Evidence map›Paper›PMID 32854821›Full record

ArticleApplied ergonomics2020

Measuring upper arm elevation using an inertial measurement unit: An exploration of sensor fusion algorithms and gyroscope models.

Howard Chen, Mark C Schall, Nathan B Fethke

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In one paragraph

Article in Applied ergonomics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 2 pooled it
–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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

15 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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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

3 authors.

Howard ChenDepartment of Mechanical Engineering, Auburn University, AL, USA. Electronic address: hzc0074@auburn.edu.
Mark C SchallDepartment of Industrial and Systems Engineering, Auburn University, AL, USA.
Nathan B FethkeDepartment of Occupational and Environmental Health, University of Iowa, Iowa City, IA, USA.

Funding

The Heartland Center for Occupational Health and Safety Education and Research CenterT42OH008491 · OH · UNIVERSITY OF IOWA · PI O'SHAUGHNESSY, PATRICK T · 2005 to 2025
$31.7M
Deep South Occupational Safety & Health Education & Research Center-SupplementT42OH008436 · OH · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI LUNGU, CLAUDIU T · 2005 to 2025
$28.8M
NIOSH CDC HHS K01 OH011183NIOSH CDC HHS T42 OH008436NIOSH CDC HHS T42 OH008491
6 · The paper itself

Abstract

Many sensor fusion algorithms for analyzing human motion information collected with inertial measurement units have been reported in the scientific literature. Selecting which algorithm to use can be a challenge for ergonomists that may be unfamiliar with the strengths and limitations of the various options. In this paper, we describe fundamental differences among several algorithms, including differences in sensor fusion approach (e.g., complementary filter vs. Kalman Filter) and gyroscope error modeling (i.e., inclusion or exclusion of gyroscope bias). We then compare different sensor fusion algorithms considering the fundamentals discussed using laboratory-based measurements of upper arm elevation collected under three motion speeds. Results indicate peak displacement errors of <4.5° with a computationally efficient, non-proprietary complementary filter that did not account for gyroscope bias during each of the one-minute trials. Controlling for gyroscope bias reduced peak displacement errors to <3.0°. The complementary filters were comparable (<1° peak displacement difference) to the more complex Kalman filters.

Indexed as

AlgorithmsModels, StatisticalAccelerometryArmBiomechanical PhenomenaHumansMotionOccupational ExposureComplementary filterInclinometerInertial-based motion captureInertial measurement unitsKalman filter

Identifiers

PMID32854821
PMCPMC9605636

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Registered trials

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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.