Evidence map›Paper›PMID 26531782›Full record

ArticleScientific reports2015

Highly sensitive image-derived indices of water-stressed plants using hyperspectral imaging in SWIR and histogram analysis.

David M Kim, Hairong Zhang, Haiying Zhou, Tommy Du, Qian Wu, Todd C Mockler, Mikhail Y Berezin

Abstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 citing papers in PubMed.

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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

7 authors.

David M KimDepartment of Radiology, Washington University School of Medicine, St. Louis, MO 63110.
Hairong ZhangDepartment of Radiology, Washington University School of Medicine, St. Louis, MO 63110.
Haiying ZhouDepartment of Radiology, Washington University School of Medicine, St. Louis, MO 63110.
Tommy DuDepartment of Radiology, Washington University School of Medicine, St. Louis, MO 63110.
Qian WuDepartment of Radiology, Washington University School of Medicine, St. Louis, MO 63110.
Todd C MocklerDonald Danforth Plant Science Center, St. Louis, MO 63132.
Mikhail Y BerezinDepartment of Radiology, Washington University School of Medicine, St. Louis, MO 63110.

Funding

FLUORESCENCE SPECTROPHOTOMETER IN NIR RANGE FOR BIOLOGICAL AND MEDICAL APPLICATIOS10RR031621 · NCRR · WASHINGTON UNIVERSITY · PI BEREZIN, MIKHAIL Y. · 2011 to 2011
$292k
NCRR NIH HHS 1S10RR031621-01NCRR NIH HHS S10 RR031621
6 · The paper itself

Abstract

The optical signature of leaves is an important monitoring and predictive parameter for a variety of biotic and abiotic stresses, including drought. Such signatures derived from spectroscopic measurements provide vegetation indices - a quantitative method for assessing plant health. However, the commonly used metrics suffer from low sensitivity. Relatively small changes in water content in moderately stressed plants demand high-contrast imaging to distinguish affected plants. We present a new approach in deriving sensitive indices using hyperspectral imaging in a short-wave infrared range from 800 nm to 1600 nm. Our method, based on high spectral resolution (1.56 nm) instrumentation and image processing algorithms (quantitative histogram analysis), enables us to distinguish a moderate water stress equivalent of 20% relative water content (RWC). The identified image-derived indices 15XX nm/14XX nm (i.e. 1529 nm/1416 nm) were superior to common vegetation indices, such as WBI, MSI, and NDWI, with significantly better sensitivity, enabling early diagnostics of plant health.

Indexed as

DehydrationAlgorithmsBuxusDiagnostic ImagingDroughtsPlant LeavesSpectrum AnalysisStress, PhysiologicalWaterWater DeprivationWater

Identifiers

PMID26531782
PMCPMC4632122

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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.