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CCGRID
2008
IEEE
16 years 1 months ago
Data Management Challenges of Data-Intensive Scientific Workflows
Scientific workflows play an important role in today’s science. Many disciplines rely on workflow technologies to orchestrate the execution of thousands of computational tasks. ...
Ewa Deelman, Ann L. Chervenak
196
Voted
ICDM
2009
IEEE
139views Data Mining» more  ICDM 2009»
16 years 2 months ago
Towards Context Aware Food Sales Prediction
Sales prediction is a complex task because of large number of factors affecting the demand. We present a context aware sales prediction approach, which selects the base predictor ...
Indre Zliobaite, Jorn Bakker, Mykola Pechenizkiy
ISIPTA
2003
IEEE
119views Mathematics» more  ISIPTA 2003»
16 years 23 days ago
Analysis of Local or Asymmetric Dependencies in Contingency Tables using the Imprecise Dirichlet Model
We consider the statistical problem of analyzing the association between two categorical variables from cross-classified data. The focus is put on measures which enable one to st...
Jean-Marc Bernard
224
Voted
KDD
1998
ACM
212views Data Mining» more  KDD 1998»
15 years 11 months ago
Learning to Predict Rare Events in Event Sequences
Learning to predict rare events from sequences of events with categorical features is an important, real-world, problem that existing statistical and machine learning methods are ...
Gary M. Weiss, Haym Hirsh
AAAI
2007
15 years 9 months ago
UNDERTOW: Multi-Level Segmentation of Real-Valued Time Series
The discovery of meaningful change points, finding segments, in both categorical and real-value data time series is a well-studied problem. Prior segmentation algorithms and task...
Tom Armstrong, Tim Oates