Evidence map›Paper›PMID 28590903›Full record

ArticleeLife2017

Contributions of local speech encoding and functional connectivity to audio-visual speech perception.

Bruno L Giordano, Robin A A Ince, Joachim Gross, Philippe G Schyns, Stefano Panzeri, Christoph Kayser

Abstract read
In one paragraph

Article in eLife, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing 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

31 citing papers in PubMed.

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  16. Crossmodal Phase Reset and Evoked Responses Provide Complementary Mechanisms for the Influence of Visual Speech in Auditory Cortex.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2020
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  20. Lip-Reading Enables the Brain to Synthesize Auditory Features of Unknown Silent Speech.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2020
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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.

Bruno L GiordanoInstitut de Neurosciences de la Timone UMR 7289, Aix Marseille Université - Centre National de la Recherche Scientifique, Marseille, France.ORCID 0000-0001-7002-0486
Robin A A InceInstitute of Neuroscience and Psychology, University of Glasgow, Glasgow, United Kingdom.ORCID 0000-0001-8427-0507
Joachim GrossInstitute of Neuroscience and Psychology, University of Glasgow, Glasgow, United Kingdom.
Philippe G SchynsInstitute of Neuroscience and Psychology, University of Glasgow, Glasgow, United Kingdom.
Stefano PanzeriNeural Computation Laboratory, Center for Neuroscience and Cognitive Systems, Istituto Italiano di Tecnologia, Rovereto, Italy.ORCID 0000-0003-1700-8909
Christoph KayserInstitute of Neuroscience and Psychology, University of Glasgow, Glasgow, United Kingdom.ORCID 0000-0001-7362-5704

Funding

Biotechnology and Biological Sciences Research Council BB/L027534/1Biotechnology and Biological Sciences Research Council BB/M009742/1Wellcome Trust 098433Wellcome Trust 107802Wellcome Trust 107802/Z/15/Z
6 · The paper itself

Abstract

Seeing a speaker's face enhances speech intelligibility in adverse environments. We investigated the underlying network mechanisms by quantifying local speech representations and directed connectivity in MEG data obtained while human participants listened to speech of varying acoustic SNR and visual context. During high acoustic SNR speech encoding by temporally entrained brain activity was strong in temporal and inferior frontal cortex, while during low SNR strong entrainment emerged in premotor and superior frontal cortex. These changes in local encoding were accompanied by changes in directed connectivity along the ventral stream and the auditory-premotor axis. Importantly, the behavioral benefit arising from seeing the speaker's face was not predicted by changes in local encoding but rather by enhanced functional connectivity between temporal and inferior frontal cortex. Our results demonstrate a role of auditory-frontal interactions in visual speech representations and suggest that functional connectivity along the ventral pathway facilitates speech comprehension in multisensory environments.

Indexed as

Auditory PerceptionSpeech PerceptionVisual PerceptionAdolescentAdultBrain MappingFemaleFrontal LobeHumansMagnetic Resonance ImagingMaleTemporal LobeYoung Adultaudio-visual speech entrainmentauditory systemdirected functional connectivityhumaninferior frontal gyrusmagnetoencephalographyneurosciencepremotor cortex

Identifiers

PMID28590903
PMCPMC5462535

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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.