Results 11 to 20 of about 557 (235)

m-Linear Context-Free Rewriting Systems as Abstract Categorial Grammars [PDF]

open access: yes, 2003
This paper presents a coding of m-linear context-free rewriting systems (m-LCFRS) into abstract categorial grammars (ACG). Thus, it shows the latter formalism, which offers a powerful grammatical framework based on a small set of computational primitives, is able to reach some interesting classes of languages w.r.t. natural language modeling.
de Groote, Philippe, Pogodalla, Sylvain
openaire   +3 more sources

A Demonstration of the Grrr Graph Rewriting Programming Language [PDF]

open access: yes, 2000
This paper overviews the graph rewriting programming language, Grrr. The serial graph rewriting strategy is detailed, and key elements of the user interface are described.
Rodgers, Peter, Vidal, Natalia
core   +1 more source

A graph rewriting programming language for graph drawing [PDF]

open access: yes, 1998
This paper describes Grrr, a prototype visual graph drawing tool. Previously there were no visual languages for programming graph drawing algorithms despite the inherently visual nature of the process.
Rodgers, Peter
core   +1 more source

Empirical Risk Minimization for Probabilistic Grammars: Sample Complexity and Hardness of Learning [PDF]

open access: yes, 2012
Probabilistic grammars are generative statistical models that are useful for compositional and sequential structures. They are used ubiquitously in computational linguistics.
Noah A. Smith   +3 more
core   +1 more source

A Graph Rewriting Visual Language for Database Programming [PDF]

open access: yes, 1997
Textual database programming languages are computationally complete, but have the disadvantage of giving the user a non-intuitive view of the database information that is being manipulated.
Rodgers, Peter   +3 more
core   +1 more source

Graph Algorithm Animation with Grrr [PDF]

open access: yes, 2000
We discuss geometric positioning, highlighting of visited nodes and user defined highlighting that form the algorithm animation facilities in the Grrr graph rewriting programming language. The main purpose of animation was initially for the debugging and
Peter J. Rodgers   +3 more
core   +1 more source

A declarative characterization of different types of multicomponent tree adjoining grammars [PDF]

open access: yes, 2009
Multicomponent Tree Adjoining Grammars (MCTAGs) are a formalism that has been shown to be useful for many natural language applications. The definition of non-local MCTAG however is problematic since it refers to the process of the derivation itself: a ...
Kallmeyer, Laura
core   +1 more source

An earley parsing algorithm for range concatenation grammars [PDF]

open access: yes, 2009
We present a CYK and an Earley-style algorithm for parsing Range Concatenation Grammar (RCG), using the deductive parsing framework. The characteristic property of the Earley parser is that we use a technique of range boundary constraint propagation to ...
Yannick Parmentier   +5 more
core   +1 more source

Grammars and cellular automata for evolving neural networks architectures [PDF]

open access: yes, 2000
IEEE International Conference on Systems, Man, and Cybernetics. Nashville, TN, 8-11 October 2000The class of feedforward neural networks trained with back-propagation admits a large variety of specific architectures applicable to approximation pattern ...
Molina López, José Manuel   +3 more
core   +1 more source

Ten virtues of structured graphs [PDF]

open access: yes, 2009
This paper extends the invited talk by the first author about the virtues of structured graphs. The motivation behind the talk and this paper relies on our experience on the development of ADR, a formal approach for the design of styleconformant ...
Lluch-Lafuente, Alberto   +3 more
core   +2 more sources

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