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» The Expressive Rate of Constraints
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ALT
2001
Springer
15 years 11 months ago
Learning Coherent Concepts
We develop a theory for learning scenarios where multiple learners co-exist but there are mutual compatibility constraints on their outcomes. This is natural in cognitive learning...
Ashutosh Garg, Dan Roth
DBPL
1999
Springer
122views Database» more  DBPL 1999»
15 years 11 months ago
A Representation Independent Language for Planar Spatial Databases with Euclidean Distance
Linear constraint databases and query languages are appropriate for spatial database applications. Not only the data model is natural to represent a large portion of spatial data s...
Gabriel M. Kuper, Jianwen Su
PODS
2010
ACM
197views Database» more  PODS 2010»
15 years 6 months ago
When data dependencies over SQL tables meet the logics of paradox and S-3
We study functional and multivalued dependencies over SQL tables with NOT NULL constraints. Under a no-information interpretation of null values we develop tools for reasoning. We...
Sven Hartmann, Sebastian Link
ICASSP
2010
IEEE
15 years 6 months ago
On the outage and diversity-multiplexing tradeoff of broadcast channels with 1-bit feedback
In this paper, a single antenna downlink channel with K users is analyzed in the presence of Rayleigh flat fading. A limited channel state information (CSI) feedback scheme is co...
Bo Niu, Alexander M. Haimovich
KBS
2007
103views more  KBS 2007»
15 years 6 months ago
A reusable commitment management service using Semantic Web technology
Commitment management is a key issue in service-provisioning in the context of virtual organisations (VOs). A service-provider — which may be a single agent acting within an orga...
Alun D. Preece, Stuart Chalmers, Craig McKenzie