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CVPR
2004
IEEE
16 years 6 months ago
Perspective Shape-from-Shading by Fast Marching
Shape-from-Shading (SfS) is a fundamental problem in Computer Vision. At its basis lies the image irradiance equation. Recently, the authors proposed to base the image irradiance ...
Ariel Tankus, Nir A. Sochen, Yehezkel Yeshurun
ICIP
2003
IEEE
16 years 6 months ago
Robust object boundary determination using a locally adaptive level set algorithm
This paper introduces a level set methodology for the precise boundary localization of image objects within an indicated region, designed to be particularly robust against weak or...
Eftychios Sifakis, George Tziritas
ICIP
2006
IEEE
16 years 6 months ago
Improved Chin Fitting Algorithm Based on An Adaptive Snake
Fitting of the chin is an essential part of facial model fitting systems. Many previous approaches to chin fitting have used active contour models or snakes. However, achieving su...
Paul Kuo, John Hannah
TITB
2002
172views more  TITB 2002»
15 years 4 months ago
Shape recovery algorithms using level sets in 2-D/3-D medical imagery: a state-of-the-art review
The class of geometric deformable models, also known as level sets, has brought tremendous impact to medical imagery due to its capability of topology preservation and fast shape r...
Jasjit S. Suri, Kecheng Liu, Sameer Singh, Swamy L...
VIS
2007
IEEE
188views Visualization» more  VIS 2007»
16 years 6 months ago
Fast Filament Tracking Using Graphics Hardware
Recent developments in biomedical imaging are producing massive data sets containing structures, such as fine filaments, that are difficult to visualize. In this paper, we describ...
David M. Mayerich, Zeki Melek, John Keyser