Eija Honkavaara

64 papers A 1C 3Journal 54Unranked 6
YearRankTypeTitle / Venue / Authors
2026 J jnl
Learning Image-based Tree Crown Segmentation from Enhanced Lidar-based Pseudo-labels.
CoRR
Julius Pesonen, Stefan Rua, Josef Taher, Niko Koivumäki, Xiaowei Yu, Eija Honkavaara
2025 J jnl
Deep Learning-based Robust Autonomous Navigation of Aerial Robots in Dense Forests.
CoRR
Guglielmo Del Col, Väinö Karjalainen, Teemu Hakala, Yibo Zhang, Eija Honkavaara
2025 A conf
Detecting Wildfires on UAVs with Real-Time Segmentation Trained by Larger Teacher Models.
WACV
Julius Pesonen, Teemu Hakala, Väinö Karjalainen, Niko Koivumäki, Lauri Markelin, Anna-Maria Raita-Hakola, Juha Suomalainen, Ilkka Pölönen, Eija Honkavaara
2025 J jnl
Field evaluation and optimization of a lightweight lidar-based UAV navigation system for dense boreal forest environments.
CoRR
Aleksi Karhunen, Teemu Hakala, Väinö Karjalainen, Eija Honkavaara
2025 J jnl
Finding 3D Positions of Distant Objects from Noisy Camera Movement and Semantic Segmentation Sequences.
CoRR
Julius Pesonen, Arno Solin, Eija Honkavaara
2025 J jnl
Towards autonomous photogrammetric forest inventory using a lightweight under-canopy robotic drone.
CoRR
Väinö Karjalainen, Niko Koivumäki, Teemu Hakala, Jesse Muhojoki, Eric Hyyppä, Anand George, Juha Suomalainen, Eija Honkavaara
2024 J jnl
Detecting Wildfires on UAVs with Real-time Segmentation Trained by Larger Teacher Models.
CoRR
Julius Pesonen, Teemu Hakala, Väinö Karjalainen, Niko Koivumäki, Lauri Markelin, Anna-Maria Raita-Hakola, Juha Suomalainen, Ilkka Pölönen, Eija Honkavaara
2023 J jnl
A New Approach for Feeding Multispectral Imagery into Convolutional Neural Networks Improved Classification of Seedlings.
Remote. Sens.
Mohammad Imangholiloo, Ville Luoma, Markus Holopainen, Mikko Vastaranta, Antti Mäkeläinen, Niko Koivumäki, Eija Honkavaara, Ehsan Khoramshahi
2023 J jnl
A Novel Deep Multi-Image Object Detection Approach for Detecting Alien Barleys in Oat Fields Using RGB UAV Images.
Remote. Sens.
Ehsan Khoramshahi, Roope Näsi, Stefan Rua, Raquel Alves Oliveira, Axel Päivänsalo, Oiva Niemeläinen, Markku Niskanen, Eija Honkavaara
2023 J jnl
Comparison of Deep Neural Networks in the Classification of Bark Beetle-Induced Spruce Damage Using UAS Images.
Remote. Sens.
Emma Turkulainen, Eija Honkavaara, Roope Näsi, Raquel Alves Oliveira, Teemu Hakala, Samuli Junttila, Kirsi Karila, Niko Koivumäki, Mikko Pelto-Arvo, Johanna Tuviala, Madeleine Östersund, Ilkka Pölönen, Päivi Lyytikäinen-Saarenmaa
2023 J jnl
Investigating Foliar Macro- and Micronutrient Variation with Chlorophyll Fluorescence and Reflectance Measurements at the Leaf and Canopy Scales in Potato.
Remote. Sens.
Jaakko Oivukkamäki, Jon Atherton, Shan Xu, Anu Riikonen, Chao Zhang, Teemu Hakala, Eija Honkavaara, Albert Porcar-Castell
2023 — conf
Using a Semi-autonomous Drone Swarm to Support Wildfire Management - A Concept of Operations Development Study.
HCI (8)
Hannu Karvonen, Eija Honkavaara, Juha Röning, Vadym Kramar, Jukka Sassi
2022 J jnl
Estimating Grass Sward Quality and Quantity Parameters Using Drone Remote Sensing with Deep Neural Networks.
Remote. Sens.
Kirsi Karila, Raquel Alves de Oliveira, Johannes Ek, Jere Kaivosoja, Niko Koivumäki, Panu Korhonen, Oiva Niemeläinen, Laura Nyholm, Roope Näsi, Ilkka Pölönen, Eija Honkavaara
2022 J jnl
Estimating Tree Health Decline Caused by Ips typographus L. from UAS RGB Images Using a Deep One-Stage Object Detection Neural Network.
