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ICNP
2002
IEEE
14 years 2 months ago
Distributed Collaborative Key Agreement Protocols for Dynamic Peer Groups
We consider several distributed collaborative key agreement protocols for dynamic peer groups. This problem has several important characteristics which make it different from trad...
Patrick P. C. Lee, John C. S. Lui, David K. Y. Yau
BILDMED
2007
13 years 11 months ago
Projection Technique for Vortex-Free Image Registration
One important application of image processing in medicine is to register tissue samples onto another. Registering these highly textured images with non-parametric methods sometimes...
Patrick Scheibe, Ulf-Dietrich Braumann, Jens-Peer ...
ACNS
2009
Springer
142views Cryptology» more  ACNS 2009»
14 years 4 months ago
Group Key Exchange Enabling On-Demand Derivation of Peer-to-Peer Keys
We enrich the classical notion of group key exchange (GKE) protocols by a new property that allows each pair of users to derive an independent peer-to-peer (p2p) key on-demand and ...
Mark Manulis
ICPR
2006
IEEE
14 years 11 months ago
3D Object Digitization: Topology Preserving Reconstruction
In this paper we derive a sampling theorem, which is the first one to guarantee topology preservation during digitization of 3D objects. This new theorem is applicable to several ...
Longin Jan Latecki, Peer Stelldinger
DAGM
2003
Springer
14 years 3 months ago
Shape Preservation during Digitization: Tight Bounds Based on the Morphing Distance
We define strong r-similarity and the morphing distance to bound geometric distortions between shapes of equal topology. We then derive a necessary and sufficient condition for a ...
Peer Stelldinger, Ullrich Köthe