Evidence map›Paper›PMID 27484961›Full record

ArticleVisual neuroscience2016

Methods for investigating the local spatial anisotropy and the preferred orientation of cones in adaptive optics retinal images.

Robert F Cooper, Marco Lombardo, Joseph Carroll, Kenneth R Sloan, Giuseppe Lombardo

Abstract read
In one paragraph

Article in Visual neuroscience, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. Review
  2. Review
  3. Review
  4. Article
  5. Review
  6. Article
  7. Adaptive optics imaging of inherited retinal diseases.The British journal of ophthalmology · 2018
    Review
  8. Article
  9. Photoreceptor-Based Biomarkers in AOSLO Retinal Imaging.Investigative ophthalmology & visual science · 2017
    Review
  10. Article
  11. Article
  12. Article
  13. Review
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

5 authors.

Robert F CooperDepartment of Biomedical Engineering,Marquette University,53223 Milwaukee,Wisconsin.
Marco LombardoFondazione G.B. Bietti IRCCS,00198 Rome,Italy.
Joseph CarrollDepartment of Ophthalmology,Medical College of Wisconsin,53226 Milwaukee,Wisconsin.
Kenneth R SloanDepartment of Computer and Information Sciences,University of Alabama at Birmingham,35294 Birmingham,Alabama.
Giuseppe LombardoConsiglio Nazionale delle Ricerche,Istituto per i Processi Chimico-Fisici (CNR-IPCF),98158 Messina,Italy.

Funding

Clinical and Translational Science AwardUL1TR001436 · NCATS · MEDICAL COLLEGE OF WISCONSIN · PI FREED, JULIE K · 2015 to 2025
$47.5M
Clincal and Translational Science AwardUL1TR000055 · NCATS · MEDICAL COLLEGE OF WISCONSIN · PI SHAKER, REZA NONE · 2012 to 2015
$11.3M
MORPHOLOGY MODULEP30EY001931 · NEI · MEDICAL COLLEGE OF WISCONSIN · PI BURKE, JANICE M. · 1985 to 2016
$9.8M
Assessing Photoreceptor Structure and Function in Normal and Diseased RetinaeR01EY017607 · NEI · MEDICAL COLLEGE OF WISCONSIN · PI Joseph Carroll · 2008 to 2026
$8.3M
NCATS NIH HHS UL1 TR000055NCATS NIH HHS UL1 TR001436NEI NIH HHS P30 EY001931NEI NIH HHS R01 EY017607
6 · The paper itself

Abstract

The ability to noninvasively image the cone photoreceptor mosaic holds significant potential as a diagnostic for retinal disease. Central to the realization of this potential is the development of sensitive metrics for characterizing the organization of the mosaic. Here we evaluated previously-described and newly-developed (Fourier- and Radon-based) methods of measuring cone orientation in simulated and real images of the parafoveal cone mosaic. The proposed algorithms correlated well across both simulated and real mosaics, suggesting that each algorithm provides an accurate description of photoreceptor orientation. Despite high agreement between algorithms, each performed differently in response to image intensity variation and cone coordinate jitter. The integration property of the Fourier transform allowed the Fourier-based method to be resistant to cone coordinate jitter and perform the most robustly of all three algorithms. Conversely, when there is good image quality but unreliable cone identification, the Radon algorithm performed best. Finally, in cases where the cone coordinate reliability was excellent, the method previously described by Pum and colleagues performed best. These descriptors are complementary to conventional descriptive metrics of the cone mosaic, such as cell density and spacing, and have the potential to aid in the detection of photoreceptor pathology.

Indexed as

AlgorithmsDiagnostic Techniques, OphthalmologicalAdultAnisotropyCell CountDiagnostic ImagingFemaleFourier AnalysisHumansMaleOphthalmoscopyRetinal Cone Photoreceptor CellsAdaptive opticsAnisotropyCone metricsCone orientationCone photoreceptors

Identifiers

PMID27484961
PMCPMC5068353

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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.