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» On the Convergence of Bound Optimization Algorithms
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IJCGA
2006
85views more  IJCGA 2006»
15 years 6 months ago
Some Lower Bounds on Geometric Separability Problems
We obtain lower bounds in the algebraic computation tree model for deciding the separability of two disjoint point sets. In particular, we show (n log n) time lower bounds for sep...
Esther M. Arkin, Ferran Hurtado, Joseph S. B. Mitc...
ICIAP
2007
ACM
16 years 6 months ago
Efficient and optimal block matching for motion estimation
This paper proposes a novel technique for performing fast block matching for motion estimation which is optimal, meaning it yields the same results as a full-search investigation....
Stefano Mattoccia, Federico Tombari, Luigi di Stef...
ASAP
2006
IEEE
106views Hardware» more  ASAP 2006»
16 years 14 days ago
Throughput Optimized SHA-1 Architecture Using Unfolding Transformation
In this paper, we analyze the theoretical delay bound of the SHA-1 algorithm and propose architectures to achieve high throughput hardware implementations which approach this boun...
Yong Ki Lee, Herwin Chan, Ingrid Verbauwhede
ATAL
2008
Springer
15 years 8 months ago
BnB-ADOPT: an asynchronous branch-and-bound DCOP algorithm
Distributed constraint optimization problems (DCOPs) are a popular way of formulating and solving agent-coordination problems. It is often desirable to solve DCOPs optimally with m...
William Yeoh, Ariel Felner, Sven Koenig
SODA
2012
ACM
200views Algorithms» more  SODA 2012»
13 years 8 months ago
The shifting sands algorithm
We resolve the problem of small-space approximate selection in random-order streams. Specifically, we present an algorithm that reads the n elements of a set in random order and ...
Andrew McGregor, Paul Valiant