Surface Reconstruction

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Active Contours without Edges

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Presentation transcript:

Surface Reconstruction Fang Li ECNU

Notation Geodesic active contour (GAC) model [1] Chan-Vese (CV) model [2] Rudin-Osher-Fatemi (ROF) model [3] Split Bregman (SB) algorithm [cam 08-29]

SB

Cam 09-06 ROF+SB--denoising ROF+GAC+SB--segmentation and surface reconstruction CV+SB--segmentation

ROF+SB

ROF+GAC

CV+SB

Cam 10-01

(2) (8) (5) (11) (16)

Cam 11-16 Construct better initial image f and edge dectector g TVL1G CVG

Cam 11-24 Frame regularization

Reference [1] V. Caselles, R. Kimmel, and G. Sapiro, Geodesic activecontours, Int. J. Comput. Vision, vol. 1, pp. 61-79, 1997. [2] T. F. Chan and L. A. Vese, Active contour without edges, IEEE Trans.Image Process., vol. 10, pp. 266-277, 2001. [3] L. Rudin, S. Osher, and E. Fatemi, Nonlinear total variation basednoise removal algorithms, Phys. D. 60(1992) 259-268.