\newblock In {\em Proceedings of the thirtieth annual ACM symposium on Theory
of computing}, pages 106--113. ACM, 1998.
+\bibitem{bauer2009segmentation}
+Christian Bauer, Horst Bischof, and Reinhard Beichel.
+\newblock Segmentation of airways based on gradient vector flow.
+\newblock In {\em International workshop on pulmonary image analysis, Medical
+ image computing and computer assisted intervention}, pages 191--201, 2009.
+
\bibitem{bertaux2004speckle}
Nicolas Bertaux, Yann Frauel, Philippe R{\'e}fr{\'e}gier, and Bahram Javidi.
\newblock Speckle removal using a maximum-likelihood technique with isoline
\newblock {\em Pattern Analysis and Machine Intelligence, IEEE Transactions
on}, 26(9):1124--1137, 2004.
+\bibitem{bresenham1965algorithm}
+Jack~E Bresenham.
+\newblock Algorithm for computer control of a digital plotter.
+\newblock {\em IBM Systems journal}, 4(1):25--30, 1965.
+
\bibitem{1467423}
A.~Buades, B.~Coll, and J.~M Morel.
\newblock A non-local algorithm for image denoising.
\newblock Topographic maps and local contrast changes in natural images.
\newblock {\em Int. J. Comp. Vision}, 33:5--27, 1999.
+\bibitem{5459410}
+Bryan Catanzaro, Bor-Yiing Su, N.~Sundaram, Yunsup Lee, Mark Murphy, and
+ K.~Keutzer.
+\newblock Efficient, high-quality image contour detection.
+\newblock In {\em Computer Vision, 2009 IEEE 12th International Conference on},
+ pages 2381--2388, 2009.
+
\bibitem{cates2004gist}
Joshua~E Cates, Aaron~E Lefohn, and Ross~T Whitaker.
\newblock Gist: an interactive, gpu-based level set segmentation tool for 3d
Systems}, volume 6475 of {\em Lecture Notes in Computer Science}, pages
46--57. Springer Berlin Heidelberg, 2010.
+\bibitem{snakegvf06}
+Zhiyu He and Falko Kuester.
+\newblock Gpu-based active contour segmentation using gradient vector flow.
+\newblock In George Bebis, Richard Boyle, Bahram Parvin, Darko Koracin, Paolo
+ Remagnino, Ara Nefian, Gopi Meenakshisundaram, Valerio Pascucci, Jiri Zara,
+ Jose Molineros, Holger Theisel, and Tom Malzbender, editors, {\em Advances in
+ Visual Computing}, volume 4291 of {\em Lecture Notes in Computer Science},
+ pages 191--201. Springer Berlin Heidelberg, 2006.
+
\bibitem{healey1994radiometric}
Glenn~E Healey and Raghava Kondepudy.
\newblock Radiometric ccd camera calibration and noise estimation.
\newblock In {\em Pattern Recognition and Image Analysis}, pages 120--127.
Springer, 2009.
+\bibitem{li2011robust}
+Tao Li, Alexandre Krupa, and Christophe Collewet.
+\newblock A robust parametric active contour based on fourier descriptors.
+\newblock In {\em Image Processing (ICIP), 2011 18th IEEE International
+ Conference on}, pages 1037--1040. IEEE, 2011.
+
\bibitem{macqueen1967some}
James MacQueen et~al.
\newblock Some methods for classification and analysis of multivariate
\newblock An introduction to the digital still camera technology.
\newblock {\em ST Journal of System Research}, 2(2), 2001.
+\bibitem{martin2001database}
+David Martin, Charless Fowlkes, Doron Tal, and Jitendra Malik.
+\newblock A database of human segmented natural images and its application to
+ evaluating segmentation algorithms and measuring ecological statistics.
+\newblock In {\em Computer Vision, 2001. ICCV 2001. Proceedings. Eighth IEEE
+ International Conference on}, volume~2, pages 416--423. IEEE, 2001.
+
\bibitem{coil}
S.A. Nene, S.K. Nayar, and Murase H.
\newblock Columbia object image library (coil-100).
\newblock {\em Pattern Analysis and Machine Intelligence, IEEE Transactions
on}, 22(8):888--905, 2000.
+\bibitem{snakegvfopencl12}
+Erik Smistad, AnneC. Elster, and Frank Lindseth.
+\newblock Real-time gradient vector flow on gpus using opencl.
+\newblock {\em Journal of Real-Time Image Processing}, pages 1--8, 2012.
+
\bibitem{convolutionsoup}
J.~Stam.
\newblock Convolution soup.
\newblock {\em Workshop on High Performance Image Reconstruction (HPIR)}, pages
52--55, 2011.
+\bibitem{zheng2012fast}
+Zuoyong Zheng and Ruixia Zhang.
+\newblock A fast gvf snake algorithm on the gpu.
+\newblock {\em image}, 2:4, 2012.
+
\end{thebibliography}