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» Enterprise modeling using class and instance models
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PLANX
2008
15 years 6 months ago
Linear Time Membership for a Class of XML Types with Interleaving and Counting
Regular Expressions (REs) form the basis of most XML type languages, such as DTDs, XML Schema types, and XDuce types (Thompson et al. 2004; Hosoya and Pierce 2003). In this contex...
Giorgio Ghelli, Dario Colazzo, Carlo Sartiani
MODELS
2007
Springer
15 years 10 months ago
Deriving Operation Contracts from UML Class Diagrams
Class diagrams must be complemented with a set of system operations that describes how users can modify and evolve the system state. To be useful, such a set must be complete (i.e....
Jordi Cabot, Cristina Gómez
IJCV
2007
145views more  IJCV 2007»
15 years 4 months ago
Building Outline Extraction from Digital Elevation Models Using Marked Point Processes
— This work presents an automatic algorithm for extracting vectorial land registers from altimetric data in dense urban areas. We focus on elementary shape extraction and propose...
Mathias Ortner, Xavier Descombes, Josiane Zerubia
CAISE
2003
Springer
15 years 9 months ago
Ontology Mapping through Analysis of Model Extension
The overall problem addressed in this paper is to improve semantic interoperability in heterogeneous systems. Normally, the semantics of data is carried by ontology (concept model)...
Xiaomeng Su, Terje Brasethvik, Sari Hakkarainen
CVPR
2008
IEEE
16 years 6 months ago
Decomposition, discovery and detection of visual categories using topic models
We present a novel method for the discovery and detection of visual object categories based on decompositions using topic models. The approach is capable of learning a compact and...
Mario Fritz, Bernt Schiele