Evidence map›Paper›PMID 39633233›Full record

ArticleBehavior research methods2024

Enhancing eye tracking for nonhuman primates and other subjects unable to follow instructions: Adaptive calibration and validation of Tobii eye trackers with the Titta toolbox.

Diederick C Niehorster, Will Whitham, Benjamin R Lake, Steven J Schapiro, Ian M Andolina, Jessica L Yorzinski

Abstract readValidation Study
In one paragraph

Article in Behavior research methods, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

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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.

Diederick C NiehorsterLund University Humanities Lab, Lund University, Box 201, 221 00, Lund, Sweden. diederick_c.niehorster@humlab.lu.se.ORCID 0000-0002-4672-8756
Will WhithamDepartment of Psychology and Special Education, Texas A&M University - Commerce, Commerce, TX, USA.
Benjamin R LakeEcology and Evolutionary Biology Program, Texas A&M University, College Station, TX, USA.
Steven J SchapiroDepartment of Comparative Medicine, UT MD Anderson Cancer Center, Bastrop, TX, USA.
Ian M AndolinaInstitute of Neuroscience, State Key Laboratory of Neuroscience, Key Laboratory of Primate Neurobiology, Center for Excellence in Brain Science and Intelligence Technology, Chinese Academy of Sciences, Shanghai, 200031, China.ORCID 0000-0001-9985-3414
Jessica L YorzinskiEcology and Evolutionary Biology Program, Texas A&M University, College Station, TX, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Accurate eye tracking is crucial for gaze-dependent research, but calibrating eye trackers in subjects who cannot follow instructions, such as human infants and nonhuman primates, presents a challenge. Traditional calibration methods rely on verbal instructions, which are ineffective for these populations. To address this, researchers often use attention-grabbing stimuli in known locations; however, existing software for video-based calibration is often proprietary and inflexible. We introduce an extension to the open-source toolbox Titta-a software package integrating desktop Tobii eye trackers with PsychToolbox experiments-to facilitate custom video-based calibration. This toolbox extension offers a flexible platform for attracting attention, calibrating using flexible point selection, and validating the calibration. The toolbox has been refined through extensive use with chimpanzees, baboons, and macaques, demonstrating its effectiveness across species. Our adaptive calibration and validation procedures provide a standardized method for achieving more accurate gaze tracking, enhancing gaze accuracy across diverse species.

Indexed as

Eye-Tracking TechnologySoftwareAnimalsAttentionCalibrationEye MovementsFixation, OcularHumansMacacaMalePan troglodytesPapioPrimatesApesCalibrationEquipment interfaceEye movementsEye trackingInfantsMonkeysPrimatesTobiiValidation

Identifiers

PMID39633233
PMCPMC11618154

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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.