Evidence map›Paper›PMID 26645916›Full record

ArticlePLoS biology2015

Neural Substrates Related to Motor Memory with Multiple Timescales in Sensorimotor Adaptation.

Sungshin Kim, Kenji Ogawa, Jinchi Lv, Nicolas Schweighofer, Hiroshi Imamizu

Abstract read
In one paragraph

Article in PLoS biology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers.

0numbers the graph read from it
0cells of the map it votes in
58citing 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

58 citing papers in PubMed.

  1. Trial
  2. Dissociating motor learning from recovery in exoskeleton training post-stroke.Journal of neuroengineering and rehabilitation · 2018
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  12. Meta-learning of human motor adaptation via the dorsal premotor cortex.Proceedings of the National Academy of Sciences of the United States of America · 2024
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Sungshin KimNeuroscience Graduate Program, University of Southern California, Los Angeles, California, United States of America.
Kenji OgawaCognitive Mechanisms Laboratories, Advanced Telecommunications Research Institute International, Keihanna Science City, Kyoto, Japan.
Jinchi LvData Sciences and Operations Department, Marshall School of Business, University of Southern California, Los Angeles, California, United States of America.
Nicolas SchweighoferDivision of Biokinesiology and Physical Therapy, University of Southern California, Los Angeles, California, United States of America.
Hiroshi ImamizuCognitive Mechanisms Laboratories, Advanced Telecommunications Research Institute International, Keihanna Science City, Kyoto, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recent computational and behavioral studies suggest that motor adaptation results from the update of multiple memories with different timescales. Here, we designed a model-based functional magnetic resonance imaging (fMRI) experiment in which subjects adapted to two opposing visuomotor rotations. A computational model of motor adaptation with multiple memories was fitted to the behavioral data to generate time-varying regressors of brain activity. We identified regional specificity to timescales: in particular, the activity in the inferior parietal region and in the anterior-medial cerebellum was associated with memories for intermediate and long timescales, respectively. A sparse singular value decomposition analysis of variability in specificities to timescales over the brain identified four components, two fast, one middle, and one slow, each associated with different brain networks. Finally, a multivariate decoding analysis showed that activity patterns in the anterior-medial cerebellum progressively represented the two rotations. Our results support the existence of brain regions associated with multiple timescales in adaptation and a role of the cerebellum in storing multiple internal models.

Indexed as

Adaptation, PhysiologicalMemory, Long-TermMemory, Short-TermModels, NeurologicalPsychomotor PerformanceAdultBrain MappingCerebellar NucleiFemaleFunctional LateralityHumansKineticsMagnetic Resonance ImagingMaleMiddle AgedMultivariate Analysis

Identifiers

PMID26645916
PMCPMC4672877

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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.