Evidence map›Paper›PMID 25311389›Full record

ArticleExperimental brain research2015

Eye movements and manual interception of ballistic trajectories: effects of law of motion perturbations and occlusions.

Sergio Delle Monache, Francesco Lacquaniti, Gianfranco Bosco

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Article in Experimental brain research, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
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23citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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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

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3 · Its place in the literature

Who cites it

23 citing papers in PubMed.

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  9. Atypical visual motion prediction abilities in autism spectrum disorder.Clinical psychological science : a journal of the Association for Psychological Science · 2021
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4 · The record

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5 · Who and what money

Authors and funding

3 authors.

Sergio Delle MonacheNeuroscience Section, Department of Systems Medicine, University of Rome "Tor Vergata", Via Montpellier, 1, 00133, Rome, Italy.
Francesco Lacquaniti
Gianfranco Bosco

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Manual interceptions are known to depend critically on integration of visual feedback information and experience-based predictions of the interceptive event. Within this framework, coupling between gaze and limb movements might also contribute to the interceptive outcome, since eye movements afford acquisition of high-resolution visual information. We investigated this issue by analyzing subjects' head-fixed oculomotor behavior during manual interceptions. Subjects moved a mouse cursor to intercept computer-generated ballistic trajectories either congruent with Earth's gravity or perturbed with weightlessness (0 g) or hypergravity (2 g) effects. In separate sessions, trajectories were either fully visible or occluded before interception to enforce visual prediction. Subjects' oculomotor behavior was classified in terms of amounts of time they gazed at different visual targets and of overall number of saccades. Then, by way of multivariate analyses, we assessed the following: (1) whether eye movement patterns depended on targets' laws of motion and occlusions; and (2) whether interceptive performance was related to the oculomotor behavior. First, we found that eye movement patterns depended significantly on targets' laws of motion and occlusion, suggesting predictive mechanisms. Second, subjects coupled differently oculomotor and interceptive behavior depending on whether targets were visible or occluded. With visible targets, subjects made smaller interceptive errors if they gazed longer at the mouse cursor. Instead, with occluded targets, they achieved better performance by increasing the target's tracking accuracy and by avoiding gaze shifts near interception, suggesting that precise ocular tracking provided better trajectory predictions for the interceptive response.

Indexed as

AdultAnalysis of VarianceArmAttentionEye MovementsFemaleHumansMaleMotion PerceptionPhotic StimulationPsychomotor PerformanceSpace PerceptionYoung Adult

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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.