Evidence map›Paper›PMID 24349701›Full record

Articlei-Perception2013

Depth effect on lightness revisited: The role of articulation, proximity and fields of illumination.

Ana Radonjić, Alan L Gilchrist

Open access · goldAbstract read
In one paragraph

Article in i-Perception, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.8field-weighted citation impact, top 9% of its field
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

15 citing papers in PubMed, 29 citations in OpenAlex.

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  6. To compute lightness, illumination is not estimated, it is held constant.Journal of experimental psychology. Human perception and performance · 2018
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  8. The nature of instructional effects in color constancy.Journal of experimental psychology. Human perception and performance · 2016
    Article
  9. Illumination frame of reference in the object-reviewing paradigm: A case of luminance and lightness.Journal of experimental psychology. Human perception and performance · 2015
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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

2 authors at 2 institutions in 1 country.

Ana RadonjićDepartment of Psychology, University of Pennsylvania, 3401 Walnut St, Philadelphia, PA 19104, USA; e-mail: radonjic@sas.upenn.edu.
Alan L GilchristDepartment of Psychology, Rutgers University, 101 Warren St, Newark, NJ 07102, USA; e-mail: alan@psychology.rutgers.edu.
Rutgers, The State University of New Jersey · USUniversity of Pennsylvania · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The coplanar ratio principle proposes that when the luminance range in an image is larger than the canonical reflectance range of 30:1, the lightness of a target surface depends on the luminance ratio between that target and its adjacent coplanar neighbor (Gilchrist, 1980). This conclusion is based on experiments in which changes in the perceived target depth produced large changes in its perceived lightness without significantly altering the observers' retinal image. Using the same paradigm, we explored how this depth effect on lightness depends on display complexity (articulation), proximity of the target to its highest coplanar luminance and spatial distribution of fields of illumination. Importantly, our experiments allowed us to test differing predictions made by the anchoring theory (Gilchrist et al., 1999), the coplanar ratio principle, as well as other models. We report three main findings, generally consistent with anchoring theory predictions: (1) Articulation can substantially increase the depth effect. (2) Target lightness depends not on the adjacent luminance but on the highest coplanar luminance, irrespective of its position relative to the target. (3) When a plane contains multiple fields of illumination, target lightness depends on the highest luminance in its field of illumination, not on the highest coplanar luminance.

Indexed as

anchoringarticulationcoplanaritydepth perceptionframeworks of illuminationlightness perception

Identifiers

PMID24349701
PMCPMC3859559
OpenAlexW2151360781

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

None linked

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.