Evidence map›Paper›PMID 40672872›Full record

ArticleFrontiers in neuroscience2025

Refined analysis of the Speech-to-Speech Synchronization task reveals subharmonic synchronization.

Simon Bross, Andrea Hofmann, Kathleen Schneider, Isabell Wartenburger

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Article in Frontiers in neuroscience, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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4 · The record

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5 · Who and what money

Authors and funding

4 authors.

Simon BrossDepartment of Linguistics, Cognitive Sciences, University of Potsdam, Potsdam, Germany.
Andrea HofmannDepartment of Linguistics, Cognitive Sciences, University of Potsdam, Potsdam, Germany.
Kathleen SchneiderDepartment of Linguistics, Cognitive Sciences, University of Potsdam, Potsdam, Germany.
Isabell WartenburgerDepartment of Linguistics, Cognitive Sciences, University of Potsdam, Potsdam, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The Speech-to-Speech Synchronization task is a well-established behavioral approach to assess individual differences in auditory-motor synchronization. In this task, participants listen to a series of syllables that progressively increase in frequency, while simultaneously whispering the syllable /ta/ to synchronize with the rhythm of the incoming syllables. In our study, we replicated the bimodal distribution of high- and low-synchronizers in a sample of native German speakers. We present a refined analysis pipeline based on existing analysis scripts, address minor task-related issues and observations, and incorporate new analysis features such as the removal of silent gaps. Crucially, our analysis revealed that (sub-)harmonic interactions can emerge during various stages of synchronization and its assessment, obscured by the synchronization measurement. Subharmonic synchronizers were found to produce the /ta/-syllables to only every second or third incoming syllable which can result in deceptively high Phase Locking Values, thus challenging the conceptualization of low- and high-synchronizers. Our data analysis is available at OSF.

Indexed as

auditory-motor synchronizationhierarchical temporal processingneural entrainmentPhase Locking Value (PLV)sensorimotor synchronizationspeech processingSpeech-to-Speech Synchronizationsubharmonic synchronization

Identifiers

PMID40672872
PMCPMC12263569

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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.