tallbuilding_art232.jpgspatial_envelope_256x256_static_8outdoorcategoriesAude Oliva and Antonio Torralba, IJCV 2001, vol 42(3).LabelMe Webtoolsky0011-Apr-2007 10:01:190anonymous219521256125521023320723218619617719511754170184143182141312031141971061961041905819356196565947594019229193171876187pylon0011-Apr-2007 10:01:191anonymous189256195143168141195129218128247144217142218102251105219882008816410019710219861170601855316035202462184825338230542456321662223256chimney0011-Apr-2007 10:01:193anonymous47197401914758565856195chimney0011-Apr-2007 10:01:194anonymous11620512021412144206chimney0011-Apr-2007 10:01:195anonymous17120517501951192208industry0011-Apr-2007 10:01:196anonymous225521958186161863019340192471965619563192104190106197116197116205144207144182170184170205190207222208221183231186234207255210255256