Remote. Sens.
Heini Kanerva, Eija Honkavaara, Roope Näsi, Teemu Hakala, Samuli Junttila, Kirsi Karila, Niko Koivumäki, Raquel Alves Oliveira, Mikko Pelto-Arvo, Ilkka Pölönen, Johanna Tuviala, Madeleine Östersund, Päivi Lyytikäinen-Saarenmaa
2022 J jnl
Multispectral Imagery Provides Benefits for Mapping Spruce Tree Decline Due to Bark Beetle Infestation When Acquired Late in the Season.
Remote. Sens.
Samuli Junttila, Roope Näsi, Niko Koivumäki, Mohammad Imangholiloo, Ninni Saarinen, Juha Raisio, Markus Holopainen, Hannu Hyyppä, Juha Hyyppä, Päivi Lyytikäinen-Saarenmaa, Mikko Vastaranta, Eija Honkavaara
2022 J jnl
Pix2pix Conditional Generative Adversarial Network with MLP Loss Function for Cloud Removal in a Cropland Time Series.
Remote. Sens.
Luiz E. Christovam, Milton Hirokazu Shimabukuro, Maria de Lourdes Bueno Trindade Galo, Eija Honkavaara
2021 J jnl
Identification of Significative LiDAR Metrics and Comparison of Machine Learning Approaches for Estimating Stand and Diversity Variables in Heterogeneous Brazilian Atlantic Forest.
Remote. Sens.
Rorai Pereira Martins-Neto, Antonio Maria Garcia Tommaselli, Nilton Nobuhiro Imai, Hassan Camil David, Milto Miltiadou, Eija Honkavaara
2021 J jnl
Performance Assessment of Reference Modelling Methods for Defect Evaluation in Asphalt Concrete.
Sensors
Pauli Putkiranta, Matti Kurkela, Matias Ingman, Aino Keitaanniemi, Aimad El Issaoui, Harri Kaartinen, Eija Honkavaara, Hannu Hyyppä, Juha Hyyppä, Matti T. Vaaja
2021 J jnl
Reference Measurements in Developing UAV Systems for Detecting Pests, Weeds, and Diseases.
Remote. Sens.
Jere Kaivosoja, Juho Hautsalo, Jaakko Heikkinen, Lea Hiltunen, Pentti Ruuttunen, Roope Näsi, Oiva Niemeläinen, Madis Lemsalu, Eija Honkavaara, Jukka Salonen
2020 J jnl
A Novel Deep Learning Method to Identify Single Tree Species in UAV-Based Hyperspectral Images.
Remote. Sens.
Gabriela Takahashi Miyoshi, Mauro dos Santos de Arruda, Lucas Prado Osco, José Marcato Junior, Diogo Nunes Gonçalves, Nilton Nobuhiro Imai, Antonio Maria Garcia Tommaselli, Eija Honkavaara, Wesley Nunes Gonçalves
2020 J jnl
An Image-Based Real-Time Georeferencing Scheme for a UAV Based on a New Angular Parametrization.
Remote. Sens.
Ehsan Khoramshahi, Raquel Alves de Oliveira, Niko Koivumäki, Eija Honkavaara
2020 J jnl
Chlorophyll Concentration Retrieval by Training Convolutional Neural Network for Stochastic Model of Leaf Optical Properties (SLOP) Inversion.
Remote. Sens.
Leevi Annala, Eija Honkavaara, Sakari Tuominen, Ilkka Pölönen
2020 J jnl
Evaluation of Hyperspectral Multitemporal Information to Improve Tree Species Identification in the Highly Diverse Atlantic Forest.
Remote. Sens.
Gabriela Takahashi Miyoshi, Nilton Nobuhiro Imai, Antonio Maria Garcia Tommaselli, Marcus Vinícius Antunes de Moraes, Eija Honkavaara
2020 J jnl
Multisensorial Close-Range Sensing Generates Benefits for Characterization of Managed Scots Pine (Pinus sylvestris L.) Stands.
ISPRS Int. J. Geo Inf.
Tuomas Yrttimaa, Ninni Saarinen, Ville Kankare, Niko Viljanen, Jari Hynynen, Saija Huuskonen, Markus Holopainen, Juha Hyyppä, Eija Honkavaara, Mikko Vastaranta
2020 C conf
On the Estimation of the Leaf Angle Distribution from Drone Based Photogrammetry.
IGARSS
Shan Xu, Martha Arbayani Zaidan, Eija Honkavaara, Teemu Hakala, Niko Viljanen, Albert Porcar-Castell, Zhigang Liu, Jon Atherton
2020 J jnl
Tree Species Classification of Drone Hyperspectral and RGB Imagery with Deep Learning Convolutional Neural Networks.
