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» On the Theory of Matchgate Computations
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SAC
2004
ACM
16 years 4 days ago
A robust deception-free coalition formation model
We study two properties of coalition formation algorithms, very important for their application in real-life scenarios: robustness and tolerance to some agent misbehaviors. The st...
María-Victoria Belmonte, Ricardo Conejo, Jo...
ECCV
2004
Springer
16 years 3 days ago
Multi-label Image Segmentation for Medical Applications Based on Graph-Theoretic Electrical Potentials
Abstract. A novel method is proposed for performing multi-label, semi-automated image segmentation. Given a small number of pixels with user-defined labels, one can analytically (...
Leo Grady, Gareth Funka-Lea
GG
2004
Springer
16 years 3 days ago
A Perspective on Graphs and Access Control Models
There would seem to be a natural connection between graphs and information security. This is particularly so in the arena of access control and authorization. Research on applying ...
Ravi S. Sandhu
COMPGEOM
2003
ACM
15 years 12 months ago
Restricted delaunay triangulations and normal cycle
We address the problem of curvature estimation from sampled smooth surfaces. Building upon the theory of normal cycles, we derive a definition of the curvature tensor for polyhed...
David Cohen-Steiner, Jean-Marie Morvan
IWAI
1999
Springer
15 years 11 months ago
Emotion and Facial Expression
This article describes the role and functions of facial expressions in human-human and human-computer interactions from a psychological point of view. We introduce our theoretical...
Thomas Wehrle, Susanne Kaiser