@inproceedings{sgem2018s08036, title = {MAPPING OF ROOF TYPES IN ORTHOPHOTOS USING FEATURE DESCRIPTORS}, author = {Julia Åhlén}, booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Informatics, Geoinformatics and Remote Sensing}, year = {2018}, pages = {285-292}, publisher = {STEF92 Technology}, doi = {10.5593/sgem2018/2.2/s08.036} }