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» New Approximation Results for Resource Replication Problems
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SIGIR
2004
ACM
15 years 4 months ago
Federated Search of Text-Based Digital Libraries in Hierarchical Peer-to-Peer Networks
Abstract. Peer-to-peer architectures are a potentially powerful model for developing large-scale networks of text-based digital libraries, but peer-to-peer networks have so far pro...
Jie Lu, Jamie Callan
SIGOPSE
1998
ACM
15 years 3 months ago
Distributed virtual machines: a system architecture for network computing
Modern virtual machines, such as Java and Inferno, are emerging as network computing s. While these virtual machines provide higher-level abstractions and more sophisticated servi...
Emin Gün Sirer, Robert Grimm, Brian N. Bersha...
IEEEPACT
2009
IEEE
15 years 5 months ago
DDCache: Decoupled and Delegable Cache Data and Metadata
Abstract—In order to harness the full compute power of manycore processors, future designs must focus on effective utilization of on-chip cache and bandwidth resources. In this p...
Hemayet Hossain, Sandhya Dwarkadas, Michael C. Hua...
TIP
1998
128views more  TIP 1998»
14 years 11 months ago
Nonlinear wavelet image processing: variational problems, compression, and noise removal through wavelet shrinkage
This paper examines the relationship between wavelet-based image processing algorithms and variational problems. Algorithms are derived as exact or approximate minimizers of varia...
Antonin Chambolle, Ronald A. DeVore, Nam-Yong Lee,...
ICRA
2008
IEEE
167views Robotics» more  ICRA 2008»
15 years 5 months ago
An approximate algorithm for solving oracular POMDPs
Abstract— We propose a new approximate algorithm, LAJIV (Lookahead J-MDP Information Value), to solve Oracular Partially Observable Markov Decision Problems (OPOMDPs), a special ...
Nicholas Armstrong-Crews, Manuela M. Veloso