2014
Delalieux, S., Raymaekers, D., Nackaerts, K., Honkavaara, E., Soukkamäki, J., Van Den Borne, J., 2014. High spatial and spectral remote sensing for detailed mapping of potato plant parameters. WHISPERS, 6th Workshop on Hyperspectral Image and Signal Processing : Evolution in Remote Sensing 24-27 June 2014, Lausanne, Switzerland
Honkavaara, E., Markelin, L., Hakala, T., Peltoniemi, J., 2014. The Metrology of Directional, Spectral Reflectance Factor Measurements Based on Area Format Imaging by UAVs, PFG 2014 / 3, 0185–0198, In press.
Peltoniemi, J.I., Hakala, T., Suomalainen, J., Honkavaara, E., Markelin, L., Gritsevich, M., Eskelinen, J., Jaanson, P., Ikonen, E., 2014. Technical Notes: A detailed study for the provision of measurement uncertai
nty and traceability for goniospectrometers. Journal of Quantitative Spectroscopy and Radiative Transfer. In press.
2013
Eero Ahokas, 2013. Aspects of Accuracy, Scanning Angle Optimization, and Intensity Calibration Related to Nationwide Laser Scanning. Dissertation. Publications of the Finnish Geodetic Institute 150. https://urn.fi/URN:ISBN:978-951-711-301-4
Lauri Markelin, 2013. Radiometric Calibration, Validation and Correction of Multispectral Photogrammetric Imagery. Dissertation. Publications of the Finnish Geodetic Institute 148. https://urn.fi/URN:ISBN:978-951-711-295-6
Kaivosoja, J., Pesonen, L., Kleemola, J., Pölönen, I., Salo, H., Honkavaara, E., Saari, H., Mäkynen, J., Rajala, A., 2013. A case study of a precision fertilizer application task generation for wheat based on classified hyperspectral data from UAV combined with farm history data. SPIE Remote Sensing, 23 - 26 September 2013, Dresden, Germany.
Pölönen, I., Saari H., Kaivosoja J., Honkavaara E. and Pesonen L, 2013. Hyperspectral imaging based biomass and nitrogen content estimations from light-weight UAV. SPIE Remote Sensing, 23 - 26 September 2013, Dresden, Germany.
Saari, H., Pölönen, I., Salo, H., Honkavaara, E., Hakala, T., Holmlund, C., Mäkynen, J., Mannila, R., Antila, T., Akujärvi, A., 2013. Miniaturized hyperspectral imager calibration and UAV flight campaigns. Remote Sensing for Agriculture, Ecosystems, and Hydrology XV. SPIE Remote Sensing, 23 - 26 September 2013, Dresden, Germany.
Honkavaara, E., Saari, H., Kaivosoja, J., Pölönen, I., Hakala, T., Litkey, P., Mäkynen, J. and Pesonen, L., 2013. Processing and Assessment of Spectrometric, Stereoscopic Imagery Collected Using a Lightweight UAV Spectral Camera for Precision Agriculture. Remote Sens. 2013, 5(10), 5006-5039; doi:10.3390/rs5105006
Cramer, M., Bovet, S., Gültlinger, M., Honkavaara, E., McGill, A., Rijsdijk, M., Tabor, M., Tournadre, V., 2013. On the use of RPAS in national mapping -- The EuroSDR point of view. Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., XL-1/W2, 93-99, 2013 www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XL-1-W2/93/2013/. doi:10.5194/isprsarchives-XL-1-W2-93-2013
Hakala, T.; Honkavaara, E.; Saari, H.; Mäkynen, J.; Kaivosoja, J.; Pesonen, L.; Pölönen, I. Spectral imaging from UAVs under varying illumination conditions. In International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume XL-1/W2, 2013, Proceedings of UAV-g2013, Rostock, Germany, 4 – 6 September 2013.
