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Raquel Alves de Oliveira
Raquel Alves de Oliveira
National Land Survey of Finland
Hyperspectral imaging
Remote sensing
Calibration
Radiometric calibration
Irradiance
4
Papers
30
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Direct reflectance transformation methodology for drone-based hyperspectral imaging
2021
Remote Sensing of Environment
Juha Suomalainen
Raquel Alves de Oliveira
Teemu Hakala
Niko Koivumäki
Lauri Markelin
Roope Näsi
Eija Honkavaara
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Machine learning estimators for the quantity and quality of grass swards used for silage production using drone-based imaging spectrometry and photogrammetry
2020
Remote Sensing of Environment
Raquel Alves de Oliveira
Roope Näsi
Oiva Niemeläinen
Laura Nyholm
Katja Alhonoja
Jere Kaivosoja
Lauri Jauhiainen
Niko Viljanen
Somayeh Nezami
Lauri Markelin
Teemu Hakala
Eija Honkavaara
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Citations (20)
METHODOLOGY FOR DIRECT REFLECTANCE MEASUREMENT FROM A DRONE: SYSTEM DESCRIPTION, RADIOMETRIC CALIBRATION AND LATEST RESULTS
2018
ISPRS - International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Lauri Markelin
Juha Suomalainen
Teemu Hakala
Raquel Alves de Oliveira
Niko Viljanen
Roope Näsi
Barry Scott
Theo Theocharous
Claire Greenwell
Nigel Fox
E. Honkavaara
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Citations (3)
OPTIMIZING RADIOMETRIC PROCESSING AND FEATURE EXTRACTION OF DRONE BASED HYPERSPECTRAL FRAME FORMAT IMAGERY FOR ESTIMATION OF YIELD QUANTITY AND QUALITY OF A GRASS SWARD
2018
ISPRS - International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Roope Näsi
Niko Viljanen
Raquel Alves de Oliveira
Jere Kaivosoja
Oiva Niemeläinen
Teemu Hakala
Lauri Markelin
Somayeh Nezami
Juha Suomalainen
E. Honkavaara
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Citations (7)
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