Eero Ahokas
Eero Ahokas
Senior research scientist
Vahvistettu sähköpostiosoite verkkotunnuksessa fgi.fi
Nimike
Viittaukset
Viittaukset
Vuosi
Remote sensing methods for power line corridor surveys
L Matikainen, M Lehtomäki, E Ahokas, J Hyyppä, M Karjalainen, ...
ISPRS Journal of Photogrammetry and Remote sensing 119, 10-31, 2016
3052016
Study of surface brightness from backscattered laser intensity: Calibration of laser data
S Kaasalainen, E Ahokas, J Hyyppa, J Suomalainen
IEEE Geoscience and Remote Sensing Letters 2 (3), 255-259, 2005
1352005
Radiometric calibration of LIDAR intensity with commercially available reference targets
S Kaasalainen, H Hyyppa, A Kukko, P Litkey, E Ahokas, J Hyyppa, ...
IEEE Transactions on Geoscience and Remote Sensing 47 (2), 588-598, 2008
1332008
Automatic detection of buildings and changes in buildings for updating of maps
L Matikainen, J Hyyppä, E Ahokas, L Markelin, H Kaartinen
Remote Sensing 2 (5), 1217-1248, 2010
1232010
Calibration of the Optech ALTM 3100 laser scanner intensity data using brightness targets
E Ahokas, S Kaasalainen, J Hyyppä, J Suomalainen
International Archives of Photogrammetry, Remote Sensing and Spatial …, 2006
1192006
HIGH-SCAN: The first European-wide attempt to derive single-tree information from laserscanner data
J Hyyppä, M Schardt, H Haggrén, B Koch, U Lohr, HU Scherrer, ...
Photogrammetric Journal of Finland 17 (2), 58-68, 2001
1002001
Object-based analysis of multispectral airborne laser scanner data for land cover classification and map updating
L Matikainen, K Karila, J Hyyppä, P Litkey, E Puttonen, E Ahokas
ISPRS Journal of Photogrammetry and Remote Sensing 128, 298-313, 2017
962017
Brightness measurements and calibration with airborne and terrestrial laser scanners
S Kaasalainen, A Kukko, T Lindroos, P Litkey, H Kaartinen, J Hyyppa, ...
IEEE transactions on geoscience and remote sensing 46 (2), 528-534, 2008
932008
A quality assessment of airborne laser scanner data
E Ahokas, H Kaartinen, J Hyyppä
International Archives of Photogrammetry and Remote Sensing 34 (part 3), W13, 2003
842003
Geometric test field calibration of digital photogrammetric sensors
E Honkavaara, E Ahokas, J Hyyppä, J Jaakkola, H Kaartinen, R Kuittinen, ...
ISPRS Journal of Photogrammetry and Remote Sensing 60 (6), 387-399, 2006
832006
A permanent test field for digital photogrammetric systems
E Honkavaara, J Peltoniemi, E Ahokas, R Kuittinen, J Hyyppa, J Jaakkola, ...
Photogrammetric engineering and remote sensing 74 (1), 2008
722008
Radiometric calibration of ALS intensity
A Kukko, P Litkey
572007
Optimization of the scanning angle for countrywide laser scanning
E Ahokas, X Yu, J Oksanen, J Hyyppä, H Kaartinen, H Hyyppä
International Archives of the Photogrammetry, Remote Sensing and Spatial …, 2005
482005
Radiometric calibration and characterization of large-format digital photogrammetric sensors in a test field
L Markelin, E Honkavaara, J Peltoniemi, E Ahokas, R Kuittinen, J Hyyppä, ...
Photogrammetric Engineering & Remote Sensing 74 (12), 1487-1500, 2008
382008
On the quality checking of the airborne laser scanningbased nationwide elevation model in Finland
E Ahokas, H Kaartinen, J Hyyppä
Int. Arch. Photogramm. Remote Sens. Spat. Inf. Sci 37, 267-270, 2008
282008
Accuracy of high-pulse-rate laser scanners for digital target models
E Ahokas, H Kaartinen, L Matikainen, J Hyyppä, H Hyyppä
Observing Our Environment from Space. New solutions for a New Millennium …, 2002
262002
Applicability of first pulse derived digital terrain models for boreal forest studies
X Yu, H Hyyppä, H Kaartinen, J Hyyppä, E Ahokas, S Kaasalainen
ISPRS Workshop on Laser Scanning, 2005
252005
Laser scanning of forest resources-some of the Finnish experience
J Hyyppä, H Hyyppä, M Maltamo, X Yu, E Ahokas, U Pyysalo
Proceedings of the scandlaser scientific workshop on airborne laser scanning …, 2003
192003
TOWARDS AUTOMATIC SINGLE-SENSOR MAPPING BY MULTISPECTRAL AIRBORNE LASER SCANNING.
E Ahokas, J Hyyppä, X Yu, X Liang, L Matikainen, K Karila, P Litkey, ...
International Archives of the Photogrammetry, Remote Sensing & Spatial …, 2016
182016
Analysis of properties of reflectance reference targets for permanent radiometric test sites of high resolution airborne imaging systems
E Honkavaara, T Hakala, J Peltoniemi, J Suomalainen, E Ahokas, ...
Remote Sensing 2 (8), 1892-1917, 2010
182010
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Artikkelit 1–20