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» Complexity of regular abstractions of one-counter languages
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WIA
1999
Springer
13 years 9 months 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
PODS
2010
ACM
170views Database» more  PODS 2010»
13 years 10 months ago
Simplifying XML schema: single-type approximations of regular tree languages
XML Schema Definitions (XSDs) can be adequately abstracted by the single-type regular tree languages. It is wellknown, that these form a strict subclass of the robust class of re...
Wouter Gelade, Tomasz Idziaszek, Wim Martens, Fran...
APPROX
2006
Springer
105views Algorithms» more  APPROX 2006»
13 years 8 months ago
Space Complexity vs. Query Complexity
Abstract. Combinatorial property testing deals with the following relaxation of decision problems: Given a fixed property and an input x, one wants to decide whether x satisfies th...
Oded Lachish, Ilan Newman, Asaf Shapira
PAAMS
2010
Springer
13 years 2 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...
ICALP
2010
Springer
13 years 9 months ago
Pumping and Counting on the Regular Post Embedding Problem
Abstract. The Regular Post Embedding Problem is a variant of Post’s Correspondence Problem where one compares strings with the subword relation and imposes additional regular con...
Pierre Chambart, Philippe Schnoebelen