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VDB
2000
135views Database» more  VDB 2000»
13 years 11 months ago
Query-By-Trace: Visual Predicate Specification in Spatio-Temporal Databases
In this paper we propose a visual interface for the specification of predicates to be used in queries on spatio-temporal databases. The approach is based on a visual specification ...
Martin Erwig, Markus Schneider
CDC
2009
IEEE
161views Control Systems» more  CDC 2009»
13 years 11 months ago
Quadratic Programming based data assimilation with passive drifting sensors for shallow water flows
We present a method for assimilating Lagrangian sensor measurement data into a Shallow Water Equation model. Using our method, the variational data assimilation problem is formulat...
Andrew Tinka, Issam S. Strub, Qingfang Wu, Alexand...
HUC
2010
Springer
13 years 11 months ago
Goal-driven opportunistic sensing
Opportunistic activity and context recognition systems do not presume a static sensor infrastructure that is defined at the design time of a system. They also do not have a fixed ...
Marc Kurz
ISCI
2008
83views more  ISCI 2008»
13 years 10 months ago
Output schemas of XSLT stylesheets and their applications
The capabilities of XSLT processing are widely used to transform XML documents into target XML documents. These target XML documents conform to output schemas of the used XSLT styl...
Sven Groppe, Jinghua Groppe
CORR
2007
Springer
116views Education» more  CORR 2007»
13 years 10 months ago
DOEF: A Dynamic Object Evaluation Framework
Abstract. In object-oriented or object-relational databases such as multimedia databases or most XML databases, access patterns are not static, i.e., applications do not always acc...
Zhen He, Jérôme Darmont