Nurminen, K., Karjalainen, M., Yu, X., Hyyppä, J. and Honkavaara, E., 2013. Performance of dense digital surface models based on image matching in the estimation of plot-level forest variables. ISPRS Journal of Photogrammetry and Remote Sensing, 83, 104 - 115. https://dx.doi.org/10.1016/j.isprsjprs.2013.06.005
Rönnholm, P., Karjalainen, M., Kaartinen, H., Nurminen, K. and Hyyppä, J., 2013. Relative orientation between a single frame image and LIDAR point cloud using linear features. Photogrammetric Journal of Finland 23(2), 1 - 16. https://foto.hut.fi/seura/julkaisut/pjf/pjf_e/2013/PJF2013_Ronnholm_et_al.pdf
Honkavaara, E., Hakala, T., Kirjasniemi, J., Lindfors, A., Mäkynen, J., Nurminen, K., Ruokokoski, P., Saari, H. and L. Markelin, 2013. New light-weight stereosopic spectrometric airborne imaging technology for high-resolution environmental remote sensing – Case studies in water quality mapping. International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume XL-1/W1, ISPRS Hannover Workshop 2013, 21 – 24 May 2013, Hannover, Germany . Conference paper.
Litkey, P., Nurminen, K. and E. Honkavaara, 2013. Automatic detection of storm damages using high-altitude photogrammetric imaging. International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume XL-1/W1, ISPRS Hannover Workshop 2013, 21 – 24 May 2013, Hannover, Germany. Conference paper.
Markelin, L., Honkavaara, E., Takala, T. and P. Pellikka, 2013. "Calibration and validation of hyperspectral imagery using a permanent test field" Accepted for publication in the proceedings of the 5th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing - WHISPERS 2013, 4 pages.
Honkavaara, E., Litkey, P. and K. Nurminen, 2013. Automatic Storm Damage Detection in Forests Using High‑Altitude Photogrammetric Imagery. Remote Sensing. 2013; 5(3):1405-1424.
2012
Honkavaara, E., Markelin, L., Arbiol, R. and L. Martínez, 2012. EuroSDR-Project, Commission 1, Radiometric aspects of digital photo-grammetric images, Final Report.. EuroSDROfficial Publication No 62. In press.
Gritsevich, M.I., Stulov, V.P., and L.I. Turchak, 2012. Consequences for Collisions of Natural Cosmic Bodies with the Earth Atmosphere and Surface. Cosmic Research, 50(1), 56–64.
Pölönen, I., Salo, H., Saari, H., Kaivosoja, J., Pesonen, L. and E. Honkavaara, 2012. Biomass estimator for NIR image with a few additional spectral band images taken from light UAS. Sensing for Agriculture and Food Quality and Safety IV, Baltimore, MD, 24 - 25 April 2012. Proceedings of SPIE. The International Society for Optical Engineering SPIE. Vol. 8369 (2012), pp. Article number 836905. doi: 10.1117/12.918551
Honkavaara, E., Kaivosoja, J., Mäkynen, J., Pellikka, I., Pesonen, L.,Saari, H., Salo, H., Hakala, T., Markelin, L., and T. Rosnell, 2012.
Hyperspectral reflectance signatures and point clouds for precision agriculture by light weight UAV imaging system, ISPRS Ann. Photogramm. Remote Sens. Spatial Inf. Sci., I-7, 353-358, doi:10.5194/isprsannals-I-7-353-2012, 2012.
