Evidence map›Paper›PMID 40917887›Full record

Articlei-Perception

The illusory perception of occluded space as empty depends on the occluded area.

Pierre-Pascal Forster, Simon J Hazenberg, Vebjørn Ekroll, Rob van Lier

Abstract read
In one paragraph

Article in i-Perception. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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

4 authors.

Pierre-Pascal ForsterDonders Institute for Brain, Cognition, and Behaviour, Radboud University, Nijmegen, The Netherlands.ORCID https://orcid.org/0009-0002-5105-3201
Simon J HazenbergDonders Institute for Brain, Cognition, and Behaviour, Radboud University, Nijmegen, The Netherlands.ORCID https://orcid.org/0009-0006-7408-0500
Vebjørn EkrollDepartment of Psychosocial Science, University of Bergen, Bergen, Norway This paper has been awarded the Early Career Best Paper Prize.ORCID https://orcid.org/0000-0002-9383-7322
Rob van LierDonders Institute for Brain, Cognition, and Behaviour, Radboud University, Nijmegen, The Netherlands.ORCID https://orcid.org/0000-0002-4705-5725

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Some occluders evoke the compelling impression that the space behind them is empty. Stage magicians use this illusion of absence to produce objects out of thin air. The generic view principle predicts that the illusion of absence should increase with decreasing occluder size. We investigated this prediction in experiments where participants saw a partly occluded scene and the same scene without the occluder, revealing a piece of fruit. They then rated (1) how easy it felt to imagine that the fruit was hidden behind the occluder and (2) how likely they thought it was that the fruit was hidden behind the occluder. Both ratings increased with increasing occluder area. This shows that the illusion of absence increases with decreasing occluder area, as predicted by the generic view principle. These findings could provide a starting point for future studies aiming to understand and prevent road accidents involving obstructions of view.

Indexed as

generic view principleillusion of absencemagicobstruction of viewocclusionperceptionroad accidents

Identifiers

PMID40917887
PMCPMC12411715

What OpenQuestion holds

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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.