ULLAH, Sajid, Michael HENKE, N. NARISETTI, K. PANZAROVA, M. TRTILEK, Jan HEJÁTKO and E. GLADILIN. Towards Automated Analysis of Grain Spikes in Greenhouse Images Using Neural Network Approaches: A Comparative Investigation of Six Methods. IEEE Sensors Journal. BASEL: IEEE Sensors Council, 2021, vol. 21, No 22, p. „7441“, 22 pp. ISSN 1424-8220. Available from: https://dx.doi.org/10.3390/s21227441.
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Basic information
Original name Towards Automated Analysis of Grain Spikes in Greenhouse Images Using Neural Network Approaches: A Comparative Investigation of Six Methods
Authors ULLAH, Sajid (586 Pakistan, belonging to the institution), Michael HENKE (276 Germany, belonging to the institution), N. NARISETTI, K. PANZAROVA, M. TRTILEK, Jan HEJÁTKO (203 Czech Republic, guarantor, belonging to the institution) and E. GLADILIN.
Edition IEEE Sensors Journal, BASEL, IEEE Sensors Council, 2021, 1424-8220.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10406 Analytical chemistry
Country of publisher Switzerland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 3.847
RIV identification code RIV/00216224:14740/21:00124192
Organization unit Central European Institute of Technology
Doi http://dx.doi.org/10.3390/s21227441
UT WoS 000726906200001
Keywords in English high-throughput plant image analysis; spike detection; spike segmentation; deep learning; automated plant phenotyping
Tags rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Pavla Foltynová, Ph.D., učo 106624. Changed: 18/5/2022 13:35.
Abstract
Automated analysis of small and optically variable plant organs, such as grain spikes, is highly demanded in quantitative plant science and breeding. Previous works primarily focused on the detection of prominently visible spikes emerging on the top of the grain plants growing in field conditions. However, accurate and automated analysis of all fully and partially visible spikes in greenhouse images renders a more challenging task, which was rarely addressed in the past. A particular difficulty for image analysis is represented by leaf-covered, occluded but also matured spikes of bushy crop cultivars that can hardly be differentiated from the remaining plant biomass. To address the challenge of automated analysis of arbitrary spike phenotypes in different grain crops and optical setups, here, we performed a comparative investigation of six neural network methods for pattern detection and segmentation in RGB images, including five deep and one shallow neural network. Our experimental results demonstrate that advanced deep learning methods show superior performance, achieving over 90% accuracy by detection and segmentation of spikes in wheat, barley and rye images. However, spike detection in new crop phenotypes can be performed more accurately than segmentation. Furthermore, the detection and segmentation of matured, partially visible and occluded spikes, for which phenotypes substantially deviate from the training set of regular spikes, still represent a challenge to neural network models trained on a limited set of a few hundreds of manually labeled ground truth images. Limitations and further potential improvements of the presented algorithmic frameworks for spike image analysis are discussed. Besides theoretical and experimental investigations, we provide a GUI-based tool (SpikeApp), which shows the application of pre-trained neural networks to fully automate spike detection, segmentation and phenotyping in images of greenhouse-grown plants.
Links
EF16_026/0008446, research and development projectName: Integrace signálu a epigenetické reprogramování pro produktivitu rostlin
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