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TOIS
2010
128views more  TOIS 2010»
15 years 3 months ago
Learning author-topic models from text corpora
We propose a new unsupervised learning technique for extracting information about authors and topics from large text collections. We model documents as if they were generated by a...
Michal Rosen-Zvi, Chaitanya Chemudugunta, Thomas L...
CCS
2005
ACM
15 years 10 months ago
A framework for concrete reputation-systems with applications to history-based access control
In a reputation-based trust-management system, agents maintain information about the past behaviour of other agents. This information is used to guide future trust-based decisions...
Karl Krukow, Mogens Nielsen, Vladimiro Sassone
VIS
2008
IEEE
176views Visualization» more  VIS 2008»
16 years 6 months ago
Particle-based Sampling and Meshing of Surfaces in Multimaterial Volumes
Abstract-- Methods that faithfully and robustly capture the geometry of complex material interfaces in labeled volume data are important for generating realistic and accurate visua...
Miriah Meyer, Ross Whitaker, Robert M. Kirby, C...
TRIDENTCOM
2006
IEEE
15 years 10 months ago
Light-trail testbed for metro optical networks
— Telecommunication networks have rapidly added staggering amounts of capacity to their long haul networks at low costs per bit using DWDM technologies. Concurrently, there has b...
Nathan A. VanderHorn, Srivatsan Balasubramanian, M...
CDC
2009
IEEE
15 years 9 months ago
Two-dimensional almost-Riemannian structures with tangency points
Two-dimensional almost-Riemannian structures are generalized Riemannian structures on surfaces for which a local orthonormal frame is given by a Lie bracket generating pair of vec...
Andrei A. Agrachev, Ugo V. Boscain, Gregoire Charl...