Natalia Verde 1,2 , Ioannis P. Kokkoris 3 , Charalampos Georgiadis 1, Dimitris Kaimaris 1, Panayotis Dimopoulos 3 , Ioannis Mitsopoulos 4and Giorgos Mallinis 1,2,* 1 School of Rural and Surveying Engineering, Laboratory of Photogrammetry and Remote Sensing Unit (PERS lab), The Aristotle ...