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» A framework to model real-time databases
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DEXAW
1998
IEEE
109views Database» more  DEXAW 1998»
15 years 10 months ago
Expressing Dynamics of Mobile Agent Systems Using Ambient Calculus
The mobile agent approach has become popular due to recent developments in the mobile code paradigm and enabling programming technologies. Many existing agentbased systems lack cl...
Peter Stañski, Arkady B. Zaslavsky
ER
2000
Springer
112views Database» more  ER 2000»
15 years 10 months ago
Ontological Analysis of Taxonomic Relationships
Taxonomies are an important part of conceptual modeling. They provide substantial structural information, and are typically the key elements in integration eorts, however there ha...
Nicola Guarino, Christopher A. Welty
SDB
1995
178views Database» more  SDB 1995»
15 years 10 months ago
A Semantics-based Approach to Design of Query Languages for Partial Information
Most of work on partial information in databases asks which operations of standard languages, like relational algebra, can still be performed correctly in the presence of nulls. In...
Leonid Libkin
NIPS
2008
15 years 7 months ago
Shared Segmentation of Natural Scenes Using Dependent Pitman-Yor Processes
We develop a statistical framework for the simultaneous, unsupervised segmentation and discovery of visual object categories from image databases. Examining a large set of manuall...
Erik B. Sudderth, Michael I. Jordan
ER
2004
Springer
246views Database» more  ER 2004»
15 years 11 months ago
Data Mapping Diagrams for Data Warehouse Design with UML
Abstract. In Data Warehouse (DW) scenarios, ETL (Extraction, Transformation, Loading) processes are responsible for the extraction of data from heterogeneous operational data sourc...
Sergio Luján-Mora, Panos Vassiliadis, Juan ...