470 search results - page 18 / 94 » Boundary based shape orientation |
ICMCS
2007
IEEE
14 years 3 months ago
2007
IEEE
In this paper, we propose a novel 2D/3D approach for 3D model matching and retrieving. Each model is represented by a set of depth lines which will be afterward transformed into s...
NIPS
1998
13 years 10 months ago
1998
A recent neural model of illusory contour formation is based on a distribution of natural shapes traced by particles moving with constant speed in directions given by Brownian mot...
MICCAI
2004
Springer
14 years 10 months ago
2004
Springer
Anatomical objects often have complex and varying image appearance at different portions of the boundary; and it is frequently a challenge even to select appropriate scales at whic...
CVPR
2010
IEEE
14 years 5 months ago
2010
IEEE
This paper presents a sparse representation of 2D planar shape through the composition of warping functions, termed formlets, localized in scale and space. Each formlet subjects t...
VISUALIZATION
2005
IEEE
14 years 2 months ago
2005
IEEE
The genus of a knot or link can be defined via Seifert surfaces. A Seifert surface of a knot or link is an oriented surface whose boundary coincides with that knot or link. Schem...