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» Temporal views over rdf data
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ER
1998
Springer
115views Database» more  ER 1998»
13 years 9 months ago
Temporal Objects for Spatio-Temporal Data Models and a Comparison of Their Representations
Abstract: Currently, there are strong efforts to integrate spatial and temporal database technology into spatio-temporal database systems. This paper views the topic from a rather ...
Martin Erwig, Markus Schneider, Ralf Hartmut G&uum...
ICDE
2009
IEEE
178views Database» more  ICDE 2009»
13 years 3 months ago
Efficient Query Evaluation over Temporally Correlated Probabilistic Streams
Many real world applications such as sensor networks and other monitoring applications naturally generate probabilistic streams that are highly correlated in both time and space. ...
Bhargav Kanagal, Amol Deshpande
TSC
2010
182views more  TSC 2010»
12 years 12 months ago
A Query Rewriting Approach for Web Service Composition
Data-Providing (DP) services allow query-like access to organizations' data via web services. The invocation of a DP service results in the execution of a query over data sour...
Mahmoud Barhamgi, Djamal Benslimane, Brahim Medjah...
ETT
2002
128views Education» more  ETT 2002»
13 years 5 months ago
Geographical and temporal characteristics of inter-POP flows: View from a single pop
In this paper, we study traffic demands in an IP bacbkone, identify the routes used by these demands, and evaluate traffic granularity levels that are attractive for improving the...
Supratik Bhattacharyya, Christophe Diot, Nina Taft...
PGLDB
2003
166views Database» more  PGLDB 2003»
13 years 6 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 ...