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PGLDB
2003
166views Database» more  PGLDB 2003»
15 years 8 months ago
ROSA: A Data Model and Query Language for e-Learning Objects
Learning Content Management Systems (LCMS) supports e-learning applications with storage and efficient access for e-learning objects (LO)s. ROSA is a LCMS built as a semantic laye...
Fabio Porto, Ana Maria de Carvalho Moura, Adriana ...
VLC
2008
146views more  VLC 2008»
15 years 6 months ago
Interactive visual analysis of geographic data on mobile devices based on dynamic queries
The capabilities of current mobile devices, especially PDAs, are making it possible to design and develop mobile applications that employ visual techniques for using geographic da...
Stefano Burigat, Luca Chittaro
PODS
2003
ACM
157views Database» more  PODS 2003»
16 years 7 months ago
Algorithms for data migration with cloning
Our work is motivated by the problem of managing data on storage devices, typically a set of disks. Such high demand storage servers are used as web servers, or multimedia servers...
Samir Khuller, Yoo Ah Kim, Yung-Chun (Justin) Wan
GEOS
2007
Springer
16 years 1 months ago
Applying Spatial Reasoning to Topographical Data with a Grounded Geographical Ontology
Abstract. Grounding an ontology upon geographical data has been proposed as a method of handling the vagueness in the domain more effectively. In order to do this, we require meth...
David Mallenby, Brandon Bennett
171
Voted
AICT
2006
IEEE
16 years 28 days ago
Privacy and data protection in technology-enhanced professional learning
Privacy provision and data protection are basic requirements for professional learning, especially when personalized systems are used that adapt to sensitive learner personal data...
Tomaz Klobucar