Evidence map›Paper›PMID 30669537›Full record

ArticleSensors (Basel, Switzerland)2019

Three-Dimensional Monitoring of Plant Structural Parameters and Chlorophyll Distribution.

Kenta Itakura, Itchoku Kamakura, Fumiki Hosoi

Abstract read
In one paragraph

Article in Sensors (Basel, Switzerland), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Article
  2. Article
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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

3 authors.

Kenta ItakuraGraduate School, University of Tokyo, Tokyo 113-8657, Japan. itakura-kenta095@g.ecc.u-tokyo.ac.jp.
Itchoku KamakuraGraduate School, University of Tokyo, Tokyo 113-8657, Japan. ik38@g.ecc.u-tokyo.ac.jp.
Fumiki HosoiGraduate School, University of Tokyo, Tokyo 113-8657, Japan. ahosoi@mail.ecc.u-tokyo.ac.jp.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Image analysis is widely used for accurate and efficient plant monitoring. Plants have complex three-dimensional (3D) structures; hence, 3D image acquisition and analysis is useful for determining the status of plants. Here, 3D images of plants were reconstructed using a photogrammetric approach, called "structure from motion". Chlorophyll content is an important parameter that determines the status of plants. Chlorophyll content was estimated from 3D images of plants with color information. To observe changes in the chlorophyll content and plant structure, a potted plant was kept for five days under a water stress condition and its 3D images were taken once a day. As a result, the normalized Red value and the chlorophyll content were correlated; a high R² value (0.81) was obtained. The absolute error of the chlorophyll content estimation in cross-validation studies was 4.0 × 10

Indexed as

ChlorophyllImaging, Three-DimensionalPlant LeavesSolanum melongenaTime FactorsChlorophyllazimuthal anglechlorophyll contentgrowth monitoringimage analysisleaf inclination angleplantremote sensingstructural parameterstructure from motionthree-dimensional (3D) imaging

Identifiers

PMID30669537
PMCPMC6359203

What OpenQuestion holds

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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.