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» Partial Orders, Event Structures and Linear Strategies
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JSYML
2007
66views more  JSYML 2007»
13 years 8 months ago
Spectra of structures and relations
We consider embeddings of structures which preserve spectra: if g : M → S with S computable, then M should have the same Turing degree spectrum (as a structure) that g(M) has (a...
Valentina S. Harizanov, Russel G. Miller
FGCS
2000
81views more  FGCS 2000»
13 years 8 months ago
Managing the operator ordering problem in parallel databases
This paper focuses on parallel query optimization. We consider the operator problem and introduce a new class of execution strategies called Linear-Oriented Bushy Trees (LBTs). Co...
Harald Kosch
CONCUR
1992
Springer
14 years 24 days ago
The Duality of TIme and Information
The states of a computing system bear information and change time, while its events bear time and change information. We develop a primitive algebraic model of this duality of tim...
Vaughan R. Pratt
ICASSP
2010
IEEE
13 years 3 months ago
Physical layer algorithm and hardware verification of MIMO relays using cooperative partial detection
Cooperative communication with multi-antenna relays can significantly increase the reliability and speed. However, cooperative MIMO detection would impose considerable complexity o...
Kiarash Amiri, Michael Wu, Melissa Duarte, Joseph ...
GECCO
2008
Springer
170views Optimization» more  GECCO 2008»
13 years 9 months ago
Evolving prediction weights using evolution strategy
The evolution strategy is one of the strongest evolutionary algorithms for optimizing real-value vectors. In this paper, we study how to use it for the evolution of prediction wei...
Trung Hau Tran, Cédric Sanza, Yves Duthen