50 search results - page 5 / 10 » Shape-Similarity Comparison of 3D Models Using Alpha Shapes |
FGR
2006
IEEE
14 years 1 months ago
2006
IEEE
Traditionally, human facial expressions have been studied using either 2D static images or 2D video sequences. The 2D-based analysis is incapable of handing large pose variations....
TMI
2002
13 years 7 months ago
2002
A model-based method for three-dimensional image segmentation was developed and its performance assessed in segmentation of volumetric cardiac magnetic resonance (MR) images and ec...
MICCAI
2008
Springer
14 years 8 months ago
2008
Springer
Brain aneurysm rupture has been reported to be directly related to the size of aneurysms. The current method used to determine aneurysm size is to manually measure the width of th...
FGR
2000
IEEE
14 years 1 days ago
2000
IEEE
This paper describes a novel system for 3D head tracking under partial occlusion from 2D monocular image sequences. In this system, The Extended Superquadric (ESQ) is used to gene...
CAIP
2003
Springer
14 years 26 days ago
2003
Springer
In this work, we further discuss an approach to 3D shape recovery by combining photometric stereo and shape from contours methods. Surfaces recovered by photometric stereo are ali...