Radiometric Calibration of Terrestrial Laser Scanners with External Reference Targets. - Sanna Kaasalainen; Anssi Krooks; Antero Kukko; Harri Kaartinen (Remote. Sens., 2009)

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)

Effect of Target Moisture on Laser Scanner Intensity. - Sanna Kaasalainen; Henri Niittymaki; Anssi Krooks; Katharina Koch; Harri Kaartinen; Ants Vain; Hannu Hyyppä (IEEE Trans. Geosci. Remote. Sens., 2010)

Analysis of Incidence Angle and Distance Effects on Terrestrial Laser Scanner Intensity: Search for Correction Methods. - Sanna Kaasalainen; Anttoni Jaakkola; Mikko Kaasalainen; Anssi Krooks; Antero Kukko (Remote. Sens., 2011)

Absolute Radiometric Calibration of ALS Intensity Data: Effects on Accuracy and Target Classification. - Sanna Kaasalainen; Ulla Pyysalo; Anssi Krooks; Ants Vain; Antero Kukko; Juha Hyyppä; Mikko Kaasalainen (Sensors, 2011)

Seamless Mapping of River Channels at High Resolution Using Mobile LiDAR and UAV-Photography. - Claude Flener; Matti Vaaja; Anttoni Jaakkola; Anssi Krooks; Harri Kaartinen; Antero Kukko; Elina Kasvi; Hannu Hyyppä; Juha Hyyppä; Petteri Alho (Remote. Sens., 2013)

Change Detection of Tree Biomass with Terrestrial Laser Scanning and Quantitative Structure Modelling. - Sanna Kaasalainen; Anssi Krooks; Jari Liski; Pasi Raumonen; Harri Kaartinen; Mikko Kaasalainen; Eetu Puttonen; Kati Anttila; Raisa Mäkipää (Remote. Sens., 2014)

Monitoring Changes in Rice Cultivated Area from SAR and Optical Satellite Images in Ben Tre and Tra Vinh Provinces in Mekong Delta, Vietnam. - Kirsi Karila; Olli Nevalainen; Anssi Krooks; Mika Karjalainen; Sanna Kaasalainen (Remote. Sens., 2014)

Ground Level Determination in Forested Environment With Utilization of a Scanner-Centered Terrestrial Laser Scanning Configuration. - Eetu Puttonen; Anssi Krooks; Harri Kaartinen; Sanna Kaasalainen (IEEE Geosci. Remote. Sens. Lett., 2015)

Automated 3D Scene Reconstruction from Open Geospatial Data Sources: Airborne Laser Scanning and a 2D Topographic Database. - Lingli Zhu; Matti Lehtomäki; Juha Hyyppä; Eetu Puttonen; Anssi Krooks; Hannu Hyyppä (Remote. Sens., 2015)