Study of surface brightness from backscattered laser intensity: calibration of laser data. - Sanna Kaasalainen; Eero Ahokas; Juha Hyyppä; Juha Suomalainen (IEEE Geosci. Remote. Sens. Lett., 2005)

Reflectance spectroradiometer measurement system in 30 meter mast for validating satellite images. - Timo Sukuvaara; Jouni Pulliainen; Esko Kyrö; Hanne Suokanerva; Pauli Heikkinen; Juha Suomalainen (IGARSS, 2007)

SNORTEX (Snow Reflectance Transition Experiment): Remote Sensing Measurement of the Dynamic Properties of the Boreal Snow-forest in Support to Climate and Weather Forecast: Report of IOP-2008. - Jean-Louis Roujean; Terhikki Manninen; Anna Kontu; Jouni Peltoniemi; Olivier Hautecoeur; Aku Riihelä; Panu Lahtinen; Niilo Siljamo; Hanne Suokanerva; Timo Sukuvaara; Sanna Kaasalainen; Osmo Aulamo; et al. (IGARSS (2), 2009)

Polarised Multiangular Reflectance Measurements Using the Finnish Geodetic Institute Field Goniospectrometer. - Juha Suomalainen; Teemu Hakala; Jouni Peltoniemi; Eetu Puttonen (Sensors, 2009)

Radiometric Calibration of LIDAR Intensity With Commercially Available Reference Targets. - Sanna Kaasalainen; Hannu Hyyppä; Antero Kukko; Paula Litkey; Eero Ahokas; Juha Hyyppä; Hubert Lehner; Anttoni Jaakkola; Juha Suomalainen; Altti Akujärvi; Mikko Kaasalainen; Ulla Pyysalo (IEEE Trans. Geosci. Remote. Sens., 2009)

Measurement of Reflectance Properties of Asphalt Surfaces and Their Usability as Reference Targets for Aerial Photos. - Eetu Puttonen; Juha Suomalainen; Teemu Hakala; Jouni Peltoniemi (IEEE Trans. Geosci. Remote. Sens., 2009)

Active hyperspectral LIDAR methods for object classification. - Sanna Kaasalainen; Juha Suomalainen; Teemu Hakala; Yuwei Chen; Esa Räikkönen; Eetu Puttonen; Harri Kaartinen (WHISPERS, 2010)

Acquisition of Bidirectional Reflectance Factor Dataset Using a Micro Unmanned Aerial Vehicle and a Consumer Camera. - Teemu Hakala; Juha Suomalainen; Jouni I. Peltoniemi (Remote. Sens., 2010)

Analysis of Properties of Reflectance Reference Targets for Permanent Radiometric Test Sites of High Resolution Airborne Imaging Systems. - Eija Honkavaara; Teemu Hakala; Jouni Peltoniemi; Juha Suomalainen; Eero Ahokas; Lauri Markelin (Remote. Sens., 2010)

Land Surface Albedos Computed from BRF Measurements with a Study of Conversion Formulae. - Jouni I. Peltoniemi; Terhikki Manninen; Juha Suomalainen; Teemu Hakala; Eetu Puttonen; Aku Riihelä (Remote. Sens., 2010)

Two-channel Hyperspectral LiDAR with a Supercontinuum Laser Source. - Yuwei Chen; Esa Räikkönen; Sanna Kaasalainen; Juha Suomalainen; Teemu Hakala; Juha Hyyppä; Ruizhi Chen (Sensors, 2010)

An historical empirical line method for the retrieval of surface reflectance factor from multi-temporal SPOT HRV, HRVIR and HRG multispectral satellite imagery. - Barnaby Clark; Juha Suomalainen; Petri Pellikka (Int. J. Appl. Earth Obs. Geoinformation, 2011)

A light-weight hyperspectral mapping system for unmanned aerial vehicles - The first results. - Juha Suomalainen; Niels S. Anders; Shahzad Iqbal; Jappe Franke; Philip Wenting; Harm M. Bartholomeus; Rolf Becker; Lammert Kooistra (WHISPERS, 2013)

Classification of Spruce and Pine Trees Using Active Hyperspectral LiDAR. - Jari Vauhkonen; Teemu Hakala; Juha Suomalainen; Sanna Kaasalainen; Olli Nevalainen; Mikko Vastaranta; Markus Holopainen; Juha Hyyppä (IEEE Geosci. Remote. Sens. Lett., 2013)

Combining hyperspectral UAV and multispectral Formosat-2 imagery for precision agriculture applications. - Caroline M. Gevaert; Jing Tang; F. Javier García-Haro; Juha Suomalainen; Lammert Kooistra (WHISPERS, 2014)

A Lightweight Hyperspectral Mapping System and Photogrammetric Processing Chain for Unmanned Aerial Vehicles. - Juha Suomalainen; Niels S. Anders; Shahzad Iqbal; Gerbert Roerink; Jappe Franke; Philip Wenting; Dirk Hünniger; Harm M. Bartholomeus; Rolf Becker; Lammert Kooistra (Remote. Sens., 2014)

