Evidence map›Paper›PMID 32973481›Full record

ArticleFrontiers in neurorobotics2020

Analysis of the EEG Rhythms Based on the Empirical Mode Decomposition During Motor Imagery When Using a Lower-Limb Exoskeleton. A Case Study.

Mario Ortiz, Eduardo Iáñez, José L Contreras-Vidal, José M Azorín

Registry-linked trialAbstract read
In one paragraph

Article in Frontiers in neurorobotics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04995367 (BCI-Based Control for Ankle Exoskeleton T-FLEX), which is not on this map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT04995367 nacompletednot on this mapstarted 2021, after this paper: background citation

BCI-Based Control for Ankle Exoskeleton T-FLEX: Comparison of Visual and Haptic Feedback With Stroke Survivors

TypeinterventionalSponsorCorporación de Rehabilitación Club de Leones Cruz del SurRan2021 to 2021Enrolled5ConditionsStrokeArmsImplementation of a BCI system integrated to the T-FLEX lower-limb exoskeleton in post-stroke patients.
3 · Its place in the literature

Who cites it

17 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Mario OrtizBrain-Machine Interface Systems Lab, Miguel Hernández University of Elche, Elche, Spain.
Eduardo IáñezBrain-Machine Interface Systems Lab, Miguel Hernández University of Elche, Elche, Spain.
José L Contreras-VidalLaboratory for Non-Invasive Brain Machine Interfaces, Department of Electrical and Computer Engineering, University of Houston, Houston, TX, United States.
José M AzorínBrain-Machine Interface Systems Lab, Miguel Hernández University of Elche, Elche, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The use of brain-machine interfaces in combination with robotic exoskeletons is usually based on the analysis of the changes in power that some brain rhythms experience during a motion event. However, this variation in power is frequently obtained through frequency filtering and power estimation using the Fourier analysis. This paper explores the decomposition of the brain rhythms based on the Empirical Mode Decomposition, as an alternative for the analysis of electroencephalographic (EEG) signals, due to its adaptive capability to the local oscillations of the data, showcasing it as a viable tool for future BMI algorithms based on motor related events.

Indexed as

brain-machine interfaceelectroencephalographyempirical mode decompositionexoskeletonfrequency analysismotor imagery

Identifiers

PMID32973481
PMCPMC7482655

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.