Application of the refined multiscale permutation entropy method to fault detection of rolling bearing
Sign Up to like & getrecommendations! Published in 2021 at "Journal of The Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-021-02986-7
Abstract: To detect the fault status and identify the fault category of rolling bearings in a timely manner, a method based on refined composite multiscale permutation entropy (RCMPE) and a support vector machine is proposed. Multiscale… read more here.
Keywords: multiscale permutation; method; entropy; permutation entropy ... See more keywords
Research on the biophoton emission of wheat kernels based on permutation entropy
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2018.09.169
Abstract: Abstract For the study of nonlinear dynamic characteristics of Biophoton Emission signal of wheat kernels, the permutation entropy is introduced to distinguish normal kernels and infected ones. The utility of permutation entropy for wheat signal… read more here.
Keywords: permutation entropy; biophoton emission; wheat kernels; wheat ... See more keywords
Characterizing dynamics of absence seizure EEG with spatial-temporal permutation entropy
Sign Up to like & getrecommendations! Published in 2018 at "Neurocomputing"
DOI: 10.1016/j.neucom.2017.09.007
Abstract: Abstract Characterizing transient brain dynamics prior to seizures is a main challenge in absence epilepsy study. As brain is a chaos dynamical system, many complexity based methods have been used to track the dynamical changes… read more here.
Keywords: seizure; absence seizure; permutation entropy; mmpe ... See more keywords
ordpy: A Python package for data analysis with permutation entropy and ordinal network methods.
Sign Up to like & getrecommendations! Published in 2021 at "Chaos"
DOI: 10.1063/5.0049901
Abstract: Since Bandt and Pompe's seminal work, permutation entropy has been used in several applications and is now an essential tool for time series analysis. Beyond becoming a popular and successful technique, permutation entropy inspired a… read more here.
Keywords: analysis; permutation entropy; time series; permutation ... See more keywords
Generalized weighted permutation entropy.
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DOI: 10.1063/5.0107427
Abstract: A novel heuristic approach is proposed here for time series data analysis, dubbed Generalized weighted permutation entropy, which amalgamates and generalizes beyond their original scope two well established data analysis methods: Permutation entropy and Weighted… read more here.
Keywords: weighted permutation; permutation entropy; permutation; generalized weighted ... See more keywords
Multiscale two-dimensional permutation entropy to analyze encrypted images.
Sign Up to like & getrecommendations! Published in 2023 at "Chaos"
DOI: 10.1063/5.0130538
Abstract: Multiscale versions of weighted (and non-weighted) permutation entropy for two dimensions are considered in order to compare and analyze the results when different experiments are conducted. We propose the application of these measures to analyze… read more here.
Keywords: analyze encrypted; permutation entropy; encrypted images; multiscale two ... See more keywords
Permutation Entropy Thresholding: A Non-Linear Signal Processing Method for Islanding Detection
Sign Up to like & getrecommendations! Published in 2020 at "Iete Journal of Research"
DOI: 10.1080/03772063.2020.1863162
Abstract: A novel passive method based on Permutation Entropy (PE) is proposed for fast, efficient, and differential detection of islanding from other disturbance events in power system. The extremely remark... read more here.
Keywords: detection; permutation entropy; method; thresholding non ... See more keywords
Denatured recognition of biological tissue based on multi-scale phase weighted-permutation entropy during HIFU treatment
Sign Up to like & getrecommendations! Published in 2023 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/acd5f1
Abstract: In the course of high-intensity focused ultrasound (HIFU) treatment, the capacity to precisely recognize biological tissue that has been denatured is crucial to ensuring the security and availability of HIFU treatment. Multi-scale permutation entropy (MPE)… read more here.
Keywords: hifu treatment; multi scale; biological tissue; hifu ... See more keywords
Transition Permutation Entropy and Transition Dissimilarity Measure: Efficient Tools for Fault Detection of Railway Vehicle Systems
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Informatics"
DOI: 10.1109/tii.2021.3088415
Abstract: The ordinal pattern is an essential tool to extract the information in time series. However, little attention has been paid to the transition probability matrix of ordinal patterns, which affects the accuracy and comprehensiveness of… read more here.
Keywords: transition permutation; permutation entropy; dissimilarity; transition dissimilarity ... See more keywords
Partial Discharge Location Identification Using Permutation Entropy Based Instantaneous Energy Features
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2021.3121477
Abstract: Localization of partial discharge (PD) is a reliable and necessary technique for early prediction of impending failure in transformer windings. Different PD sources have diverse impacts on insulation, and PDs measured at different locations exhibit… read more here.
Keywords: permutation entropy; energy; instantaneous energy; localization ... See more keywords
A Rolling Bearing Fault Diagnosis Method Based on EMD and Quantile Permutation Entropy
Sign Up to like & getrecommendations! Published in 2019 at "Mathematical Problems in Engineering"
DOI: 10.1155/2019/3089417
Abstract: The vibration signals resulting from rolling bearings are nonlinear and nonstationary, and an approach for the fault diagnosis of rolling bearings using the quantile permutation entropy and EMD (empirical mode decomposition) is proposed. Firstly, the… read more here.
Keywords: fault diagnosis; permutation entropy; quantile permutation; permutation ... See more keywords