Terrestrial laser scanning in forest inventories X Liang, V Kankare, J Hyyppä, Y Wang, A Kukko, H Haggrén, X Yu, ... ISPRS Journal of Photogrammetry and Remote Sensing 115, 63-77, 2016 | 830 | 2016 |
A review: Remote sensing sensors L Zhu, J Suomalainen, J Liu, J Hyyppä, H Kaartinen, H Haggren Multi-purposeful application of geospatial data 19, 2018 | 228 | 2018 |
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 | 103 | 2001 |
Road environment mapping system of the Finnish Geodetic Institute-FGI ROAMER A Kukko, CO Andrei, VM Salminen, H Kaartinen, Y Chen, P Rönnholm, ... Int. Arch. Photogramm. Remote Sens. Spat. Inf. Sci 36, 241-247, 2007 | 85 | 2007 |
Calibration of laser-derived tree height estimates by means of photogrammetric techniques P Rönnholm, J Hyyppä, H Hyyppä, H Haggrén, X Yu, H Kaartinen Scandinavian Journal of Forest Research 19 (6), 524-528, 2004 | 59 | 2004 |
Method for the three-dimensional surveillance of the object space H Haggren US Patent 4,928,175, 1990 | 39 | 1990 |
Comparison of measurement techniques and static theory applied to concrete beam deformation P Rönnholm, M Nuikka, A Suominen, P Salo, H Hyyppä, P Pöntinen, ... The Photogrammetric Record 24 (128), 351-371, 2009 | 35 | 2009 |
Accuracy of laser scanning for DTM generation in forested areas JM Hyyppae, U Pyysalo, H Hyyppae, HGA Haggren, GS Ruppert Laser Radar Technology and Applications V 4035, 119-130, 2000 | 33 | 2000 |
Statistical analysis of two 3-D registration and modeling strategies O Jokinen, H Haggrén ISPRS Journal of Photogrammetry and Remote Sensing 53 (6), 320-341, 1998 | 30 | 1998 |
Mapvision: the photogrammetric machine vision system H Haggrén, E Leikas Photogrammetric Engineering and Remote Sensing 53 (8), 1103-1108, 1987 | 29 | 1987 |
Real-time photogrammetry as used for machine vision applications H Haggren International. Archives of Photogrammetry Remote Sens 26 (5), 374-382, 1986 | 27 | 1986 |
Algorithms and methods of airborne laser-scanning for forest measurements J Hyyppä, H Hyyppä, P Litkey, X Yu, H Haggrén, P Rönnholm, U Pyysalo, ... International Archives of Photogrammetry and Remote Sensing 36, 8, 2004 | 26 | 2004 |
Depth camera indoor mapping for 3D virtual radio play JP Virtanen, M Kurkela, T Turppa, MT Vaaja, A Julin, A Kukko, J Hyyppä, ... The Photogrammetric Record 33 (162), 171-195, 2018 | 20 | 2018 |
Registration of laser scanning point clouds and aerial images using either artificial or natural tie features P Rönnholm, H Haggrén ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information …, 2012 | 19 | 2012 |
Comparison of three accurate 3D measurement methods for evaluating as-built floor flatness M Nuikka, P Rönnholm, H Kaartinen, A Kukko, A Suominen, P Salo, ... International Archives of the Photogrammetry, Remote Sensing and Spatial …, 2008 | 19 | 2008 |
Photogrammetric application of spherical imaging H Haggrén, H Hyyppä, O Jokinen, A Kukko, M Nuikka, T Pitkänen, ... Panoramic photogrammetry workshop, Dresden 19, 22, 2004 | 17 | 2004 |
The Finnish Jabal Haroun Project J Frösén, ZT Fiema, H Haggrén, K Koistinen, M Lavento, G Peterman Report on the, 483-502, 1997 | 17 | 1997 |
Georeferencing Multi-Temporal and Multi-Scale Imagery in Photogrammetry L Zhu, A Erving, K Koistinen, M Nuikka, H Junnilainen, N Heiska, ... International Archives of the Photogrammetry, Remote Sensing and Spatial …, 2008 | 16 | 2008 |
A method for interactive orientation of digital images using backprojection of 3D data P Rönnholm, H Hyyppä, P Pöntinen, H Haggrén, J Hyyppä The Photogrammetric Journal of Finland 18 (2), 16-31, 2003 | 15 | 2003 |
New vistas for industrial photogrammetry H Haggren International archives of photogrammetry and remote sensing 25 (A5), 382-391, 1984 | 15 | 1984 |