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» Classification of Fuzzy Data in Database Management System
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SIGMOD
2008
ACM
145views Database» more  SIGMOD 2008»
13 years 8 months ago
Provenance and scientific workflows: challenges and opportunities
Provenance in the context of workflows, both for the data they derive and for their specification, is an essential component to allow for result reproducibility, sharing, and know...
Susan B. Davidson, Juliana Freire
CIKM
2008
Springer
13 years 10 months ago
A new method for indexing genomes using on-disk suffix trees
We propose a new method to build persistent suffix trees for indexing the genomic data. Our algorithm DiGeST (Disk-Based Genomic Suffix Tree) improves significantly over previous ...
Marina Barsky, Ulrike Stege, Alex Thomo, Chris Upt...
ICDT
2010
ACM
259views Database» more  ICDT 2010»
14 years 5 months ago
Forward-XPath and extended register automata on data-trees
We consider a fragment of XPath named `forward-XPath', which contains all descendant and rightwards sibling axes as well as data equality and inequality tests. The satisfiabi...
Diego Figueira
ER
2001
Springer
60views Database» more  ER 2001»
14 years 20 days ago
Tripod: A Comprehensive Model for Spatial and Aspatial Historical Objects
Abstract Spatio-temporal extensions to data models have been an active area of research for a number of years. To date, much of this work has focused on the relational data model, ...
Tony Griffiths, Alvaro A. A. Fernandes, Norman W. ...
ICDE
2008
IEEE
395views Database» more  ICDE 2008»
15 years 8 months ago
PermJoin: An Efficient Algorithm for Producing Early Results in Multi-join Query Plans
This paper introduces an efficient algorithm for Producing Early Results in Multi-join query plans (PermJoin, for short). While most previous research focuses only on the case of ...
Justin J. Levandoski, Mohamed E. Khalefa, Mohamed ...