Identification of pollen taxa by different microscopy techniques.

Melissopalynology is an important analytical method to identify botanical origin of honey. Pollen grain recognition is commonly performed by visual inspection by a trained person. An alternative method for visual inspection is automated pollen analysis based on the image analysis technique. Image an...

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Autores principales: Matej Pospiech, Zdeňka Javůrková, Pavel Hrabec, Pavel Štarha, Simona Ljasovská, Josef Bednář, Bohuslava Tremlová
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Publicado: Public Library of Science (PLoS) 2021
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Acceso en línea:https://doaj.org/article/32ea9df901794e90aa3cd81072fac9e4
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spelling oai:doaj.org-article:32ea9df901794e90aa3cd81072fac9e42021-12-02T20:08:41ZIdentification of pollen taxa by different microscopy techniques.1932-620310.1371/journal.pone.0256808https://doaj.org/article/32ea9df901794e90aa3cd81072fac9e42021-01-01T00:00:00Zhttps://doi.org/10.1371/journal.pone.0256808https://doaj.org/toc/1932-6203Melissopalynology is an important analytical method to identify botanical origin of honey. Pollen grain recognition is commonly performed by visual inspection by a trained person. An alternative method for visual inspection is automated pollen analysis based on the image analysis technique. Image analysis transfers visual information to mathematical descriptions. In this work, the suitability of three microscopic techniques for automatic analysis of pollen grains was studied. 2D and 3D morphological characteristics, textural and colour features, and extended depth of focus characteristics were used for the pollen discrimination. In this study, 7 botanical taxa and a total of 2482 pollen grains were evaluated. The highest correct classification rate of 93.05% was achieved using the phase contrast microscopy, followed by the dark field microscopy reaching 91.02%, and finally by the light field microscopy reaching 88.88%. The most significant discriminant characteristics were morphological (2D and 3D) and colour characteristics. Our results confirm the potential of using automatic pollen analysis to discriminate pollen taxa in honey. This work provides the basis for further research where the taxa dataset will be increased, and new descriptors will be studied.Matej PospiechZdeňka JavůrkováPavel HrabecPavel ŠtarhaSimona LjasovskáJosef BednářBohuslava TremlováPublic Library of Science (PLoS)articleMedicineRScienceQENPLoS ONE, Vol 16, Iss 9, p e0256808 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Matej Pospiech
Zdeňka Javůrková
Pavel Hrabec
Pavel Štarha
Simona Ljasovská
Josef Bednář
Bohuslava Tremlová
Identification of pollen taxa by different microscopy techniques.
description Melissopalynology is an important analytical method to identify botanical origin of honey. Pollen grain recognition is commonly performed by visual inspection by a trained person. An alternative method for visual inspection is automated pollen analysis based on the image analysis technique. Image analysis transfers visual information to mathematical descriptions. In this work, the suitability of three microscopic techniques for automatic analysis of pollen grains was studied. 2D and 3D morphological characteristics, textural and colour features, and extended depth of focus characteristics were used for the pollen discrimination. In this study, 7 botanical taxa and a total of 2482 pollen grains were evaluated. The highest correct classification rate of 93.05% was achieved using the phase contrast microscopy, followed by the dark field microscopy reaching 91.02%, and finally by the light field microscopy reaching 88.88%. The most significant discriminant characteristics were morphological (2D and 3D) and colour characteristics. Our results confirm the potential of using automatic pollen analysis to discriminate pollen taxa in honey. This work provides the basis for further research where the taxa dataset will be increased, and new descriptors will be studied.
format article
author Matej Pospiech
Zdeňka Javůrková
Pavel Hrabec
Pavel Štarha
Simona Ljasovská
Josef Bednář
Bohuslava Tremlová
author_facet Matej Pospiech
Zdeňka Javůrková
Pavel Hrabec
Pavel Štarha
Simona Ljasovská
Josef Bednář
Bohuslava Tremlová
author_sort Matej Pospiech
title Identification of pollen taxa by different microscopy techniques.
title_short Identification of pollen taxa by different microscopy techniques.
title_full Identification of pollen taxa by different microscopy techniques.
title_fullStr Identification of pollen taxa by different microscopy techniques.
title_full_unstemmed Identification of pollen taxa by different microscopy techniques.
title_sort identification of pollen taxa by different microscopy techniques.
publisher Public Library of Science (PLoS)
publishDate 2021
url https://doaj.org/article/32ea9df901794e90aa3cd81072fac9e4
work_keys_str_mv AT matejpospiech identificationofpollentaxabydifferentmicroscopytechniques
AT zdenkajavurkova identificationofpollentaxabydifferentmicroscopytechniques
AT pavelhrabec identificationofpollentaxabydifferentmicroscopytechniques
AT pavelstarha identificationofpollentaxabydifferentmicroscopytechniques
AT simonaljasovska identificationofpollentaxabydifferentmicroscopytechniques
AT josefbednar identificationofpollentaxabydifferentmicroscopytechniques
AT bohuslavatremlova identificationofpollentaxabydifferentmicroscopytechniques
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