Sciweavers

1674 search results - page 63 / 335
» On the Optimality of the ARQ-DDF Protocol
Sort
View
INFOCOM
2008
IEEE
14 years 3 months ago
Swarming on Optimized Graphs for n-Way Broadcast
—In an n-way broadcast application each one of n overlay nodes wants to push its own distinct large data file to all other n-1 destinations as well as download their respective ...
Georgios Smaragdakis, Azer Bestavros, Nikolaos Lao...
PODS
2010
ACM
232views Database» more  PODS 2010»
14 years 1 months ago
Optimal sampling from distributed streams
A fundamental problem in data management is to draw a sample of a large data set, for approximate query answering, selectivity estimation, and query planning. With large, streamin...
Graham Cormode, S. Muthukrishnan, Ke Yi, Qin Zhang
DASFAA
2009
IEEE
253views Database» more  DASFAA 2009»
14 years 7 days ago
Implementing and Optimizing Fine-Granular Lock Management for XML Document Trees
Abstract. Fine-grained lock protocols with lock modes and lock granules adjusted to the various XML processing models, allow for highly concurrent transaction processing on XML tre...
Sebastian Bächle, Theo Härder, Michael P...
CORR
2008
Springer
115views Education» more  CORR 2008»
13 years 9 months ago
Multi-hop Cooperative Wireless Networks: Diversity Multiplexing Tradeoff and Optimal Code Design
In this paper, we consider single-source, single-sink (ss-ss) multi-hop relay networks, with slow-fading Rayleigh links and single-antenna relay nodes operating under the half-dupl...
K. Sreeram, S. Birenjith, P. Vijay Kumar
INFOCOM
2005
IEEE
14 years 2 months ago
Improved single-round protocols for remote file synchronization
— Given two versions of a file, a current version located on one machine and an outdated version known only to another machine, the remote file synchronization problem is how t...
Utku Irmak, Svilen Mihaylov, Torsten Suel