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经验模态分解(EMD):Python 中的经验模态分解与希尔伯特 - 黄谱分析

EMD: Empirical Mode Decomposition and Hilbert-Huang Spectral Analyses in Python.

作者信息

Quinn Andrew J, Lopes-Dos-Santos Vitor, Dupret David, Nobre Anna Christina, Woolrich Mark W

机构信息

Oxford Centre for Human Brain Activity, Wellcome Centre for Integrative Neuroimaging, Department of Psychiatry, University of Oxford, Oxford, UK.

Medical Research Council Brain Network Dynamics Unit, Nuffield Department of Clinical Neurosciences, University of Oxford, Oxford, OX1 3TH, United Kingdom.

出版信息

J Open Source Softw. 2021 Mar 31;6(59). doi: 10.21105/joss.02977.

DOI:10.21105/joss.02977
PMID:33855259
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC7610596/
Abstract

The Empirical Mode Decomposition (EMD) package contains Python (>=3.5) functions for analysis of non-linear and non-stationary oscillatory time series. EMD implements a family of sifting algorithms, instantaneous frequency transformations, power spectrum construction and single-cycle feature analysis. These implementations are supported by online documentation containing a range of practical tutorials.

摘要

经验模态分解(EMD)软件包包含用于分析非线性和非平稳振荡时间序列的Python(>=3.5)函数。EMD实现了一系列筛选算法、瞬时频率变换、功率谱构建和单周期特征分析。这些实现由包含一系列实用教程的在线文档提供支持。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b712/7610596/901d24894cf9/EMS121787-f004.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b712/7610596/e7305ab96045/EMS121787-f001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b712/7610596/5b88a34e7948/EMS121787-f002.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b712/7610596/a1585e65f581/EMS121787-f003.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b712/7610596/901d24894cf9/EMS121787-f004.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b712/7610596/e7305ab96045/EMS121787-f001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b712/7610596/5b88a34e7948/EMS121787-f002.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b712/7610596/a1585e65f581/EMS121787-f003.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b712/7610596/901d24894cf9/EMS121787-f004.jpg

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本文引用的文献

1
On Holo-Hilbert spectral analysis: a full informational spectral representation for nonlinear and non-stationary data.关于全息希尔伯特谱分析:一种用于非线性和非平稳数据的全信息谱表示。
Philos Trans A Math Phys Eng Sci. 2016 Apr 13;374(2065):20150206. doi: 10.1098/rsta.2015.0206.