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SIGMOD
2010
ACM
214views Database» more  SIGMOD 2010»
15 years 2 months ago
ParaTimer: a progress indicator for MapReduce DAGs
Time-oriented progress estimation for parallel queries is a challenging problem that has received only limited attention. In this paper, we present ParaTimer, a new type of timere...
Kristi Morton, Magdalena Balazinska, Dan Grossman
CCS
2009
ACM
15 years 2 months ago
TruWallet: trustworthy and migratable wallet-based web authentication
Identity theft has fostered to a major security problem on the Internet, in particular stealing passwords for web applications through phishing and malware. We present TruWallet, ...
Sebastian Gajek, Hans Löhr, Ahmad-Reza Sadegh...
SIGMOD
1998
ACM
96views Database» more  SIGMOD 1998»
15 years 2 months ago
Wavelet-Based Histograms for Selectivity Estimation
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
Yossi Matias, Jeffrey Scott Vitter, Min Wang
ATAL
2010
Springer
14 years 11 months ago
An architecture for modular distributed simulation with agent-based models
Agent-based simulations are an increasingly popular means of exploring and understanding complex social systems. In order to be useful, these simulations must capture a range of a...
David Scerri, Alexis Drogoul, Sarah L. Hickmott, L...
BMCBI
2005
92views more  BMCBI 2005»
14 years 9 months ago
FIGENIX: Intelligent automation of genomic annotation: expertise integration in a new software platform
Background: Two of the main objectives of the genomic and post-genomic era are to structurally and functionally annotate genomes which consists of detecting genes' position a...
Philippe Gouret, Vérane Vitiello, Nathalie ...