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SIGMOD
2005
ACM
143views Database» more  SIGMOD 2005»
15 years 9 months ago
Holistic Aggregates in a Networked World: Distributed Tracking of Approximate Quantiles
While traditional database systems optimize for performance on one-shot queries, emerging large-scale monitoring applications require continuous tracking of complex aggregates and...
Graham Cormode, Minos N. Garofalakis, S. Muthukris...
SIAMSC
2008
148views more  SIAMSC 2008»
14 years 9 months ago
Multilevel Adaptive Aggregation for Markov Chains, with Application to Web Ranking
A multilevel adaptive aggregation method for calculating the stationary probability vector of an irreducible stochastic matrix is described. The method is a special case of the ada...
Hans De Sterck, Thomas A. Manteuffel, Stephen F. M...
IPSN
2010
Springer
14 years 11 months ago
Adaptive IEEE 802.15.4 protocol for energy efficient, reliable and timely communications
The IEEE 802.15.4 standard for wireless sensor networks can support energy efficient, reliable, and timely packet transmission by tuning the medium access control parameters macMi...
Pan Gun Park, Carlo Fischione, Karl Henrik Johanss...
TCOM
2008
110views more  TCOM 2008»
14 years 9 months ago
Cross-layer Adaptive Transmission: Optimal Strategies in Fading Channels
We consider cross-layer adaptive transmission for a single-user system with stochastic data traffic and a timevarying wireless channel. The objective is to vary the transmit power ...
Anh Tuan Hoang, Mehul Motani
CCGRID
2008
IEEE
14 years 11 months ago
Using Probabilistic Characterization to Reduce Runtime Faults in HPC Systems
Abstract--The current trend in high performance computing is to aggregate ever larger numbers of processing and interconnection elements in order to achieve desired levels of compu...
Jim M. Brandt, Bert J. Debusschere, Ann C. Gentile...