection in CT images. The principal idea underlying our approach is to represent the contour using active rays. Each ray has internal energy (continuity and smoothness constraints), as well as external energy (image-oriented edges and global a-priori knowledge). The causal nature of this representation allows a globally optimal, non-iterative solution to be found using dynamic programming. Moreover, even pathological bone structures can be automatically segmented. Several clinical situations on pelvis CT scan with hip degenerative change shows that this approach is more efficient than conventional methods. In this paper, we describe our method and discuss how it can be used to create graphical 3D models of the hip that are suitable for preoperative planning. IS - 4 JF - Technol. Health Care SN - 0928-7329 AD - Amsterdam, The Netherlands, The Netherlands EP - 322 TI - Optimal femoral head contour segmentation in CT images using dynamic programming PB - IOS Press VL - 12 SP - 315 KW - active-ray KW - dynamic-programming KW - medical-imaging KW - segmentation AU - Marti, Ga&\#235;tan AU - Baur, Charles AU - Zambelli, Pierre-Yves PY - 2004/09// UR - http://portal.acm.org/citation.cfm?id=1035695 ER -