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» Empirical investigations of conceptual modeling and the mode...
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ER
2007
Springer
108views Database» more  ER 2007»
15 years 7 months ago
Reasoning over Extended ER Models
Abstract. We investigate the computational complexity of reasoning over various fragments of the Extended Entity-Relationship (EER) language, which includes a number of constructs:...
Alessandro Artale, Diego Calvanese, Roman Kontchak...
DMDW
2003
134views Management» more  DMDW 2003»
15 years 3 months ago
Using Design Guidelines to Improve Data Warehouse Logical Design
Data Warehouse-(DW) logical design often start with a conceptual schema and then generates relational structures. Applying this approach implies to cope with two main aspects: (i) ...
Verónika Peralta, Raul Ruggia
ATVA
2009
Springer
173views Hardware» more  ATVA 2009»
15 years 8 months ago
Solving Parity Games in Practice
Parity games are 2-player games of perfect information and infinite duration that have important applications in automata theory and decision procedures (validity as well as model...
Oliver Friedmann, Martin Lange
HICSS
2003
IEEE
119views Biometrics» more  HICSS 2003»
15 years 6 months ago
Modeling and Analyzing Communications Infrastructure A Case Study of an International Organization
EnCompass®1 , a web-enabled system for organizational process visualization, analysis, synthesis, and management, provides an interactive vehicle for understanding the influence ...
Michael M. Mann, Ericka Hansen Bryant
ERCIMDL
2005
Springer
148views Education» more  ERCIMDL 2005»
15 years 7 months ago
Active Support for Query Formulation in Virtual Digital Libraries: A Case Study with DAFFODIL
Daffodil is a front-end to federated, heterogeneous digital libraries targeting at strategic support of users during the information seeking process. This is done by offering a va...
André Schaefer, Matthias Jordan, Claus-Pete...