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TWC
2010
14 years 7 months ago
Dynamic Spectrum Access Using a Network Coded Cognitive Control Channel
In this paper we propose a Dynamic Spectrum Access scheme which allows the users to opportunistically and efficiently access the channels available for communications. It addresses...
Nicola Baldo, Alfred Asterjadhi, Michele Zorzi
COMSUR
2011
221views Hardware» more  COMSUR 2011»
14 years 16 days ago
Computational Intelligence in Wireless Sensor Networks: A Survey
—Wireless sensor networks (WSNs) are networks of distributed autonomous devices that can sense or monitor physical or environmental conditions cooperatively. WSNs face many chall...
Raghavendra V. Kulkarni, A. Forster, Ganesh K. Ven...
CP
2011
Springer
14 years 16 days ago
Pseudo-Tree-Based Incomplete Algorithm for Distributed Constraint Optimization with Quality Bounds
A Distributed Constraint Optimization Problem (DCOP) is a fundamental problem that can formalize various applications related to multi-agent cooperation. Since it is NP-hard, consi...
Tenda Okimoto, Yongjoon Joe, Atsushi Iwasaki, Mako...
CVPR
1997
IEEE
16 years 2 months ago
Pictorial Recognition Using Affine-Invariant Spectral Signatures
This paper describes an efficient approach to pose invariant object recognition employing pictorial recognition of image patches. A complete affine invariance is achieved by a rep...
Jezekiel Ben-Arie, Zhiqian Wang
107
Voted
PODS
2005
ACM
104views Database» more  PODS 2005»
16 years 25 days ago
Views and queries: determinacy and rewriting
We investigate the question of whether a query can be answered using a set V of views. We first define the problem in information-theoretic terms: we say that V determines if V pr...
Luc Segoufin, Victor Vianu