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GEOS
2009
Springer
15 years 11 months ago
Bottom-Up Gazetteers: Learning from the Implicit Semantics of Geotags
As directories of named places, gazetteers link the names to geographic footprints and place types. Most existing gazetteers are managed strictly top-down: entries can only be adde...
Carsten Keßler, Patrick Maué, Jan Tor...
ER
1995
Springer
152views Database» more  ER 1995»
15 years 10 months ago
A Logic Framework for a Semantics of Object-Oriented Data Modeling
We describe a (meta) formalism for defining a variety of (object oriented) data models in a unified framework based on a variation of first-order logic. As specific example we use...
Olga De Troyer, Robert Meersman
165
Voted
BIOSTEC
2008
148views Healthcare» more  BIOSTEC 2008»
15 years 8 months ago
Representing and Reasoning with Temporal Constraints in Clinical Trials Using Semantic Technologies
Clinical trial protocols include schedule of clinical trial activities such as clinical tests, procedures, and medications. The schedule specifies temporal constraints on the seque...
Ravi D. Shankar, Susana B. Martins, Martin J. O'Co...
SEMWEB
2009
Springer
16 years 1 months ago
Semantically Enabled Temporal Reasoning in a Virtual Observatory
The Virtual Solar-Terrestrial Observatory (VSTO) is a distributed, scalable education and research environment for searching, integrating, and analyzing observational, experimental...
Patrick West, Eric Rozell, Stephan Zednik, Peter F...
FMCAD
2004
Springer
16 years 5 days ago
Proof Styles in Operational Semantics
Abstract. We relate two well-studied methodologies in deductive verification of operationally modeled sequential programs, namely the use of inductive invariants and clock functio...
Sandip Ray, J. Strother Moore