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DICTA
2003
13 years 6 months ago
3-D Surface Segmentation of Free-Form Objects Using Implicit Algebraic Surfaces
This paper describes a new technique for free-form object segmentation from a single arbitrary-viewed range image. The aim is to derive a surface description of objects that may va...
Rachid Benlamri, Yousuf Al-Marzooqi
GRAPHICSINTERFACE
1996
13 years 6 months ago
Painting Gradients: Free-form Surface Design Using Shading Patterns
An interactive system for designing curved surfaces is proposed which is based on direct manipulation of a single-view shaded image of this surface. Apart from functions like carv...
Cornelius W. A. M. van Overveld
CGF
2002
110views more  CGF 2002»
13 years 4 months ago
Free-form sketching with variational implicit surfaces
With the advent of sketch-based methods for shape construction, there's a new degree of power available in the rapid creation of approximate shapes. Sketch [Zeleznik, 1996] s...
Olga A. Karpenko, John F. Hughes, Ramesh Raskar
CVPR
2011
IEEE
13 years 1 months ago
Recovering Shape from a Single Image of a Mirrored Surface from Curvature Constraints
This paper presents models and algorithms for estimating the shape of a mirrored surface from a single image of that surface, rendered under an unknown, natural illumination. Whil...
Marshall Tappen
SCALESPACE
2009
Springer
13 years 9 months ago
From a Single Point to a Surface Patch by Growing Minimal Paths
Abstract. We introduce a novel implicit approach for surface patch segmentation in 3D images starting from a single point. Since the boundary surface of an object is locally homeom...
Fethallah Benmansour, Laurent D. Cohen