Hyperspectral reflectance of pristine, ocean weathered and biofouled plastics from a dry to wet and submerged state

Abstract High-quality spectral reference libraries are important for algorithm development and identification of diagnostic optical characteristics of target objects in earth observation monitoring applications. We present additional measurements conducted using hyperspectral sensor technologies in a laboratory and an outdoor setting to further extend high-quality data as well as diversity in available open-access spectral reference libraries. These observations involved gathering hyperspectral single-pixel-point and multipixel optical properties of a diverse set of plastic materials (e.g., ropes, nets, packaging, and personal protective equipment). Measurements of COVID-19 personal protective equipment were conducted to also further expand spectral reference datasets that could be useful in remote sensing the mismanaged waste in the natural environment that was generated during the pandemic. The sample set consisted of virgin polymers and ocean weathered and artificially biofouled objects of varying apparent colors, shapes, forms, thicknesses, and opacity. A Spectral Evolution spectroradiometer was used to collect hyperspectral reflectance single-pixel-point information from 280 to 2500 nm. Imaging was also performed using a Specim IQ hyperspectral camera from 400 to 1000 nm. Sampling underwater was completed in intervals of 0.005–0.215 m within a depth range covering 0.005–0.715 m. All optical measurements are available in open access for the laboratory experiment via 10.4121/769cc482-b104-4927-a94b-b16f6618c3b3 (de Vries and Garaba, 2023) and an outdoor campaign involving the biofouling samples via 10.4121/7c53b72a-be97-478b-9288-ff9c850de64b (de Vries et al., 2023).

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Hyperspectral reflectance of pristine, ocean weathered and biofouled plastics from a dry to wet and submerged state ; volume:15 ; number:12 ; year:2023 ; pages:5575-5596 ; extent:22
Earth system science data ; 15, Heft 12 (2023), 5575-5596 (gesamt 22)

Urheber
de Vries, Robin V. F.
Garaba, Shungudzemwoyo Pascal
Royer, Sarah-Jeanne

DOI
10.5194/essd-15-5575-2023
URN
urn:nbn:de:101:1-2023121403292974684046
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
15.08.2025, 07:23 MESZ

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