Honkavara, E., Hakala, T., Saari, H., Markelin, L., Mäkynen, J. and T. Rosnell, 2012. A process for radiometric correction of UAV image blocks. Photogrammetrie, Fernerkundung, Geoinformation (PFG), 2/2012. https://dx.doi.org/10.1127/1432-8364/2012/0106
Honkavaara, E., Markelin, L., Rosnell, T. and K. Nurminen, 2012. Influence of solar elevation in radiometric and geometric performance of multispectral photogrammetry. ISPRS Journal of Photogrammetry and Remote Sensing, 67, 13-26. https://dx.doi.org/10.1016/j.isprsjprs.2011.10.001
Markelin, L., Honkavaara, E., Schläpfer, D., Bovet, S. and I. Korpela, 2012. Assessment of radiometric correction methods for ADS40 imagery. Photogrammetrie, Fernerkundung, Geoinformation (PFG), 4/2012. https://dx.doi.org/10.1127/1432-8364/2012/0115
Rosnell, T. and Honkavaara, E., 2012. Point Cloud Generation from Aerial Image Data Acquired by a Quadrocopter Type Micro Unmanned Aerial Vehicle and a Digital Still Camera. Sensors, 2012, 12, pp. 453-480. https://www.mdpi.com/1424-8220/12/1/453/
2011
Heikkinen, V., Korpela, I., Tokola, T., Honkavaara, E. and J. Parkkinen, 2011. An SVM classification of tree species radiometric signatures based on the Leica ADS40 sensor. IEEE Transac¬tions on Geoscience and Remote Sensing, 49(11), 4539 – 4551. http://dx.doi.org/10.1109/TGRS.2011.2141143
Honkavaara, E., Nurminen, K., Markelin, L., Suomalainen, J. and R. Ilves, 2011. Calibrating and validating multispectral photogrammetric 3D imaging system at a permanent test site – Case study with an Intergraph DMC. Photogrammetric Record, 26(134), 229-249. https://dx.doi.org/10.1111/j.1477-9730.2011.00634.x
Honkavaara, E., Markelin, L. and K. Nurminen, 2011. Digitaalinen ilmakuvaus ja sen mahdollisuudet. The Photogrammetric Journal of Finland, Vol. 22, No. 3, pp. 68- (In Finnish) https://foto.hut.fi/seura/julkaisut/pjf/pjf_e/2011/PJF2011_3_Honkavaara_et_al.pdf
Honkavaara, E., Arbiol, R., Markelin, L., Martinez, L., Bovet, S., Bredif, M., Chandelier, L., Heikkinen, V., Korpela, I., Lelegard, L., Pérez, F., Schläpfer, D. and T. Tokola, 2011. The EuroSDR project “Radiometric aspects of digital photogrammetric images” – Results of the empirical phase. In Proceedings of the ISPRS Hannover Workshop 2011, June 14-17, 2011, Hannover, 8 pages. https://doi.org/10.5194/isprsarchives-XXXVIII-4-W19-123-2011
Korpela, I., Heikkinen, V., Honkavaara, E., Rohrbach, F., and T. Tokola, 2011. Variation and directional anisotropy of reflectance at the crown scale - Implications for tree species classification in digital aerial images. Remote Sensing of Environment 115 (8), 2062-2074. https://dx.doi.org/10.1016/j.rse.2011.04.008
Marila, S. and Honkavaara, E., 2011. Peltolohkorekisterin tarkkuustutkimus, EU-laadunvalvonta ja peltolohkorekisterin tarkkuuteen vaikuttavista tekijöistä. Suomen Geodeettisen laitoksen tiedonantoja 2011:1. 35 s. (in Finnish)
Rosnell, T., Honkavaara, E. and K. Nurminen, 2011, On geometric processing of multi-temproal image data collected by light UAV systems. International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, ISPRS ICWG I/V UAV-g (unmanned aerial vehicle in geomatics) conference, Zurich, Switzerland. https://dx.doi.org/10.5194/isprsarchives-XXXVIII-1-C22-63-2011
Cramer, M., Grenzdörffer, G. and E. Honkavaara, 2010. In situ digital airborne camera validation and certification—The future standard? International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 38(B1), 7 pages. https://www.isprs.org/proceedings/XXXVIII/part1/08/08_04_Paper_82.pdf
