Evidence map›Paper›PMID 33106484›Full record

ArticleNature communications2020

Vortex phase matching as a strategy for schooling in robots and in fish.

Liang Li, Máté Nagy, Jacob M Graving, Joseph Bak-Coleman, Guangming Xie, Iain D Couzin

Abstract read
In one paragraph

Article in Nature communications, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing 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.

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

40 citing papers in PubMed.

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  10. Interfacial vortex recapture enhances thrust in tiny water skaters.bioRxiv : the preprint server for biology · 2025
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  12. Review
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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

6 authors.

Liang LiDepartment of Collective Behaviour, Max Planck Institute of Animal Behavior, Konstanz, Germany.ORCID 0000-0002-2447-6295
Máté NagyDepartment of Collective Behaviour, Max Planck Institute of Animal Behavior, Konstanz, Germany. nagymate@hal.elte.hu.ORCID 0000-0001-8817-087X
Jacob M GravingDepartment of Collective Behaviour, Max Planck Institute of Animal Behavior, Konstanz, Germany.ORCID 0000-0002-5826-467X
Joseph Bak-ColemanDepartment of Ecology and Evolutionary Biology, Princeton University, Princeton, NJ, USA.ORCID 0000-0002-7590-3824
Guangming XieState Key Laboratory for Turbulence and Complex Systems, and Intelligent Biomimetic Design Lab, College of Engineering, Peking University, Beijing, P. R. China. xiegming@pku.edu.cn.ORCID 0000-0001-6504-0087
Iain D CouzinDepartment of Collective Behaviour, Max Planck Institute of Animal Behavior, Konstanz, Germany. icouzin@ab.mpg.de.ORCID 0000-0001-8556-4558

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

It has long been proposed that flying and swimming animals could exploit neighbour-induced flows. Despite this it is still not clear whether, and if so how, schooling fish coordinate their movement to benefit from the vortices shed by others. To address this we developed bio-mimetic fish-like robots which allow us to measure directly the energy consumption associated with swimming together in pairs (the most common natural configuration in schooling fish). We find that followers, in any relative position to a near-neighbour, could obtain hydrodynamic benefits if they exhibit a tailbeat phase difference that varies linearly with front-back distance, a strategy we term 'vortex phase matching'. Experiments with pairs of freely-swimming fish reveal that followers exhibit this strategy, and that doing so requires neither a functioning visual nor lateral line system. Our results are consistent with the hypothesis that fish typically, but not exclusively, use vortex phase matching to save energy.

Indexed as

AnimalsBiomechanical PhenomenaBiomimeticsFishesHydrodynamicsLateral Line SystemRoboticsSwimming

Identifiers

PMID33106484
PMCPMC7588453

What OpenQuestion holds

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LicenceCC BY
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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.