Bibliografy: Fonte: http://www.brunel.ac.uk/depts/AI/alife/ Fonte: http://madeira.cc.hokudai.ac.jp/RD/takai/automa.html -
Artificial life (Y.Takai and S.Yamashita, 1994)
Fonte: Citeseer: http://citeseer.nj.nec.com
Referências Principais:
Title: Artificial Life
Author: Packard, Bedau (2000)
Abstract: Ver Introduction and History acima. O artigo explica com detalhes o que é vida artificial e suas relações com autômatos celulares.
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Voltar
8) Inversibilidade
• Autômatos Reversíveis/Inversíveis
Um autômato reversível é um sistema que não perde nenhuma informação ao longo do tempo. Assim em qualquer ponto na escala de tempo, o sistema é completamente reversível. Para introduzir um autômato reversível temos que estender a definição anterior de tempo dinâmico desenvolvida
z(t+1) = f(z(t), Nz(t))
para
z(t+1) = f(z(t), Nz(t)) - z(t-1).
A função z(t+1) é utilizada na reversão.A função (regra) f é arbitrária. Assim torna-se fácil a criação de autômatos celulares reversíveis fora de um conjunto de regras.
Bibliografia:
Fonte: http://www.fapesp.br Theoretical Computer Science
Vol: 246, Issue: 1-2, September 6, 2000
pp. 117-129
Title: Reversible space–time simulation of cellular automata
Author: Durand-Lose, Jérôme O.a, 1
Affiliations: a. Laboratoire 13S, CNRS UPREES-A 6070, 930 Route des Colles, BP 145,
06903 SOPHIA ANTIPOLIS Cedex, France
Keywords: (Partitioned) Cellular automata; Space–time simulation; Intrinsic universality and
reversibility
Abstract:
The goal of this paper is to design a reversible d-dimensional cellular automaton which is capable of simulating the behavior of any given d-dimensional cellular automaton over any given configuration (even infinite) with respect to a well suited notion of simulation we introduce. We generalize a problem which was originally addressed in a paper by Toffoli in 1977. He asked whether a d-dimensional reversible cellular automaton could simulate d-dimensional cellular automata. In the same paper he proved that there exists a (d+1)-dimensional reversible cellular automaton which can simulate a given d-dimensional cellular automaton. To prove our result, we use as an intermediate model partition cellular automata defined by Morita et al. in 1989.
Publisher: Elsevier Science
Language of Publication: English
Item Identifier: S0304-3975(99)00075-4
Publication Type: Article
ISSN: 0304-3975
Fonte: Citeseer: http://citeseer.nj.nec.com
Referências Principais:
Title: Invertible Cellular Automata: A Review
Author: Toffoli, Margolus (1994)
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Voltar
9) Vínculo com outras áreas
9.1) Autômatos Celulares e Algoritmos Genéticos
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