TY - JOUR A1 - Honkavaara, E. A1 - Hakala, T. A1 - Markelin, L. A1 - Peltoniemia,, J. T1 - METROLOGY OF IMAGE PROCESSING IN SPECTRAL REFLECTANCE MEASUREMENT BY UAV JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XL-3/W1 SP - 53 EP - 58 Y1 - 2014/03/05 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XL-3-W1/53/2014/ L1 - https://isprs-archives.copernicus.org/articles/XL-3-W1/53/2014/isprsarchives-XL-3-W1-53-2014.pdf DO - 10.5194/isprsarchives-XL-3-W1-53-2014 ER -