Remote. Sens.
Somayeh Nezami, Ehsan Khoramshahi, Olli Nevalainen, Ilkka Pölönen, Eija Honkavaara
2019 J jnl
A Fisheye Image Matching Method Boosted by Recursive Search Space for Close Range Photogrammetry.
Remote. Sens.
Mariana Batista Campos, Antonio Maria Garcia Tommaselli, Letícia Ferrari Castanheiro, Raquel Alves de Oliveira, Eija Honkavaara
2019 J jnl
Accurate Calibration Scheme for a Multi-Camera Mobile Mapping System.
Remote. Sens.
Ehsan Khoramshahi, Mariana Batista Campos, Antonio Maria Garcia Tommaselli, Niko Viljanen, Teemu Mielonen, Harri Kaartinen, Antero Kukko, Eija Honkavaara
2019 J jnl
Bundle Adjustment of a Time-Sequential Spectral Camera Using Polynomial Models.
IEEE Trans. Geosci. Remote. Sens.
Adilson Berveglieri, Antonio Maria Garcia Tommaselli, Lucas Dias Santos, Eija Honkavaara
2019 J jnl
Editorial for the Special Issue "Frontiers in Spectral Imaging and 3D Technologies for Geospatial Solutions".
Remote. Sens.
Eija Honkavaara, Konstantinos Karantzalos, Xinlian Liang, Erica Nocerino, Ilkka Pölönen, Petri Rönnholm
2019 J jnl
Refining the Interior Orientation of a Hyperspectral Frame Camera With Preliminary Bands Co-Registration.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Antonio Maria Garcia Tommaselli, Lucas Dias Santos, Raquel Alves de Oliveira, Adilson Berveglieri, Nilton Nobuhiro Imai, Eija Honkavaara
2018 J jnl
A Backpack-Mounted Omnidirectional Camera with Off-the-Shelf Navigation Sensors for Mobile Terrestrial Mapping: Development and Forest Application.
Sensors
Mariana Batista Campos, Antonio M. G. Tommaselli, Eija Honkavaara, Fabricio dos Santos Prol, Harri Kaartinen, Aimad El Issaoui, Teemu Hakala
2018 J jnl
A Novel Tilt Correction Technique for Irradiance Sensors and Spectrometers On-Board Unmanned Aerial Vehicles.
Remote. Sens.
Juha Suomalainen, Teemu Hakala, Raquel Alves de Oliveira, Lauri Markelin, Niko Viljanen, Roope Näsi, Eija Honkavaara
2018 J jnl
Assessing Biodiversity in Boreal Forests with UAV-Based Photogrammetric Point Clouds and Hyperspectral Imaging.
Remote. Sens.
Ninni Saarinen, Mikko Vastaranta, Roope Näsi, Tomi Rosnell, Teemu Hakala, Eija Honkavaara, Michael A. Wulder, Ville Luoma, Antonio M. G. Tommaselli, Nilton Nobuhiro Imai, Eduardo A. W. Ribeiro, Raul B. Guimarães, Markus Holopainen, Juha Hyyppä
2018 J jnl
Assessment of Classifiers and Remote Sensing Features of Hyperspectral Imagery and Stereo-Photogrammetric Point Clouds for Recognition of Tree Species in a Forest Area of High Species Diversity.
Remote. Sens.
Sakari Tuominen, Roope Näsi, Eija Honkavaara, Andras Balazs, Teemu Hakala, Niko Viljanen, Ilkka Pölönen, Heikki Saari, Harri Ojanen
2018 J jnl
Direct Reflectance Measurements from Drones: Sensor Absolute Radiometric Calibration and System Tests for Forest Reflectance Characterization.
Sensors
Teemu Hakala, Lauri Markelin, Eija Honkavaara, Barry Scott, Theo Theocharous, Olli Nevalainen, Roope Näsi, Juha Suomalainen, Niko Viljanen, Claire Greenwell, Nigel Fox
2018 C conf
Drone Measurements of Solar-Induced Chlorophyll Fluorescence Acquired with a Low-Weight DFOV Spectrometer System.
IGARSS
Jon Atherton, Alasdair MacArthur, Teemu Hakala, Kadmiel Maseyk, Iain Robinson, Weiwei Liu, Eija Honkavaara, Albert Porcar-Castell
2018 J jnl
Estimating Biomass and Nitrogen Amount of Barley and Grass Using UAV and Aircraft Based Spectral and Photogrammetric 3D Features.
