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SIGECOM
2003
ACM
107views ECommerce» more  SIGECOM 2003»
14 years 3 months ago
Using value queries in combinatorial auctions
Combinatorial auctions, where bidders can bid on bundles of items are known to be desirable auction mechanisms for selling items that are complementary and/or substitutable. Howev...
Benoît Hudson, Tuomas Sandholm
CALCO
2009
Springer
166views Mathematics» more  CALCO 2009»
14 years 4 months ago
Distributive Lattice-Structured Ontologies
Abstract. In this paper we describe a language and method for deriving ontologies and ordering databases. The ontological structures arrived at are distributive lattices with attri...
Hans Bruun, Dion Coumans, Mai Gehrke
ER
2006
Springer
121views Database» more  ER 2006»
14 years 1 months ago
XBRL Taxonomies and OWL Ontologies for Investment Funds
The analysis of investment funds information requires the availability of homogeneous, both up-to-date and historical information of the funds considered, which is usually generate...
Rubén Lara, Iván Cantador, Pablo Cas...
WWW
2011
ACM
13 years 5 months ago
OntoTrix: a hybrid visualization for populated ontologies
Most Semantic Web data visualization tools structure the representation according to the concept definitions and interrelations that constitute the ontology’s vocabulary. Insta...
Benjamin Bach, Emmanuel Pietriga, Ilaria Liccardi,...
SEMWEB
2009
Springer
14 years 4 months ago
On Detecting High-Level Changes in RDF/S KBs
An increasing number of scientific communities rely on Semantic Web ontologies to share and interpret data within and across research domains. These common knowledge representatio...
Vicky Papavassiliou, Giorgos Flouris, Irini Fundul...