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» The Expression Problem Revisited
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JAIR
2008
92views more  JAIR 2008»
15 years 3 months ago
On the Expressiveness of Levesque's Normal Form
Levesque proposed a generalization of a database called a proper knowledge base (KB), which is equivalent to a possibly infinite consistent set of ground literals. In contrast to ...
Yongmei Liu, Gerhard Lakemeyer
ITA
2006
167views Communications» more  ITA 2006»
15 years 3 months ago
Characterization of lung tumor subtypes through gene expression cluster validity assessment
The problem of assessing the reliability of clusters patients identified by clustering algorithms is crucial to estimate the significance of subclasses of diseases detectable at b...
Giorgio Valentini, Francesca Ruffino
PAAMS
2010
Springer
15 years 1 months ago
A Case Study on Grammatical-Based Representation for Regular Expression Evolution
Abstract. Regular expressions, or simply regex, have been widely used as a powerful pattern matching and text extractor tool through decades. Although they provide a powerful and f...
Antonio González-Pardo, David F. Barrero, D...
139
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BMCBI
2007
135views more  BMCBI 2007»
15 years 3 months ago
Detecting multivariate differentially expressed genes
Background: Gene expression is governed by complex networks, and differences in expression patterns between distinct biological conditions may therefore be complex and multivariat...
Roland Nilsson, José M. Peña, Johan ...
ECOOP
2005
Springer
15 years 9 months ago
Expressive Pointcuts for Increased Modularity
Abstract. In aspect-oriented programming, pointcuts are used to describe crossstructure. Pointcuts that abstract over irrelevant implementation details are clearly desired to bette...
Klaus Ostermann, Mira Mezini, Christoph Bockisch