Eero Ahokas
Eero Ahokas
Senior research scientist
Bestätigte E-Mail-Adresse bei
Zitiert von
Zitiert von
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
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
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
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
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
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
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
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
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
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
A permanent test field for digital photogrammetric systems
E Honkavaara, J Peltoniemi, E Ahokas, R Kuittinen, J Hyyppä, J Jaakkola, ...
Photogrammetric Engineering & Remote Sensing 74 (1), 95-106, 2008
Radiometric calibration of ALS intensity
S Kaasalainen, J Hyyppä, P Litkey, H Hyyppä, E Ahokas, A Kukko, ...
Int. Arch. Photogramm. Remote Sens 36, 201-205, 2007
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
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
Calibrating digital photogrammetric airborne imaging systems using a test field
E Honkavaara
Finnish Geodetic Institute, 2008
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
Accuracy of high-pulse-rate laser scanners for digital target models
E Ahokas, H Kaartinen, L Matikainen, J Hyyppä, H Hyyppä
Earsel 2001, Paris, 14-16 May 2001, 2001
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
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
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
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