Remote. Sens.
Roope Näsi, Niko Viljanen, Jere Kaivosoja, Katja Alhonoja, Teemu Hakala, Lauri Markelin, Eija Honkavaara
2018 J jnl
Quantitative Remote Sensing at Ultra-High Resolution with UAV Spectroscopy: A Review of Sensor Technology, Measurement Procedures, and Data Correction Workflows.
Remote. Sens.
Helge Aasen, Eija Honkavaara, Arko Lucieer, Pablo J. Zarco-Tejada
2018 J jnl
Radiometric Correction of Close-Range Spectral Image Blocks Captured Using an Unmanned Aerial Vehicle with a Radiometric Block Adjustment.
Remote. Sens.
Eija Honkavaara, Ehsan Khoramshahi
2018 C conf
Refining the Geometric Calibration of a Hiperspectral Frame Camera with Preliminary Bands Coregistration.
IGARSS
Antonio Maria Garcia Tommaselli, Lucas Dias Santos, Raquel Alves de Oliveira, Eija Honkavaara
2018 — conf
Tree Species Identification Using 3D Spectral Data and 3D Convolutional Neural Network.
WHISPERS
Ilkka Pölönen, Leevi Annala, Samuli Rahkonen, Olli Nevalainen, Eija Honkavaara, Sakari Tuominen, Niko Viljanen, Teemu Hakala
2017 — conf
Applying Different Remote Sensing Data to Determine Relative Biomass Estimations of Cereals for Precision Fertilization Task Generation.
HAICTA
Jere Kaivosoja, Roope Näsi, Teemu Hakala, Niko Viljanen, Eija Honkavaara
2017 J jnl
Comparison of the Selected State-Of-The-Art 3D Indoor Scanning and Point Cloud Generation Methods.
Remote. Sens.
Ville V. Lehtola, Harri Kaartinen, Andreas Nüchter, Risto Kaijaluoto, Antero Kukko, Paula Litkey, Eija Honkavaara, Tomi Rosnell, Matti T. Vaaja, Juho-Pekka Virtanen, Matti Kurkela, Aimad El Issaoui, Lingli Zhu, Anttoni Jaakkola, Juha Hyyppä
2017 — conf
Different Remote Sensing Data in Relative Biomass Determination and in Precision Fertilization Task Generation for Cereal Crops.
HAICTA (Revised Selected Papers)
Jere Kaivosoja, Roope Näsi, Teemu Hakala, Niko Viljanen, Eija Honkavaara
2017 J jnl
Individual Tree Detection and Classification with UAV-Based Photogrammetric Point Clouds and Hyperspectral Imaging.
Remote. Sens.
Olli Nevalainen, Eija Honkavaara, Sakari Tuominen, Niko Viljanen, Teemu Hakala, Xiaowei Yu, Juha Hyyppä, Heikki Saari, Ilkka Pölönen, Nilton Nobuhiro Imai, Antonio M. G. Tommaselli
2017 J jnl
Vertical Optical Scanning with Panoramic Vision for Tree Trunk Reconstruction.
Sensors
Adilson Berveglieri, Antonio M. G. Tommaselli, Xinlian Liang, Eija Honkavaara
2016 J jnl
Identification of Successional Stages and Cover Changes of Tropical Forest Based on Digital Surface Model Analysis.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Adilson Berveglieri, Antonio Maria Garcia Tommaselli, Nilton Nobuhiro Imai, Eduardo Augusto Werneck Ribeiro, Raul B. Guimarães, Eija Honkavaara
2016 J jnl
Remote Sensing of 3-D Geometry and Surface Moisture of a Peat Production Area Using Hyperspectral Frame Cameras in Visible to Short-Wave Infrared Spectral Ranges Onboard a Small Unmanned Airborne Vehicle (UAV).
IEEE Trans. Geosci. Remote. Sens.
Eija Honkavaara, Matti A. Eskelinen, Ilkka Pölönen, Heikki Saari, Harri Ojanen, Rami Mannila, Christer Holmlund, Teemu Hakala, Paula Litkey, Tomi Rosnell, Niko Viljanen, Merja Pulkkanen
2015 J jnl
Automation Aspects for the Georeferencing of Photogrammetric Aerial Image Archives in Forested Scenes.
Remote. Sens.
Kimmo Nurminen, Paula Litkey, Eija Honkavaara, Mikko Vastaranta, Markus Holopainen, Päivi Lyytikäinen-Saarenmaa, Tuula Kantola, Minna Lyytikäinen
2015 J jnl
Comparison of Laser and Stereo Optical, SAR and InSAR Point Clouds from Air- and Space-Borne Sources in the Retrieval of Forest Inventory Attributes.
