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» Using self-dissimilarity to quantify complexity
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ICDT
2009
ACM
125views Database» more  ICDT 2009»
16 years 11 days ago
How big must complete XML query languages be?
Marx and de Rijke have shown that the navigational core of the w3c XML query language XPath is not first-order complete ? that is it cannot express every query definable in firsto...
Clemens Ley, Michael Benedikt
108
Voted
JACM
2010
120views more  JACM 2010»
14 years 6 months ago
The structure of inverses in schema mappings
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
Ronald Fagin, Alan Nash
CGO
2007
IEEE
15 years 6 months ago
Microarchitecture Sensitive Empirical Models for Compiler Optimizations
This paper proposes the use of empirical modeling techniques for building microarchitecture sensitive models for compiler optimizations. The models we build relate program perform...
Kapil Vaswani, Matthew J. Thazhuthaveetil, Y. N. S...
JPDC
2007
167views more  JPDC 2007»
14 years 11 months ago
On the design of high-performance algorithms for aligning multiple protein sequences on mesh-based multiprocessor architectures
In this paper, we address the problem of multiple sequence alignment (MSA) for handling very large number of proteins sequences on mesh-based multiprocessor architectures. As the ...
Diana H. P. Low, Bharadwaj Veeravalli, David A. Ba...
ICDT
2009
ACM
143views Database» more  ICDT 2009»
16 years 11 days ago
Automatic construction of simple artifact-based business processes
Almost all medium- and large-scale businesses rely on electronic workflow systems to manage their business processes. A key challenge is to enable the easy re-use and modification...
Christian Fritz, Richard Hull, Jianwen Su