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» A Boundary-Fragment-Model for Object Detection
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ICPR
2006
IEEE
16 years 7 months ago
A Charged Geometric Model for Active Contours
This paper presents a new deformable model based on charged particle dynamics and geometric contour propagation. It detects object boundaries with a charged active contour that pr...
Ronghua Yang, Majid Mirmehdi
MICCAI
2003
Springer
16 years 7 months ago
Hierarchical Segmentation of Thin Structures in Volumetric Medical Images
We introduce a new method for segmentation of 3D medical data based on geometric variational principles. A minimal variance criterion is coupled with a geometric edge alignment mea...
Michal Holtzman-Gazit, Dorith Goldsher, Ron Kimmel
ISVC
2009
Springer
16 years 25 days ago
Deformable 2D Shape Matching Based on Shape Contexts and Dynamic Programming
This paper presents a method for matching closed, 2D shapes (2D object silhouettes) that are represented as an ordered collection of shape contexts [1]. Matching is performed using...
Iasonas Oikonomidis, Antonis A. Argyros
SG
2009
Springer
16 years 24 days ago
GPSel: A Gestural Perceptual-Based Path Selection Technique
This paper introduces a gestural perceptual-based approach to select objects, i.e., nodes and/or edges along paths. Based on known results from perception research, we propose a mo...
Hoda Dehmeshki, Wolfgang Stürzlinger
EUROPKI
2007
Springer
16 years 13 days ago
Authorization Architectures for Privacy-Respecting Surveillance
Even more than in our physical world, in our digital world we need systems that meet the security objective of service providers and users in equal measure. This paper investigates...
Ulrich Flegel, Michael Meier