“…In the last few decades, the image sensors attached to satellites have evolved in a way that nowadays allows the capture of high-resolution multi-spectral satellite images, [1,2,3,4]. As a result, land cover classification became a widely-studied field providing also solutions on the detection and classification of buildings and other struc- [5,6] a) sociology, for the monitoring the dynamic processes that occur in a complex urban environment, b) citizen welfare, for city planning, c) city protection, for the analysis and assessment of the impact of fire, flood and natural disasters in an urban environment, d) illegal construction for detecting illegal building activity and e) navigation, for the development and constant update of accurate urban maps that can be employed for navigation purposes.…”