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» From Language to Time: A Temporal Expression Anchorer
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MDM
2007
Springer
126views Communications» more  MDM 2007»
15 years 6 months ago
Semantics of Spatially-Aware Windows Over Streaming Moving Objects
Several window constructs are usually specified in continuous queries over data streams as a means of limiting the amount of data processed each time and thus providing real-time...
Kostas Patroumpas, Timos K. Sellis
FSTTCS
2010
Springer
14 years 9 months ago
The Complexity of Model Checking (Collapsible) Higher-Order Pushdown Systems
We study (collapsible) higher-order pushdown systems -- theoretically robust and well-studied models of higher-order programs -- along with their natural subclass called (collapsi...
Matthew Hague, Anthony Widjaja To
AND
2009
14 years 9 months ago
Kernel-based relation extraction from investigative data
In a specific process of business intelligence, i.e. investigation on organized crime, empirical language processing technologies can play a crucial role. In the data used on inve...
Cristina Giannone, Roberto Basili, Chiara Del Vesc...
EUROMICRO
2006
IEEE
15 years 3 months ago
A UML Profile and a Methodology for Real-Time Systems Design
Modern real-time systems are increasingly complex and pervasive. Model Driven Engineering (MDE) is the emerging approach for the design of complex systems, strongly the usage of a...
Cesare Bartolini, Antonia Bertolino, Guglielmo De ...
EDBT
2009
ACM
170views Database» more  EDBT 2009»
15 years 3 months ago
Efficient constraint evaluation in categorical sequential pattern mining for trajectory databases
The classic Generalized Sequential Patterns (GSP) algorithm returns all frequent sequences present in a database. However, usually a few ones are interesting from a user's po...
Leticia I. Gómez, Alejandro A. Vaisman