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PVLDB
2008
110views more  PVLDB 2008»
13 years 4 months ago
Fault-tolerant stream processing using a distributed, replicated file system
We present SGuard, a new fault-tolerance technique for distributed stream processing engines (SPEs) running in clusters of commodity servers. SGuard is less disruptive to normal s...
YongChul Kwon, Magdalena Balazinska, Albert G. Gre...
VLDB
2001
ACM
90views Database» more  VLDB 2001»
13 years 9 months ago
Update Propagation Strategies for Improving the Quality of Data on the Web
Dynamically generated web pages are ubiquitous today but their high demand for resources creates a huge scalability problem at the servers. Traditional web caching is not able to ...
Alexandros Labrinidis, Nick Roussopoulos
ICDE
2009
IEEE
140views Database» more  ICDE 2009»
14 years 7 months ago
Predicting Multiple Metrics for Queries: Better Decisions Enabled by Machine Learning
One of the most challenging aspects of managing a very large data warehouse is identifying how queries will behave before they start executing. Yet knowing their performance charac...
Archana Ganapathi, Harumi A. Kuno, Umeshwar Dayal,...
ATAL
2008
Springer
13 years 7 months ago
Controlling deliberation in a Markov decision process-based agent
Meta-level control manages the allocation of limited resources to deliberative actions. This paper discusses efforts in adding meta-level control capabilities to a Markov Decision...
George Alexander, Anita Raja, David J. Musliner
ISMB
2007
13 years 7 months ago
Computational prediction of host-pathogen protein-protein interactions
Our major effort in this reporting period comprised functional genomic studies of key genes for carbon metabolite and nodulation/nitrogen fixation in Sinorhizobium meliloti, compar...
Matthew D. Dyer, T. M. Murali, Bruno W. S. Sobral