Remote. Sens.
Xiaowei Yu, Juha Hyyppä, Mika Karjalainen, Kimmo Nurminen, Kirsi Karila, Mikko Vastaranta, Ville Kankare, Harri Kaartinen, Markus Holopainen, Eija Honkavaara, Antero Kukko, Anttoni Jaakkola, Xinlian Liang, Yunsheng Wang, Hannu Hyyppä, Masato Katoh
2015 J jnl
Forest Data Collection Using Terrestrial Image-Based Point Clouds From a Handheld Camera Compared to Terrestrial and Personal Laser Scanning.
IEEE Trans. Geosci. Remote. Sens.
Xinlian Liang, Yunsheng Wang, Anttoni Jaakkola, Antero Kukko, Harri Kaartinen, Juha Hyyppä, Eija Honkavaara, Jingbin Liu
2015 J jnl
Using UAV-Based Photogrammetry and Hyperspectral Imaging for Mapping Bark Beetle Damage at Tree-Level.
Remote. Sens.
Roope Näsi, Eija Honkavaara, Päivi Lyytikäinen-Saarenmaa, Minna Blomqvist, Paula Litkey, Teemu Hakala, Niko Viljanen, Tuula Kantola, Topi Tanhuanpää, Markus Holopainen
2014 — conf
High spatial and spectral remote sensing for detailed mapping of potato plant parameters.
WHISPERS
Stephanie Delalieux, Dries Raymaekers, Kris Nackaerts, Eija Honkavaara, Jussi Soukkamäki, Jacob Van Den Borne
2014 J jnl
Passive Localization of a Robot Using Multiple-View Geometry.
Int. J. Robotics Appl. Technol.
Ehsan Khoramshahi, Eija Honkavaara, Juha Hyyppä, Petri Myllymäki
2014 J jnl
The Use of a Hand-Held Camera for Individual Tree 3D Mapping in Forest Sample Plots.
Remote. Sens.
Xinlian Liang, Anttoni Jaakkola, Yunsheng Wang, Juha Hyyppä, Eija Honkavaara, Jingbin Liu, Harri Kaartinen
2013 J jnl
Automatic Storm Damage Detection in Forests Using High-Altitude Photogrammetric Imagery.
Remote. Sens.
Eija Honkavaara, Paula Litkey, Kimmo Nurminen
2013 — conf
Calibration and validation of hyperspectral imagery using a permanent test field.
WHISPERS
Lauri Markelin, Eija Honkavaara, Tuure Takala, Petri Pellikka
2013 J jnl
Development of a UAV-MMS-Collaborative Aerial-to-Ground Remote Sensing System - A Preparatory Field Validation.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Yi Lin, Juha Hyyppä, Tomi Rosnell, Anttoni Jaakkola, Eija Honkavaara
2013 J jnl
Processing and Assessment of Spectrometric, Stereoscopic Imagery Collected Using a Lightweight UAV Spectral Camera for Precision Agriculture.
Remote. Sens.
Eija Honkavaara, Heikki Saari, Jere Kaivosoja, Ilkka Pölönen, Teemu Hakala, Paula Litkey, Jussi Mäkynen, Liisa Pesonen
2012 J jnl
Point Cloud Generation from Aerial Image Data Acquired by a Quadrocopter Type Micro Unmanned Aerial Vehicle and a Digital Still Camera.
Sensors
Tomi Rosnell, Eija Honkavaara
2011 J jnl
An SVM Classification of Tree Species Radiometric Signatures Based on the Leica ADS40 Sensor.
IEEE Trans. Geosci. Remote. Sens.
Ville Heikkinen, Ilkka Korpela, Timo Tokola, Eija Honkavaara, Jussi Parkkinen
2010 J jnl
Analysis of Properties of Reflectance Reference Targets for Permanent Radiometric Test Sites of High Resolution Airborne Imaging Systems.
Remote. Sens.
Eija Honkavaara, Teemu Hakala, Jouni Peltoniemi, Juha Suomalainen, Eero Ahokas, Lauri Markelin
2009 J jnl
Digital Airborne Photogrammetry - A New Tool for Quantitative Remote Sensing? - A State-of-the-Art Review On Radiometric Aspects of Digital Photogrammetric Images.
Remote. Sens.
Eija Honkavaara, Román Arbiol, Lauri Markelin, Lucas Martínez, Michael Cramer, Stéphane Bovet, Laure Chandelier, Risto Ilves, Sascha Klonus, Paul Marshal, Daniel Schläpfer, Mark Tabor, Christian Thom, Nikolaj Veje