Evidence map›Paper›PMID 34772812›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2021

Divisive normalization unifies disparate response signatures throughout the human visual hierarchy.

Marco Aqil, Tomas Knapen, Serge O Dumoulin

Open access · hybridAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
3.3field-weighted citation impact, top 7% 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

27 citing papers in PubMed, 44 citations in OpenAlex.

  1. Article
  2. Article
  3. Inhibition benefits neural system identification.bioRxiv : the preprint server for biology · 2026
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  7. Distributed and drifting signals for working memory load in human cortex.bioRxiv : the preprint server for biology · 2025
    Article
  8. Article
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  11. Modeling neural contrast sensitivity functions in human visual cortex.Imaging neuroscience (Cambridge, Mass.) · 2025
    Article
  12. Review
  13. Article
  14. Article
  15. Characterizing Spatiotemporal Population Receptive Fields in Human Visual Cortex with fMRI.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2024
    Article
  16. Article
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  19. Review
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 2 institutions in 1 country.

Marco AqilSpinoza Centre for Neuroimaging, 1105 BK Amsterdam, Netherlands; m.aqil@spinozacentre.nl.ORCID 0000-0003-3361-3156
Tomas KnapenSpinoza Centre for Neuroimaging, 1105 BK Amsterdam, Netherlands.ORCID 0000-0001-5863-8689
Serge O DumoulinSpinoza Centre for Neuroimaging, 1105 BK Amsterdam, Netherlands.
Spinoza Centre for Neuroimaging · NLUtrecht University · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Neural processing is hypothesized to apply the same mathematical operations in a variety of contexts, implementing so-called canonical neural computations. Divisive normalization (DN) is considered a prime candidate for a canonical computation. Here, we propose a population receptive field (pRF) model based on DN and evaluate it using ultra-high-field functional MRI (fMRI). The DN model parsimoniously captures seemingly disparate response signatures with a single computation, superseding existing pRF models in both performance and biological plausibility. We observe systematic variations in specific DN model parameters across the visual hierarchy and show how they relate to differences in response modulation and visuospatial information integration. The DN model delivers a unifying framework for visuospatial responses throughout the human visual hierarchy and provides insights into its underlying information-encoding computations. These findings extend the role of DN as a canonical computation to neuronal populations throughout the human visual hierarchy.

Indexed as

HumansMagnetic Resonance ImagingModels, NeurologicalNeuronsPhotic StimulationVisual Cortexdivisive normalizationhuman visual cortexinformation-encoding modelspopulation receptive fieldsultra-high-field fMRI

Identifiers

PMID34772812
PMCPMC8609633
OpenAlexW3212088103

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.