TY - CPAPER AU - Julia Åhlén TI - MAPPING OF ROOF TYPES IN ORTHOPHOTOS USING FEATURE DESCRIPTORS T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Informatics, Geoinformatics and Remote Sensing PY - 2018 SP - 285 EP - 292 DO - 10.5593/sgem2018/2.2/s08.036 SN - 978-619-7408-40-9 PB - STEF92 Technology ER -