Discrimination of Hover Fly Species and Sexes by Wing Interference Signals

Abstract Remote automated surveillance of insect abundance and diversity is poised to revolutionize insect decline studies. The study reveals spectral analysis of thin‐film wing interference signals (WISs) can discriminate free‐flying insects beyond what can be accomplished by machine vision. Detect...

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Main Authors: Meng Li, Anna Runemark, Julio Hernandez, Jadranka Rota, Rune Bygebjerg, Mikkel Brydegaard
Format: Article
Language:English
Published: Wiley 2023-12-01
Series:Advanced Science
Subjects:
Online Access:https://doi.org/10.1002/advs.202304657
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author Meng Li
Anna Runemark
Julio Hernandez
Jadranka Rota
Rune Bygebjerg
Mikkel Brydegaard
author_facet Meng Li
Anna Runemark
Julio Hernandez
Jadranka Rota
Rune Bygebjerg
Mikkel Brydegaard
author_sort Meng Li
collection DOAJ
description Abstract Remote automated surveillance of insect abundance and diversity is poised to revolutionize insect decline studies. The study reveals spectral analysis of thin‐film wing interference signals (WISs) can discriminate free‐flying insects beyond what can be accomplished by machine vision. Detectable by photonic sensors, WISs are robust indicators enabling species and sex identification. The first quantitative survey of insect wing thickness and modulation through shortwave‐infrared hyperspectral imaging of 600 wings from 30 hover fly species is presented. Fringy spectral reflectance of WIS can be explained by four optical parameters, including membrane thickness. Using a Naïve Bayes Classifier with five parameters that can be retrieved remotely, 91% is achieved accuracy in identification of species and sexes. WIS‐based surveillance is therefore a potent tool for remote insect identification and surveillance.
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spelling doaj.art-5cd6f066864d4de98dfef755f26380f22023-12-07T04:08:35ZengWileyAdvanced Science2198-38442023-12-011034n/an/a10.1002/advs.202304657Discrimination of Hover Fly Species and Sexes by Wing Interference SignalsMeng Li0Anna Runemark1Julio Hernandez2Jadranka Rota3Rune Bygebjerg4Mikkel Brydegaard5Department of Physics Lund University Sölvegatan 14c Lund 22363 SwedenDepartment of Biology Lund University Sölvegatan 35 Lund 22362 SwedenNorsk Elektro Optikk Østensjøveien 34 Oslo 0667 NorwayBiological Museum, Department of Biology Lund University Sölvegatan 37 Lund 22362 SwedenBiological Museum, Department of Biology Lund University Sölvegatan 37 Lund 22362 SwedenDepartment of Physics Lund University Sölvegatan 14c Lund 22363 SwedenAbstract Remote automated surveillance of insect abundance and diversity is poised to revolutionize insect decline studies. The study reveals spectral analysis of thin‐film wing interference signals (WISs) can discriminate free‐flying insects beyond what can be accomplished by machine vision. Detectable by photonic sensors, WISs are robust indicators enabling species and sex identification. The first quantitative survey of insect wing thickness and modulation through shortwave‐infrared hyperspectral imaging of 600 wings from 30 hover fly species is presented. Fringy spectral reflectance of WIS can be explained by four optical parameters, including membrane thickness. Using a Naïve Bayes Classifier with five parameters that can be retrieved remotely, 91% is achieved accuracy in identification of species and sexes. WIS‐based surveillance is therefore a potent tool for remote insect identification and surveillance.https://doi.org/10.1002/advs.202304657biodiversityhover flyhyperspectralinsect wingwing interference signals (WISs)
spellingShingle Meng Li
Anna Runemark
Julio Hernandez
Jadranka Rota
Rune Bygebjerg
Mikkel Brydegaard
Discrimination of Hover Fly Species and Sexes by Wing Interference Signals
Advanced Science
biodiversity
hover fly
hyperspectral
insect wing
wing interference signals (WISs)
title Discrimination of Hover Fly Species and Sexes by Wing Interference Signals
title_full Discrimination of Hover Fly Species and Sexes by Wing Interference Signals
title_fullStr Discrimination of Hover Fly Species and Sexes by Wing Interference Signals
title_full_unstemmed Discrimination of Hover Fly Species and Sexes by Wing Interference Signals
title_short Discrimination of Hover Fly Species and Sexes by Wing Interference Signals
title_sort discrimination of hover fly species and sexes by wing interference signals
topic biodiversity
hover fly
hyperspectral
insect wing
wing interference signals (WISs)
url https://doi.org/10.1002/advs.202304657
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AT annarunemark discriminationofhoverflyspeciesandsexesbywinginterferencesignals
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AT jadrankarota discriminationofhoverflyspeciesandsexesbywinginterferencesignals
AT runebygebjerg discriminationofhoverflyspeciesandsexesbywinginterferencesignals
AT mikkelbrydegaard discriminationofhoverflyspeciesandsexesbywinginterferencesignals