Ordinal methods: Concepts, applications, new developments, and challenges—In memory of Karsten Keller (1961–2022)

JM Amigó, OA Rosso - Chaos: An Interdisciplinary Journal of Nonlinear …, 2023 - pubs.aip.org
In 2013, Karsten Keller, Jürgen Kurths, and one of us (JMA) guest edited an issue of the
European Physical Journal Special Topics, entitled Recent Progress in Symbolic Dynamics …

[HTML][HTML] Asymptotic distribution of entropies and Fisher information measure of ordinal patterns with applications

A Rey, AC Frery, J Gambini, M Lucini - Chaos, Solitons & Fractals, 2024 - Elsevier
We present the asymptotic distribution of the Rényi and Tsallis/Havrda–Charvát entropies
and the Fisher information measure of ordinal patterns embedding their serial correlation …

Asymptotic distribution of certain types of entropy under the multinomial law

AA Rey, AC Frery, M Lucini, J Gambini, ETC Chagas… - Entropy, 2023 - mdpi.com
Simple Summary We obtain expressions for the asymptotic distributions of the Rényi and
Tsallis of order q entropies, and Fisher information when computed on the maximum …

The asymptotic distribution of the permutation entropy

AA Rey, AC Frery, J Gambini, MM Lucini - Chaos: An Interdisciplinary …, 2023 - pubs.aip.org
Ordinal patterns serve as a robust symbolic transformation technique, enabling the unveiling
of latent dynamics within time series data. This methodology involves constructing …

Statistical properties of the entropy from ordinal patterns

ETC Chagas, AC Frery, J Gambini, MM Lucini… - … Journal of Nonlinear …, 2022 - pubs.aip.org
The ultimate purpose of the statistical analysis of ordinal patterns is to characterize the
distribution of the features they induce. In particular, knowing the joint distribution of the pair …

Analysis of signals from air conditioner compressors with ordinal patterns and machine learning

K Barbosa, AC Frery… - Journal of Low …, 2024 - journals.sagepub.com
Most machines are equipped with devices that monitor their operation. Air conditioners, in
particular, are routinely monitored through various measurements. A desirable outcome of …

Analysis of Signals from Air Conditioner Compressors with Ordinal Patterns

KB Costa, AC Frery - Journal of Physics: Conference Series, 2023 - iopscience.iop.org
Most machines have devices that monitor their operation. In particular, air conditioners are
routinely monitored through several measurements. A desirable outcome of such monitoring …

Characterizing Spatiotemporal Complex Patterns from Entropy Measures

LO Barauna, RA Sautter, RR Rosa, E Rempel… - 2024 - preprints.org
In addition to their importance in statistical thermodynamics, probabilistic entropy
measurements are crucial for understanding and analyzing complex systems, with diverse …

[PDF][PDF] ORLEANS UNIVERSITY

C Mailhes, AH France - researchgate.net
I am delighted to submit my dissertation for accreditation to supervise research in the field of
signal processing. This dissertation provides an overview of the research I have conducted …