Proposal for an index of roads and structures for the mapping of non-vegetated urban surfaces using OSM and Sentinel-2 data. - Eduardo Felix Justiniano; Edimilson Rodrigues dos Santos Junior; Breno Malheiros de Melo; João Victor Nascimento Siqueira; Rúbia Gomes Morato; Marcel Fantin; Julio Cesar Pedrassoli; Marcos Roberto Martines; Fernando Shinji Kawakubo (Int. J. Appl. Earth Obs. Geoinformation, 2022)