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SIMVIS
2007
14 years 11 months ago
Chances and Limits of Progression in Visualization
The amount of data to be represented by visualization systems requires new ideas for data processing and representation. As proposed in this contribution, this might be solved by ...
René Rosenbaum, Heidrun Schumann
ECAI
2000
Springer
15 years 2 months ago
Flexible Text Classification for Financial Applications: The Facile System
This paper describes an advanced system for multilingual text classification adaptable to different user needs. The system has been initially developed as an applied research proje...
Fabio Ciravegna, Alberto Lavelli, Nadia Mana, Joha...
PODS
1998
ACM
116views Database» more  PODS 1998»
15 years 2 months ago
Complexity of Answering Queries Using Materialized Views
We study the complexity of the problem of answering queries using materialized views. This problem has attracted a lot of attention recently because of its relevance in data integ...
Serge Abiteboul, Oliver M. Duschka
AMW
2010
14 years 11 months ago
Query Rewriting under Non-Guarded Rules
We address the problem of answering conjunctive queries over knowledge bases, specified by sets of first-order sentences called tuple-generating dependencies (TGDs). This problem i...
Andrea Calì, Georg Gottlob, Andreas Pieris
ICDE
2012
IEEE
216views Database» more  ICDE 2012»
13 years 12 days ago
Load Balancing in MapReduce Based on Scalable Cardinality Estimates
—MapReduce has emerged as a popular tool for distributed and scalable processing of massive data sets and is increasingly being used in e-science applications. Unfortunately, the...
Benjamin Gufler, Nikolaus Augsten, Angelika Reiser...