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ICOODB
2010
171views Database» more  ICOODB 2010»
13 years 5 months ago
Data Model Driven Implementation of Web Cooperation Systems with Tricia
Abstract. We present the data modeling concepts of Tricia, an opensource Java platform used to implement enterprise web information systems as well as social software solutions inc...
Thomas Büchner, Florian Matthes, Christian Ne...
EUROSSC
2009
Springer
14 years 2 months ago
Time-Lag as Limiting Factor for Indoor Walking Navigation
Several navigation situations can be imagined where visual cueing is not practical or unfeasible, and where the hands are required exclusively for a certain task. The utilization o...
Andreas Riener, Markus Straub, Alois Ferscha
RULES
1995
Springer
92views Database» more  RULES 1995»
13 years 11 months ago
Rule Contexts in Active Databases - A Mechanism for Dynamic Rule Grouping
Engineering applications that use Active DBMSs (ADBMSs) often need to group activities into modes that are shifted during the execution of different tasks. This paper presents a me...
Martin Sköld, Esa Falkenroth, Tore Risch
WWW
2004
ACM
14 years 8 months ago
Incremental formalization of document annotations through ontology-based paraphrasing
For the manual semantic markup of documents to become widespread, users must be able to express annotations that conform to ontologies (or schemas) that have shared meaning. Howev...
Jim Blythe, Yolanda Gil
EDBT
2010
ACM
185views Database» more  EDBT 2010»
14 years 2 months ago
Optimizing joins in a map-reduce environment
Implementations of map-reduce are being used to perform many operations on very large data. We examine strategies for joining several relations in the map-reduce environment. Our ...
Foto N. Afrati, Jeffrey D. Ullman