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» On the Expressiveness and Complexity of ATL
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WIA
1999
Springer
14 years 20 days ago
An Extendible Regular Expression Compiler for Finite-State Approaches in Natural Language Processing
Finite-state techniques are widely used in various areas of Natural Language Processing (NLP). As Kaplan and Kay [12] have argular expressions are the appropriate level of abstract...
Gertjan van Noord, Dale Gerdemann
SSDBM
2009
IEEE
84views Database» more  SSDBM 2009»
14 years 3 months ago
Expressing OLAP Preferences
Abstract. Multidimensional databases play a relevant role in statistical and scientific applications, as well as in business intelligence systems. Their users express complex OLAP...
Matteo Golfarelli, Stefano Rizzi
ICCS
2005
Springer
14 years 1 months ago
Automated Operation Minimization of Tensor Contraction Expressions in Electronic Structure Calculations
Abstract. Complex tensor contraction expressions arise in accurate electronic structure models in quantum chemistry, such as the Coupled Cluster method. Transformations using algeb...
Albert Hartono, Alexander Sibiryakov, Marcel Nooij...
ICDE
2006
IEEE
189views Database» more  ICDE 2006»
14 years 9 months ago
Algebraic Optimization of Nested XPath Expressions
The XPath language incorporates powerful primitives for formulating queries containing nested subexpressions which are existentially or universally quantified. However, even the b...
Matthias Brantner, Carl-Christian Kanne, Guido Moe...
CORR
2000
Springer
112views Education» more  CORR 2000»
13 years 8 months ago
Evolution of differentiated expression patterns in digital organisms
Abstract. We investigate the evolutionary processes behind the development and optimization of multiple threads of execution in digital organisms using the avida platform, a softwa...
Charles Ofria, Christoph Adami, Travis C. Collier,...