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COBUILD
1998
Springer
15 years 11 months ago
The Metaphor of Virtual Rooms in the Cooperative Learning Environment CLear
In the CLear project we develop a cooperative learning system for supporting learning and training processes of co-located and distributed groups. One of the fundamental concepts o...
Hans-Rüdiger Pfister, Christian Schuckmann, J...
SSDBM
1997
IEEE
96views Database» more  SSDBM 1997»
15 years 10 months ago
Summarizability in OLAP and Statistical Data Bases
Summarizability of OLAP and Statistical Databases is an a extremely important property because violating this condition can lead to erroneous conclusions and decisions. In this pa...
Hans-Joachim Lenz, Arie Shoshani
RT
1997
Springer
15 years 10 months ago
Polyhedral Geometry and the Two-Plane Parameterization
Recently the light-field and lumigraph systems have been proposed as general methods of representing the visual information present in a scene. These methods represent this infor...
Xianfeng Gu, Steven J. Gortler, Michael F. Cohen
VLDB
1997
ACM
169views Database» more  VLDB 1997»
15 years 10 months ago
Mining Insurance Data at Swiss Life
Huge masses of digital data about products, customers and competitors have become available for companies in the services sector. In order to exploit its inherent (and often hidde...
Jörg-Uwe Kietz, Ulrich Reimer, Martin Staudt
VLDB
1990
ACM
143views Database» more  VLDB 1990»
15 years 10 months ago
Synthesizing Database Transactions
Database programming requires having the knowledge of database semantics both to maintain database integrity and to explore more optimization opportunities. Automated programming ...
Xiaolei Qian