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ICDT
2010
ACM
180views Database» more  ICDT 2010»
16 years 4 months ago
Foundations of SPARQL Query Optimization
We study fundamental aspects related to the efficient processing of the SPARQL query language for RDF, proposed by the W3C to encode machine-readable information in the Semantic W...
Michael Schmidt, Michael Meier, Georg Lausen
ER
2007
Springer
128views Database» more  ER 2007»
16 years 25 days ago
Dynamic Modeling of Trajectory Patterns using Data Mining and Reverse Engineering
The constant increase of moving object data imposes the need for modeling, processing, and mining trajectories, in order to find and understand the patterns behind these data. Ex...
Luis Otávio Alvares, Vania Bogorny, Jos&eac...
LREC
2010
135views Education» more  LREC 2010»
15 years 8 months ago
A Tool for Linking Stems and Conceptual Fragments to Enhance word Access
Electronic dictionaries offer many possibilities unavailable in paper dictionaries to view, display or access information. However, even these resources fall short when it comes t...
Nuria Gala, Véronique Rey, Michael Zock
SAMT
2007
Springer
109views Multimedia» more  SAMT 2007»
16 years 24 days ago
Challenges in Supporting Faceted Semantic Browsing of Multimedia Collections
This paper describes our experience developing a semantically-rich exploratory interface that integrates a suite of Newsfilm media sources and associated information. Indeed, the a...
Daniel A. Smith, Alisdair Owens, m. c. schraefel, ...
GEOINFO
2004
15 years 8 months ago
Ontology-driven Resolution of Semantic Heterogeneities in GDB Conceptual Schemas
: As the geographic information system (GIS) community grows, more and more people needs to share geographic information. As modern GIS data is stored in geographic databases their...
Guillermo Nudelman Hess, Cirano Iochpe