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» Using Declarative Specifications in Business Process Design
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ICDE
1998
IEEE
70views Database» more  ICDE 1998»
16 years 16 days ago
Point-Versus Interval-Based Temporal Data Models
The association of timestamps with various data items such as tuples or attribute values is fundamental to the management of time-varying information. Using intervals in timestamp...
Michael H. Böhlen, Renato Busatto, Christian ...
GIS
2003
ACM
16 years 7 days ago
Nearest neighbor queries in road networks
With wireless communications and geo-positioning being widely available, it becomes possible to offer new e-services that provide mobile users with information about other mobile ...
Christian S. Jensen, Jan Kolárvr, Torben Ba...
AICT
2006
IEEE
210views Communications» more  AICT 2006»
15 years 5 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...
AIED
2005
Springer
15 years 4 months ago
Technology at work to mediate collaborative scientific enquiry in the field
This paper describes and contrasts findings from two related projects where groups of science pupils investigated local air pollution using a collection of mobile sensors and devic...
Hilary Smith, Rosemary Luckin, Geraldine Fitzpatri...
MIDDLEWARE
2005
Springer
15 years 4 months ago
Functional and architectural adaptation in pervasive computing environments
Service-oriented computing paradigm encourages the use of dynamic binding of application requirements to the resources needed to fulfill application tasks. Especially in pervasive...
Nanjangud C. Narendra, Umesh Bellur, S. K. Nandy, ...