Estimating Plant Traits of Grasslands from UAV-Acquired Hyperspectral Images: A Comparison of Statistical Approaches. - Alessandra Capolupo; Lammert Kooistra; Clara Berendonk; Lorenzo Boccia; Juha Suomalainen (ISPRS Int. J. Geo Inf., 2015)

Generation of Spectral-Temporal Response Surfaces by Combining Multispectral Satellite and Hyperspectral UAV Imagery for Precision Agriculture Applications. - Caroline M. Gevaert; Juha Suomalainen; Jing Tang; Lammert Kooistra (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2015)

Hyperspectral Reflectance Anisotropy Measurements Using a Pushbroom Spectrometer on an Unmanned Aerial Vehicle - Results for Barley, Winter Wheat, and Potato. - Peter P. J. Roosjen; Juha Suomalainen; Harm M. Bartholomeus; Jan G. P. W. Clevers (Remote. Sens., 2016)

Mapping Reflectance Anisotropy of a Potato Canopy Using Aerial Images Acquired with an Unmanned Aerial Vehicle. - Peter P. J. Roosjen; Juha M. Suomalainen; Harm M. Bartholomeus; Lammert Kooistra; Jan G. P. W. Clevers (Remote. Sens., 2017)

Intercomparison of Unmanned Aerial Vehicle and Ground-Based Narrow Band Spectrometers Applied to Crop Trait Monitoring in Organic Potato Production. - Marston Héracles Domingues Franceschini; Harm M. Bartholomeus; Dirk van Apeldoorn; Juha Suomalainen; Lammert Kooistra (Sensors, 2017)

Correction: Domingues Franceschini, M.H.; et al. Intercomparison of Unmanned Aerial Vehicle and Ground-Based Narrow Band Spectrometers Applied to Crop Trait Monitoring in Organic Potato Production. Sensors 2017, 17, 1428. - Marston Héracles Domingues Franceschini; Harm M. Bartholomeus; Dirk van Apeldoorn; Juha Suomalainen; Lammert Kooistra (Sensors, 2017)

Improved estimation of leaf area index and leaf chlorophyll content of a potato crop using multi-angle spectral data - potential of unmanned aerial vehicle imagery. - Peter P. J. Roosjen; Benjamin Brede; Juha M. Suomalainen; Harm M. Bartholomeus; Lammert Kooistra; Jan G. P. W. Clevers (Int. J. Appl. Earth Obs. Geoinformation, 2018)

A Novel Tilt Correction Technique for Irradiance Sensors and Spectrometers On-Board Unmanned Aerial Vehicles. - Juha Suomalainen; Teemu Hakala; Raquel Alves de Oliveira; Lauri Markelin; Niko Viljanen; Roope Näsi; Eija Honkavaara (Remote. Sens., 2018)

Mapping the Leaf Economic Spectrum across West African Tropical Forests Using UAV-Acquired Hyperspectral Imagery. - Eleanor R. Thomson; Yadvinder Malhi; Harm M. Bartholomeus; Imma Oliveras; Agne Gvozdevaite; Theresa Peprah; Juha Suomalainen; John Quansah; John Seidu; Christian Adonteng; Andrew J. Abraham; Martin Herold 001; et al. (Remote. Sens., 2018)

Direct Reflectance Measurements from Drones: Sensor Absolute Radiometric Calibration and System Tests for Forest Reflectance Characterization. - Teemu Hakala; Lauri Markelin; Eija Honkavaara; Barry Scott; Theo Theocharous; Olli Nevalainen; Roope Näsi; Juha Suomalainen; Niko Viljanen; Claire Greenwell; Nigel Fox (Sensors, 2018)

Feasibility of Unmanned Aerial Vehicle Optical Imagery for Early Detection and Severity Assessment of Late Blight in Potato. - Marston Héracles Domingues Franceschini; Harm M. Bartholomeus; Dirk Frederik van Apeldoorn; Juha Suomalainen; Lammert Kooistra (Remote. Sens., 2019)

Impact of flight altitude and cover orientation on Digital Surface Model (DSM) accuracy for flood damage assessment in Murcia (Spain) using a fixed-wing UAV. - Niels S. Anders; Mike Smith; Juha Suomalainen; Erik Cammeraat; João Valente; Saskia Keesstra (Earth Sci. Informatics, 2020)

Diurnal variation of sun-induced chlorophyll fluorescence of agricultural crops observed from a point-based spectrometer on a UAV. - Na Wang; Juha Suomalainen; Harm M. Bartholomeus; Lammert Kooistra; Dainius Masiliunas; Jan G. P. W. Clevers (Int. J. Appl. Earth Obs. Geoinformation, 2021)

Detecting Wildfires on UAVs with Real-Time Segmentation Trained by Larger Teacher Models. - Julius Pesonen; Teemu Hakala; Väinö Karjalainen; Niko Koivumäki; Lauri Markelin; Anna-Maria Raita-Hakola; Juha Suomalainen; Ilkka Pölönen; Eija Honkavaara (WACV, 2025)

Towards autonomous photogrammetric forest inventory using a lightweight under-canopy robotic drone. - Väinö Karjalainen; Niko Koivumäki; Teemu Hakala; Jesse Muhojoki; Eric Hyyppä; Anand George; Juha Suomalainen; Eija Honkavaara (CoRR, 2025)