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DMDW
2000
121views Management» more  DMDW 2000»
15 years 1 months ago
From enterprise models to dimensional models: a methodology for data warehouse and data mart design
This paper describes a method for developing dimensional models from traditional Entity Relationship models. This can be used to design data warehouses and data marts based on ent...
Daniel L. Moody, Mark A. R. Kortink
ICDT
2009
ACM
143views Database» more  ICDT 2009»
16 years 16 days ago
Automatic construction of simple artifact-based business processes
Almost all medium- and large-scale businesses rely on electronic workflow systems to manage their business processes. A key challenge is to enable the easy re-use and modification...
Christian Fritz, Richard Hull, Jianwen Su
DILS
2004
Springer
15 years 3 months ago
An Ontology-Driven Framework for Data Transformation in Scientific Workflows
Abstract. Ecologists spend considerable effort integrating heterogeneous data for statistical analyses and simulations, for example, to run and test predictive models. Our research...
Shawn Bowers, Bertram Ludäscher
AUSAI
2009
Springer
15 years 6 months ago
Enhancing MML Clustering Using Context Data with Climate Applications
Abstract. In Minimum Message Length (MML) clustering (unsupervised classification, mixture modelling) the aim is to infer a set of classes that best explains the observed data ite...
Gerhard Visser, David L. Dowe, Petteri Uotila
PAKDD
2010
ACM
212views Data Mining» more  PAKDD 2010»
15 years 4 months ago
Fast Perceptron Decision Tree Learning from Evolving Data Streams
Abstract. Mining of data streams must balance three evaluation dimensions: accuracy, time and memory. Excellent accuracy on data streams has been obtained with Naive Bayes Hoeffdi...
Albert Bifet, Geoffrey Holmes, Bernhard Pfahringer...