Honkavaara, E., Hakala, T., Peltoniemi, J., Suomalainen, J., Ahokas, E. and L. Markelin, 2010. Analysis of Properties of Reflectance Reference Targets for Permanent Radiometric Test Sites of High Resolution Airborne Imaging Systems. Remote Sensing, Vol. 2, 1892-1917. https://dx.doi.org/10.3390/rs2081892
Markelin, L., Honkavaara, E., Hakala, T., Suomalainen and J. Peltoniemi, 2010. Radiometric stability assessment of an airborne photogrammetric sensor in a test field. ISPRS Journal of Photogrammetry and Remote Sensing, 65(4): 409-421. https://dx.doi.org/doi:10.1016/j.isprsjprs.2010.05.003
Markelin, L., Honkavaara, E., Beisl, U. and I. Korpela, 2010. Validation of the radiometric processing chain of the Leica ADS40 airborne photogrammetric sensor. International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences, 38(7A): 145-150. http://www.isprs.org/proceedings/XXXVIII/part7/a/pdf/145_XXXVIII-part7A.pdf
Pagnutti, M., Blonski, S., Cramer, M., Helder, D., Holekamp, K., Honkavaara, E. and R. Ryan, 2010. Targets, Methods and Sites for Assessing the In-Flight Spatial Resolution of EO Data Products. Canadian Journal of Remote Sensing, Vol. 36, No. 5, pp. 583–601, 2010. https://doi.org/10.5589/m10-078
2009
Honkavaara, E., Arbiol, R., Markelin, L., Martinez, L., Cramer, M., Bovet, S., Chandelier, L., Ilves, R., Klonus, S., Marshall, P., Scläpfer, D., Tabor, M., Thom, C., and N. Veje, 2009. Digital airborne photogrammetry – A new tool for quantitative remote sensing? – A state-of-the-art review on radiometric aspects of digital photogrammetric images. Remote Sensing, Vol. 1, 577-605. https://dx.doi.org/10.3390/rs1030577
Honkavaara, E., Arbiol, R., Markelin, L., Martinez L., Cramer, M., Korpela, I., Bovet, S., Thom, C., Chandelier, L., Ilves, R., Klonus, S., Reulke, R., Marshall, P., Tabor, M., Schläpfer, D. and N. Veje, 2009. Status report of the EuroSDR project “Radiometric aspects of digital photogrammetric airborne images”. Proceedings of the ISPRS Hannover Workshop 2009, Hannover, Germany, June 2-5, 2009. https://dx.doi.org/10.14358/PERS.74.1.95
2008
Honkavaara, E., J. Peltoniemi, E. Ahokas, R. Kuittinen, J. Hyyppä, J. Jaakkola, H. Kaartinen, L. Markelin, K. Nurminen, J. and J. Suomalainen, 2008. A permanent test field for digital photogrammetric systems. Photogrammetric Engineering & Remote Sensing, 74(1): 95-106. http://www.asprs.org/a/publications/pers/2008journal/january/2008_jan_95...
Honkavaara, E., 2008. Calibrating digital photogrammetric airborne imaging systems using a test field. Kirkkonummi 2008. Doctoral Thesis. (139 pages) https://urn.fi/URN:ISBN:978-951-711-276-5
Markelin, L., E. Honkavaara, J. Peltoniemi, E. Ahokas, R. Kuittinen, J. Hyyppä, J. Suomalainen and A. Kukko, 2008. Radiometric calibration and characterization of large-format digital photogrammetric sensors in a test field. Photogrammetric Engineering & Remote Sensing, Vol. 74 (12), pp. 1487-1500. https://dx.doi.org/10.14358/PERS.74.12.1487
Honkavaara,E., Markelin, L., Ahokas, E., Kuittinen, R. and J. Peltoniemi, 2008. Calibrating Digital Photogrammetric Airborne Imaging Systems in a Test Field. The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, ISPRS Congress Beijing, 3-11 July, Commission I, Vol. XXXVIII, 555-560. https://www.isprs.org/proceedings/XXXVII/congress/1_pdf/94.pdf
Rönnholm, P., Honkavaara, E., Erving, A., Nuikka, M., Haggrén, H., Kaasalainen, S., Hyyppä, H. and J. Hyyppä, 2008. Registration of Airborne Laser Scanning Point Clouds with Aerial Images through Terrestrial Image Blocks. The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, ISPRS Congress Beijing, 3-11 July, Commission I, Vol. XXXVIII, 473-480. https://www.isprs.org/proceedings/XXXVII/congress/1_pdf/80.pdf