The complexity of sequences generated by the arc-fractal system

We study properties of the symbolic sequences extracted from the fractals generated by the arc-fractal system introduced earlier by Huynh and Chew. The sequences consist of only a few symbols yet possess several nontrivial properties. First using an operator approach, we show that the sequences are...

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Main Authors: Huynh, Hoai Nguyen, Pradana, Andri, Chew, Lock Yue
Other Authors: Hernandez Montoya, Alejandro Raul
Format: Journal Article
Language:English
Published: 2015
Subjects:
Online Access:https://hdl.handle.net/10356/107025
http://hdl.handle.net/10220/25247
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author Huynh, Hoai Nguyen
Pradana, Andri
Chew, Lock Yue
author2 Hernandez Montoya, Alejandro Raul
author_facet Hernandez Montoya, Alejandro Raul
Huynh, Hoai Nguyen
Pradana, Andri
Chew, Lock Yue
author_sort Huynh, Hoai Nguyen
collection NTU
description We study properties of the symbolic sequences extracted from the fractals generated by the arc-fractal system introduced earlier by Huynh and Chew. The sequences consist of only a few symbols yet possess several nontrivial properties. First using an operator approach, we show that the sequences are not periodic, even though they are constructed from very simple rules. Second by employing the ϵ-machine approach developed by Crutchfield and Young, we measure the complexity and randomness of the sequences and show that they are indeed complex, i.e. neither periodic nor random, with the value of complexity measure being significant as compared to the known example of logistic map at the edge of chaos. The complexity and randomness of the sequences are then discussed in relation with the properties of associated fractal objects, such as their fractal dimension, symmetry and orientations of the arcs.
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spelling ntu-10356/1070252023-02-28T19:21:16Z The complexity of sequences generated by the arc-fractal system Huynh, Hoai Nguyen Pradana, Andri Chew, Lock Yue Hernandez Montoya, Alejandro Raul School of Physical and Mathematical Sciences Complexity Institute DRNTU::Science::Chemistry::Physical chemistry::Molecular structure and bonding We study properties of the symbolic sequences extracted from the fractals generated by the arc-fractal system introduced earlier by Huynh and Chew. The sequences consist of only a few symbols yet possess several nontrivial properties. First using an operator approach, we show that the sequences are not periodic, even though they are constructed from very simple rules. Second by employing the ϵ-machine approach developed by Crutchfield and Young, we measure the complexity and randomness of the sequences and show that they are indeed complex, i.e. neither periodic nor random, with the value of complexity measure being significant as compared to the known example of logistic map at the edge of chaos. The complexity and randomness of the sequences are then discussed in relation with the properties of associated fractal objects, such as their fractal dimension, symmetry and orientations of the arcs. Published version 2015-03-18T01:20:00Z 2019-12-06T22:23:23Z 2015-03-18T01:20:00Z 2019-12-06T22:23:23Z 2015 2015 Journal Article Huynh, H. N., Pradana, A., & Chew, L. Y. (2015). The complexity of sequences generated by the arc-fractal system. PLOS One, 10(2), e0117365-. 1932-6203 https://hdl.handle.net/10356/107025 http://hdl.handle.net/10220/25247 10.1371/journal.pone.0117365 25700034 en PLOS One © 2015 Huynh et al. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. 21 p. application/pdf
spellingShingle DRNTU::Science::Chemistry::Physical chemistry::Molecular structure and bonding
Huynh, Hoai Nguyen
Pradana, Andri
Chew, Lock Yue
The complexity of sequences generated by the arc-fractal system
title The complexity of sequences generated by the arc-fractal system
title_full The complexity of sequences generated by the arc-fractal system
title_fullStr The complexity of sequences generated by the arc-fractal system
title_full_unstemmed The complexity of sequences generated by the arc-fractal system
title_short The complexity of sequences generated by the arc-fractal system
title_sort complexity of sequences generated by the arc fractal system
topic DRNTU::Science::Chemistry::Physical chemistry::Molecular structure and bonding
url https://hdl.handle.net/10356/107025
http://hdl.handle.net/10220/25247
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