Results 1 to 10 of about 2,840 (305)

Research on the Top-Down Parsing Method for Context-Sensitive Graph Grammars. [PDF]

open access: yesPLoS ONE, 2015
The parsing problem is one of the key problems of graph grammars. The typical parsing algorithm uses the bottom-up method. The time-complexity of this method is high, and it is difficult to apply.
Yi Wang, XiaoQin Zeng, Han Ding
doaj   +2 more sources

Graph Rewriting Techniques in Engineering Design

open access: yesFrontiers in Built Environment, 2022
Capturing human knowledge underlying the design and engineering of products has been among the main goals of computational engineering since its very beginning. Over the last decades, various approaches have been proposed to tackle this objective.
Lothar Kolbeck   +3 more
doaj   +1 more source

Probabilistic regular graphs [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2010
Deterministic graph grammars generate regular graphs, that form a structural extension of configuration graphs of pushdown systems. In this paper, we study a probabilistic extension of regular graphs obtained by labelling the terminal arcs of the graph ...
Christophe Morvan, Nathalie Bertrand
doaj   +1 more source

Compressing graphs by grammars [PDF]

open access: yes2016 IEEE 32nd International Conference on Data Engineering (ICDE), 2016
We present a new graph compressor that detects repeating substructures and represents them by grammar rules. We show that for a large number of graphs the compressor obtains smaller representations than other approaches. For RDF graphs and version graphs it outperforms the best known previous methods.
Maneth, Sebastian, Peternek, Fabian
openaire   +1 more source

A Framework for Rewriting Families of String Diagrams [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2019
We describe a mathematical framework for equational reasoning about infinite families of string diagrams which is amenable to computer automation. The framework is based on context-free families of string diagrams which we represent using context-free ...
Vladimir Zamdzhiev
doaj   +1 more source

Learning the Morphological and Syntactic Grammars for Named Entity Recognition

open access: yesInformation, 2022
In some languages, Named Entity Recognition (NER) is severely hindered by complex linguistic structures, such as inflection, that will confuse the data-driven models when perceiving the word’s actual meaning.
Mengtao Sun   +4 more
doaj   +1 more source

Speeding up Generalized PSR Parsers by Memoization Techniques [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2019
Predictive shift-reduce (PSR) parsing for hyperedge replacement (HR) grammars is very efficient, but restricted to a subclass of unambiguous HR grammars.
Mark Minas
doaj   +1 more source

Engineering Grammar-Based Type Checking for Graph Rewriting Languages

open access: yesIEEE Access, 2022
The ability to handle evolving graph structures is important both for programming languages and modeling languages. Of various languages that adopt graphs as primary data structures, a graph rewriting language LMNtal provides features of both (concurrent)
Naoki Yamamoto, Kazunori Ueda
doaj   +1 more source

Progressive Content Generation Based on Cyclic Graph for Generate Dungeon

open access: yesIJCCS (Indonesian Journal of Computing and Cybernetics Systems), 2023
Dungeon is level in game consisting collection of rooms and doors with obstacles inside. To make good level, takes a lot of time. With Procedural Content Generation (PCG), dungeons can be created automatically.
Muhammad Anshar   +2 more
doaj   +1 more source

Transposer les grammaires vidéoludiques : une étude rhétorique et quantitative des tutoriels en réalité virtuelle

open access: yesSciences du Jeu, 2022
This paper proposes to study the specificities of virtual reality games’ tutorials, considered here as revealing the grammars specific to these titles. To do so, we have built a database listing a corpus of 58 VR games and coding their formal properties ...
Björn-Olav Dozo, Fanny Barnabé
doaj   +1 more source

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