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AMW
2009
15 years 8 months ago
Semantic Integrity Constraints for Spatial Databases
Abstract. This paper introduces a formalization of a set of spatial semantic integrity constraints on an extended-relational database model. The formalization extends traditional n...
Loreto Bravo, M. Andrea Rodríguez
APVIS
2009
15 years 8 months ago
Point-based tree representation: A new approach for large hierarchies
Space-filling layout techniques for tree representations are frequently used when the available screen space is small or the data set is large. In this paper, we propose a new app...
Hans-Jörg Schulz, Steffen Hadlak, Heidrun Sch...
ATAL
2009
Springer
15 years 8 months ago
Towards a Logical Model of Social Agreement for Agent Societies
Multi-agent systems (MASs), comprised of autonomous entities with the aim to cooperate to reach a common goal, may be viewed as computational models of distributed complex systems ...
Emiliano Lorini, Mario Verdicchio
194
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BILDMED
2009
143views Algorithms» more  BILDMED 2009»
15 years 8 months ago
Estimating Blood Flow Velocity in Liver Vessels
Orthogonal polarization spectroscopy (OPS) is a technique for taking images to finally characterise microcirculation. Current image analysis algorithms have limitations when applie...
Michael Müller, René Keimling, Sascha ...
BTW
2009
Springer
122views Database» more  BTW 2009»
15 years 8 months ago
Model-based Classification of Data with Time Series-valued Attributes
: Similarity search and data mining on time series databases has recently attracted much attention. In this paper, we represent a data object by several time series-valued attribut...
Christian Böhm, L. Läer, Claudia Plant, ...