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CAISE
2009
Springer
15 years 7 months ago
Measuring and Comparing Effectiveness of Data Quality Techniques
Abstract. Poor quality data may be detected and corrected by performing various quality assurance activities that rely on techniques with different efficacy and cost. In this pape...
Lei Jiang, Daniele Barone, Alexander Borgida, John...
CALCO
2009
Springer
115views Mathematics» more  CALCO 2009»
15 years 7 months ago
Relating Coalgebraic Notions of Bisimulation
d abstract) Sam Staton Computer Laboratory, University of Cambridge Abstract. A labelled transition system can be understood as a coalgebra for a particular endofunctor on the cate...
Sam Staton
CCA
2009
Springer
15 years 7 months ago
Towards the Complexity of Riemann Mappings (Extended Abstract)
d Abstract) Robert Rettinger1 Department of Mathematics and Computer Science University of Hagen, Germany Abstract. We show that under reasonable assumptions there exist Riemann ma...
Robert Rettinger
98
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CIKM
2009
Springer
15 years 7 months ago
Inverted indexes vs. bitmap indexes in decision support systems
Bitmap indexes are widely used in Decision Support Systems (DSSs) to improve query performance. In this paper, we evaluate the use of compressed inverted indexes with adapted quer...
Truls A. Bjørklund, Nils Grimsmo, Johannes ...
COCOON
2009
Springer
15 years 7 months ago
Hierarchies and Characterizations of Stateless Multicounter Machines
Abstract. We investigate the computing power of stateless multicounter machines with reversal-bounded counters. Such a machine can be deterministic, nondeterministic, realtime (the...
Oscar H. Ibarra, Ömer Egecioglu