Evidence map›Paper›PMID 26951664›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2016

Computer vision cracks the leaf code.

Peter Wilf, Shengping Zhang, Sharat Chikkerur, Stefan A Little, Scott L Wing, Thomas Serre

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
46.6field-weighted citation impact, top 1% 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

39 citing papers in PubMed, 133 citations in OpenAlex.

  1. Article
  2. CRAFT: Concept Recursive Activation FacTorization for Explainability.Proceedings. IEEE Computer Society Conference on Computer Vision and Pattern Recognition · 2023
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  16. High-ThroughputFrontiers in plant science · 2020
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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 at 5 institutions in 3 countries.

Peter WilfDepartment of Geosciences, Pennsylvania State University, University Park, PA 16802; pwilf@psu.edu s.zhang@hit.edu.cn thomas_serre@brown.edu.
Shengping ZhangDepartment of Cognitive, Linguistic and Psychological Sciences, Brown Institute for Brain Science, Brown University, Providence, RI 02912; School of Computer Science and Technology, Harbin Institute of Technology, Weihai 264209, Shandong, People's Republic of China; pwilf@psu.edu s.zhang@hit.edu.cn thomas_serre@brown.edu.
Sharat ChikkerurAzure Machine Learning, Microsoft, Cambridge, MA 02142;
Stefan A LittleDepartment of Geosciences, Pennsylvania State University, University Park, PA 16802; Laboratoire Ecologie, Systématique et Evolution, Université Paris-Sud, 91405 Orsay Cedex, France;
Scott L WingDepartment of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, DC 20013.
Thomas SerreDepartment of Cognitive, Linguistic and Psychological Sciences, Brown Institute for Brain Science, Brown University, Providence, RI 02912; pwilf@psu.edu s.zhang@hit.edu.cn thomas_serre@brown.edu.
Brown Institute for Media Innovation · USÉcologie, Systématique et Évolution · FRMicrosoft (United States) · USNational Museum of Natural History · USPennsylvania State University · US

Funding

Brain Science Computer ClusterS10OD016366 · OD · BROWN UNIVERSITY · PI DONOGHUE, JOHN P · 2013 to 2013
$600k
NIH HHS S10 OD016366
6 · The paper itself

Abstract

Understanding the extremely variable, complex shape and venation characters of angiosperm leaves is one of the most challenging problems in botany. Machine learning offers opportunities to analyze large numbers of specimens, to discover novel leaf features of angiosperm clades that may have phylogenetic significance, and to use those characters to classify unknowns. Previous computer vision approaches have primarily focused on leaf identification at the species level. It remains an open question whether learning and classification are possible among major evolutionary groups such as families and orders, which usually contain hundreds to thousands of species each and exhibit many times the foliar variation of individual species. Here, we tested whether a computer vision algorithm could use a database of 7,597 leaf images from 2,001 genera to learn features of botanical families and orders, then classify novel images. The images are of cleared leaves, specimens that are chemically bleached, then stained to reveal venation. Machine learning was used to learn a codebook of visual elements representing leaf shape and venation patterns. The resulting automated system learned to classify images into families and orders with a success rate many times greater than chance. Of direct botanical interest, the responses of diagnostic features can be visualized on leaf images as heat maps, which are likely to prompt recognition and evolutionary interpretation of a wealth of novel morphological characters. With assistance from computer vision, leaves are poised to make numerous new contributions to systematic and paleobotanical studies.

Indexed as

Machine LearningPlant Leavescomputer visionleaf architectureleaf venationpaleobotanysparse coding

Identifiers

PMID26951664
PMCPMC4812720
OpenAlexW2299597245

What OpenQuestion holds

Textmetadata
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.