278 search results - page 21 / 56 » Enumerating Regular Expressions and Their Languages |
IANDC
2010
13 years 4 months ago
2010
There is an increasing interest in the shuffle product on formal languages, mainly because it is a standard tool for modeling process algebras. It still remains a mysterious opera...
FOSSACS
2011
Springer
12 years 11 months ago
2011
Springer
We describe a general decomposition mechanism to express the derivation relation of a word rewriting system R as the composition of a (regular) substitution followed by the derivat...
POPL
2004
ACM
14 years 7 months ago
2004
ACM
For decades we have been using Chomsky's generative system of grammars, particularly context-free grammars (CFGs) and regular expressions (REs), to express the syntax of prog...
FSMNLP
2005
Springer
14 years 1 months ago
2005
Springer
This paper presents SFST-PL, a programming language for finite state transducers which is based on extended regular expressions with variables. The programming language is both si...
CP
2000
Springer
13 years 12 months ago
2000
Springer
We address the issue of detecting automatically occurrences of high level patterns in audiovisual documents. These patterns correspond to recurring sequences of shots, which are co...