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WWW
2007
ACM
15 years 10 months ago
Effort estimation: how valuable is it for a web company to use a cross-company data set, compared to using its own single-compan
Previous studies comparing the prediction accuracy of effort models built using Web cross- and single-company data sets have been inconclusive, and as such replicated studies are ...
Emilia Mendes, Sergio Di Martino, Filomena Ferrucc...
DOLAP
1999
ACM
15 years 1 months ago
Event-Entity-Relationship Modeling in Data Warehouse Environments
We use the event-entity-relationship model (EVER) to illustrate the use of entity-based modeling languages for conceptual schema design in data warehouse environments. EVER is a g...
Lars Bækgaard
CAISE
2004
Springer
15 years 3 months ago
AutoMed: A BAV Data Integration System for Heterogeneous Data Sources
Abstract. This paper describes the AutoMed repository and some associated tools, which provide the first implementation of the both as view (BAV) approach to data integration. Apa...
Michael Boyd, Sasivimol Kittivoravitkul, Charalamb...
UDM
2005
IEEE
15 years 3 months ago
Ubiquitous Data Management in Knowledge Sifter via Data-DNA
This paper proposes to model and represent an object’s digital persona by means of a conceptual model that uses fragments of schemata that are termed data-DNA. The object may be...
Larry Kerschberg, Hanjo Jeong