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» Towards a Formal Approach for Object Database Design
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SSDBM
2002
IEEE
149views Database» more  SSDBM 2002»
15 years 2 months ago
A Cost Model for Interval Intersection Queries on RI-Trees
The efficient management of interval data represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tree1 ), an effi...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
JMLC
2000
Springer
15 years 1 months ago
Composable Message Semantics in Oberon
Most object-oriented languages offer a limited number of invocation semantics. At best, they define a default mode of synchronous invocation, plus some keywords to express addition...
Markus Hof
ICALT
2007
IEEE
15 years 4 months ago
The TenC Competence Observatory: An Enabling Technology for Common Description of Competences
Over the years competence-based approaches in the field of formal and non-formal education are becoming more common and appear to offer the opportunity to develop flexible e-train...
Panayiotis Zervas, Demetrios G. Sampson
AICT
2006
IEEE
210views Communications» more  AICT 2006»
15 years 4 months ago
Model-Based Analysis of Obligations in Web Service Choreography
In this paper we discuss a model-based approach to the analysis of service interactions for coordinated web service compositions using obligation policies specified in the form of...
Howard Foster, Sebastián Uchitel, Jeff Mage...
FLAIRS
2003
14 years 11 months ago
Learning from Reinforcement and Advice Using Composite Reward Functions
1 Reinforcement learning has become a widely used methodology for creating intelligent agents in a wide range of applications. However, its performance deteriorates in tasks with s...
Vinay N. Papudesi, Manfred Huber