The visual encoding of purely proprioceptive intermanual tasks is due to the need of transforming joint signals, not to their interhemispheric transfer

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The visual encoding of purely proprioceptive

intermanual tasks is due to the need of transforming

joint signals, not to their interhemispheric transfer

Léo Arnoux, Sebastien Fromentin, Dario Farotto, Mathieu Beraneck, Joseph

Mcintyre, Michele Tagliabue

To cite this version:

Léo Arnoux, Sebastien Fromentin, Dario Farotto, Mathieu Beraneck, Joseph Mcintyre, et al.. The visual encoding of purely proprioceptive intermanual tasks is due to the need of transforming joint signals, not to their interhemispheric transfer. Journal of Neurophysiology, American Physiological Society, 2017, 118 (3), pp.1598-1608. �10.1152/jn.00140.2017�. �hal-02111090�

Running Head:

Keywords:

Corresponding Author:

Intra Inter/Parallel Inter/Mirror Intra Inter/Mirror Inter/Parallel. per se

Intra Inter/Parallel Inter/Mirror Intra Inter/Mirror Inter/Parallel

Inter/Parallel Inter/Mirror Intra

Inter/Mirror Intra Inter/Parallel

per se

Intra Inter/Mirror Inter/Parallel

no visual landmarks visual landmarks

Bias

signed constant error

Bias

Bias

Accu

Contr

sign sign sign

Contr Prec res

res

Bias Accu

Contr Prec . Intra Inter/Mirror Inter/Parallel

no visual landmarks visual landmarks

Inter/Parallel

Sensory Conflict During Tilting of the Head:

Inter/Mirror Inter/Parallel

θ,

Err Θ

ith _{t Errt,i} θ_{t,i Θ}

Bias Err

Prec Bias Prec. Inter/Mirror Inter/Parallel a priori Inter Parallel

Accuracy: Intra Inter/Mirror Inter/Parallel Accu Bias: In Figure 5B Intra Inter/Mirror Inter/Parallel Bias Contraction: Inter/Parallel Contr Intra Inter/Mirror Contr Intra Inter/Mirror

Precision

Prec

Inter/Parallel Intra Inter/Mirror

Inter/Mirror

Intra Inter/Parallel

Bias Contr

Prec Intra

Inter/Parallel

Inter Mirror Inter Parallel

Intra Inter Inter/Mirror Intra Inter/Parallel INTER Inter/Mirror Inter/Parallel Intra Inter Precision Intra Inter Inter/Mirror Inter/Parallel

Inter/Parallel per se

Experiment 1 Intra Inter/Mirror Inter/Parallel Intra Inter/Mirror Inter/Parallel Inter Parallel Inter/Parallel Intra Inter/Mirror Inter/Parallel

Intra Inter/Mirror Inter/Parallel

Inter/Parallel Experiment 2 Inter/Mirror Inter/Parallel Inter/Mirror Inter/Parallel Intra Inter/Parallel Inter/Mirror

Inter Inter/Parallel

per se

Inter/Parallel Inter/Mirror

maximum likelihood principle

Mirror Parallel

Intra Inter/Mirror

Inter/Parallel

Mirror Parallel

Parallel Mirror

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Biol Cybern

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Curr Biol

J Neurosci Neural Computation

Prog Brain Res

J Neurosci Exp Brain Res

Biol Cybern

Journal of Experimental Psychology: Human Perception and Performance 21

Nat Neurosci

Exp Brain Res

Nat Rev Neurosci

Journal of Cognitive Neuroscience

Behav Brain Res

Behav Brain Res Trends Cogn Sci Front Comput Neurosci PLoS ONE Neurosci Lett J Neurosci 31

Exp Brain Res

Nature 423 , .

TABLES

Table 1

Acc Contr Prec

Accu Bias Contr Prec

FIGURES Figure 1: Intra Inter/Mirror Inter/Parallel Figure 2: Figure 3: Bias Accu Contr res Figure 4:

Figure 5:

Accu Bias

Contr Prec

Figure 6: Inter/Mirror Inter/Parallel

.

Figure 7 Inter/Mirror Inter/Parallel Intra Inter Prec Figure 8 Intra Inter/Mirror Intra Inter/Parallel Figure 9 φ φ π φ φ φ

Memorisation Response

Intra

Inter/Parallel

Inter/Mirror

Inter

hemisph. Joint-angletransform.

NO

NO

YES

NO

YES

YES

A

−45 −30 −15 0 15 30 45 −45 −30 −15 0 15 30 45 Target, Θ Response, θ mean Response, θ Target [ ° ] Resp onses [ ° ] Δθ<0 Response regression Δθ>0 res t,i

−50 0 50 Responses [ ° ] -45 -30 -15 0 15 30 45 Intra -45 -30 -15 0 15 30 45 Inter/Mirror -45 -30 -15 0 15 30 45 Inter/Parallel Target Response

2 6 10 −4 0 4 8 −4 0 4 2 4 6 Accuracy [ ° ] Bias [ ° ] Contraction [ ° ] Precision [ ° ] Intra Inter Mirror Inter Parallel *** ** ** *** *** *** *** Intra Inter Mirror Inter Parallel Intra Inter Mirror Inter Parallel Intra Inter Mirror Inter Parallel No Landmarks Landmarks

A

B

C

D

45° 3 0° 15° 0° -15°-30° -45_{° 4}5° 30° 15° 0° -15°-_30° -45_°

Inter/Mirror

Inter/Parallel

No Conflict

Conflict

Target

Deviation

Gravitational vertical Visual vertical

A

B

Response

Memorization

Delay

Memorization

Delay

Response

0 50 100

Inter/Mirror

Intra Inter/ParallelInter ** * * Resp oses De via tion % ** 9 11 13 Pr ecision [°] Inter/Mirror

Intra Inter/ParallelInter

*

*

Target Response

Intra

Inter/Parallel

Inter/Mirror

π V φ φ V

A

B