Selection of training samples for learning with hints. - Jouko Lampinen; Paula Litkey; Harri Hakkarainen (IJCNN, 1999)

Brightness Measurements and Calibration With Airborne and Terrestrial Laser Scanners. - Sanna Kaasalainen; Antero Kukko; Tomi Lindroos; Paula Litkey; Harri Kaartinen; Juha Hyyppä; Eero Ahokas (IEEE Trans. Geosci. Remote. Sens., 2008)

Use of Naturally Available Reference Targets to Calibrate Airborne Laser Scanning Intensity Data. - Ants Vain; Sanna Kaasalainen; Ulla Pyysalo; Anssi Krooks; Paula Litkey (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)

Individual Tree Species Classification by Illuminated - Shaded Area Separation. - Eetu Puttonen; Paula Litkey; Juha Hyyppä (Remote. Sens., 2010)

The use of ALS, TLS and VLS measurements in mapping and monitoring urban trees. - Markus Holopainen; Mikko Vastaranta; Ville Kankare; Hannu Hyyppä; Matti Vaaja; Juha Hyyppä; Xinlian Liang; Paula Litkey; Xiaowei Yu; Harri Kaartinen; Antero Kukko; Sanna Kaasalainen; et al. (JURSE, 2011)

Tree Classification with Fused Mobile Laser Scanning and Hyperspectral Data. - Eetu Puttonen; Anttoni Jaakkola; Paula Litkey; Juha Hyyppä (Sensors, 2011)

Automatic Stem Mapping Using Single-Scan Terrestrial Laser Scanning. - Xinlian Liang; Paula Litkey; Juha Hyyppä; Harri Kaartinen; Mikko Vastaranta; Markus Holopainen (IEEE Trans. Geosci. Remote. Sens., 2012)

Automatic Storm Damage Detection in Forests Using High-Altitude Photogrammetric Imagery. - Eija Honkavaara; Paula Litkey; Kimmo Nurminen (Remote. Sens., 2013)

Processing and Assessment of Spectrometric, Stereoscopic Imagery Collected Using a Lightweight UAV Spectral Camera for Precision Agriculture. - Eija Honkavaara; Heikki Saari; Jere Kaivosoja; Ilkka Pölönen; Teemu Hakala; Paula Litkey; Jussi Mäkynen; Liisa Pesonen (Remote. Sens., 2013)

Using UAV-Based Photogrammetry and Hyperspectral Imaging for Mapping Bark Beetle Damage at Tree-Level. - Roope Näsi; Eija Honkavaara; Päivi Lyytikäinen-Saarenmaa; Minna Blomqvist; Paula Litkey; Teemu Hakala; Niko Viljanen; Tuula Kantola; Topi Tanhuanpää; Markus Holopainen (Remote. Sens., 2015)

Automation Aspects for the Georeferencing of Photogrammetric Aerial Image Archives in Forested Scenes. - Kimmo Nurminen; Paula Litkey; Eija Honkavaara; Mikko Vastaranta; Markus Holopainen; Päivi Lyytikäinen-Saarenmaa; Tuula Kantola; Minna Lyytikäinen (Remote. Sens., 2015)

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). - 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 (IEEE Trans. Geosci. Remote. Sens., 2016)

UAV-Borne Profiling Radar for Forest Research. - Yuwei Chen; Teemu Hakala; Mika Karjalainen; Ziyi Feng; Jian Tang 004; Paula Litkey; Antero Kukko; Anttoni Jaakkola; Juha Hyyppä (Remote. Sens., 2017)

Comparison of the Selected State-Of-The-Art 3D Indoor Scanning and Point Cloud Generation Methods. - 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; et al. (Remote. Sens., 2017)

Single-Sensor Solution to Tree Species Classification Using Multispectral Airborne Laser Scanning. - Xiaowei Yu; Juha Hyyppä; Paula Litkey; Harri Kaartinen; Mikko Vastaranta; Markus Holopainen (Remote. Sens., 2017)

FGI ARVO VLS-128 LiDAR Point Cloud, Käpylä, 7th of September 2020. - Petri Manninen; Paula Litkey; Eero Ahokas; Jyri Maanpää; Josef Taher; Heikki Hyyti; Juha Hyyppä (Zenodo, 2022)

Can the Perception Data of Autonomous Vehicles Be Used to Replace Mobile Mapping Surveys? - A Case Study Surveying Roadside City Trees. - Eric Hyyppä; Petri Manninen; Jyri Maanpää; Josef Taher; Paula Litkey; Heikki Hyyti; Antero Kukko; Harri Kaartinen; Eero Ahokas; Xiaowei Yu; Jesse Muhojoki; Matti Lehtomäki; et al. (Remote. Sens., 2023)

Multispectral airborne laser scanning for tree species classification: a benchmark of machine learning and deep learning algorithms. - Josef Taher; Eric Hyyppä; Matti Hyyppä; Klaara Salolahti; Xiaowei Yu; Leena Matikainen; Antero Kukko; Matti Lehtomäki; Harri Kaartinen; Sopitta Thurachen; Paula Litkey; Ville Luoma; et al. (CoRR, 2025)