4229 search results - page 627 / 846 » On the Optimality of Spiral Search |
188
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ICASSP
2010
IEEE
15 years 6 months ago
2010
IEEE
We propose an ℓ1 criterion for dictionary learning for sparse signal representation. Instead of directly searching for the dictionary vectors, our dictionary learning approach i...
206
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GLOBECOM
2007
IEEE
15 years 6 months ago
2007
IEEE
Abstract— Many techniques for constructing unitary spacetime constellations have been proposed. To minimize bit-error rate (BER) in a wireless communication system, constellation...
192
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HPDC
2008
IEEE
15 years 6 months ago
2008
IEEE
This paper describes the study conducted to design and evaluate a two-level on-line scheduler to dynamically schedule a stream of sequential and multi-threaded batch jobs on large...
155
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AUTOMATICA
2008
15 years 6 months ago
2008
This paper presents a guaranteed method for the parameter estimation of nonlinear models in a bounded-error context. This method is based on functions which consists of the differ...
154
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COR
2008
15 years 6 months ago
2008
In this paper a two-level hierarchical model for the location of concentrators and routers in computers networks is presented. Given a set of candidate locations and the capacitie...