Results 251 to 260 of about 802,028 (300)

An architecture for processing graph-grammar applications

open access: yesInformation Systems, 1987
We propose a six-layer architecture for processing graph-grammar applications. The layers and the transformations between them are formally described and concepts for their implementation are given.
Witt, Kurt-Ulrich
exaly   +2 more sources

Apex graph grammars and attribute grammars

Acta Informatica, 1988
In diesem Artikel werden die ADG Graph-Grammatiken (attribute dependency graph grammars) definiert und mit anderen Klassen von Graph-Grammatiken verglichen. Die Untersuchung ist anhand der DNLC (directed node-label controlled) Graph-Grammatiken durchgeführt, die auf dem Rewriting- Mechanismus von kontextfreien Sprachen basieren.
Joost Engelfriet   +2 more
openaire   +2 more sources

Interactive Graph Grammar

Grammars, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

On labelled graph grammars

Computing, 1978
According to the classification of labelled graph grammars by Nagl [4], it can be shown that the class of context-sensitive graph languages is equivalent to the class of context-free graph languages and the context-free graph languages properly include the regular graph languages.
Leon S. Levy, Kang Yueh
openaire   +2 more sources

Graph Grammar Formalism with Multigranularity for Spatial Graphs

Journal of Logic, Language and Information, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yufeng Liu, Fan Yang, Jian Liu
openaire   +1 more source

PROBABILISTIC GRAPH GRAMMARS

Fundamenta Informaticae, 1993
In a probabilistic graph grammar, each production has a probability attached to it. This induces a probability assigned to each derivation tree, and to each derived graph. Conditions for this probability function to be a probabilistic measure are discussed. The statistical properties of the generated language are investigated.
openaire   +4 more sources

Apex graph grammars

1987
Apex graph grammars are NLC-like graph grammars with the restriction that embedding edges are established between terminal nodes only. Some basic theoretical properties of these grammars are investigated.
Joost Engelfriet   +2 more
openaire   +2 more sources

On structured graph grammars. II

Information Sciences, 1990
One starts by identifying the steps generally followed when applying a rule r to a graph M in a graph grammar; then one formalizes these steps, obtaining a model called structured graph grammar. Various examples, illustrating this approach, are discussed (binary trees, pretty patterns, syntax diagrams) and many previous approaches to graph grammars are
Hans-Jörg Kreowski, Grzegorz Rozenberg
openaire   +3 more sources

Multilevel graph grammars

1995
The classical double pushout approach to the algebraic theory of graph grammars is extended to multilevel graph representations, where parts of graphs are not visible and the information can be restored via the explicit application of productions. The notions of applicability and derivation are investigated and the compatibility of the representations ...
Francesco Parisi-Presicce   +1 more
openaire   +2 more sources

Structure graphs and structure graph grammars

Information Sciences, 1993
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Andries Barnard   +2 more
openaire   +2 more sources

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