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ECTEL
2007
Springer
14 years 1 months ago
LOCO-Analyst: A Tool for Raising Teachers' Awareness in Online Learning Environments
The paper presents LOCO-Analyst, an educational tool for providing teachers with feedback on the relevant aspects of the learning process taking place in a web-based learning envir...
Jelena Jovanovic, Dragan Gasevic, Christopher A. B...
CSUR
1998
99views more  CSUR 1998»
13 years 7 months ago
Multidimensional Access Methods
Search operations in databases require some special support at the physical level. This is true for conventional databases as well as for spatial databases, where typical search o...
Volker Gaede, Oliver Günther
TGIS
2002
118views more  TGIS 2002»
13 years 7 months ago
A Dynamic Architecture for Distributing Geographic Information Services
Traditional GISystems are no longer appropriate for modern distributed, heterogeneous network environments due to their closed architecture, and their lack of interoperability, reu...
Ming-Hsiang Tsou, Barbara P. Buttenfield
DEBU
2007
211views more  DEBU 2007»
13 years 7 months ago
Provenance in Databases: Past, Current, and Future
The need to understand and manage provenance arises in almost every scientific application. In many cases, information about provenance constitutes the proof of correctness of re...
Wang Chiew Tan
IPSJ
1994
138views more  IPSJ 1994»
13 years 8 months ago
The TSIMMIS Project: Integration of Heterogeneous Information Sources
The goal of the Tsimmis Project is to develop tools that facilitate the rapid integration of heterogeneous information sources that may include both structured and unstructured da...
Sudarshan S. Chawathe, Hector Garcia-Molina, Joach...