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ER
2009
Springer
92views Database» more  ER 2009»
16 years 21 days ago
On Matrix Representations of Participation Constraints
Abstract. We discuss the existence of matrix representations for generalised and minimum participation constraints which are frequently used in database design and conceptual model...
Sven Hartmann, Uwe Leck, Sebastian Link
ICFCA
2007
Springer
15 years 10 months ago
On Multi-adjoint Concept Lattices: Definition and Representation Theorem
Several fuzzifications of formal concept analysis have been proposed to deal with uncertainty or incomplete information. In this paper, we focus on the new paradigm of multi-adjoin...
Jesús Medina, Manuel Ojeda-Aciego, Jorge Ru...
HPCS
2007
IEEE
16 years 14 days ago
Semantically Enabling the Global Geodynamics Project: Incorporating Feature-Based Annotations via XML Pointer Language (XPointer
Earth Science Markup Language (ESML) is efficient and effective in representing scientific data in an XML-based formalism. However, features of the data being represented are no...
L. Ian Lumb, J. I. Lederman, J. R. Freemantle, Kei...
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HPCS
2006
IEEE
16 years 5 days ago
Grid-Enabling the Global Geodynamics Project: Automatic RDF Extraction from the ESML Data Description and Representation via GRD
An eXtensible Markup Language (XML) based data model for the Global Geodynamics Project (GGP) has been previously developed. Mindful of the need to incorporate metadata into the d...
L. Ian Lumb, Keith D. Aldridge
COSIT
1997
Springer
115views GIS» more  COSIT 1997»
15 years 10 months ago
Qualitative Representation of Change
Current geographic information systems (GISs) have been designed for querying and maintaining static databases representing static phenomena and give little support to those users ...
Kathleen Hornsby, Max J. Egenhofer