TY - JOUR A1 - Verhoeven, G. A1 - Karel, W. A1 - Štuhec, S. A1 - Doneus, M. A1 - Trinks, I. A1 - Pfeifer, N. T1 - MIND YOUR GREY TONES – EXAMINING THE INFLUENCE OF DECOLOURIZATION METHODS ON INTEREST POINT EXTRACTION AND MATCHING FOR ARCHITECTURAL IMAGE-BASED MODELLING JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XL-5/W4 SP - 307 EP - 314 Y1 - 2015/02/18 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XL-5-W4/307/2015/ L1 - https://isprs-archives.copernicus.org/articles/XL-5-W4/307/2015/isprsarchives-XL-5-W4-307-2015.pdf DO - 10.5194/isprsarchives-XL-5-W4-307-2015 ER -