opencountry_cdmc722.jpgspatial_envelope_256x256_static_8outdoorcategoriesAude Oliva and Antonio Torralba, IJCV 2001, vol 42(3).LabelMe Webtoolsky0018-Dec-2006 18:37:340anonymous2569825622121013710275102119104152103185105220107251106255107rocky mountain0018-Dec-2006 18:37:341anonymous225621013910270104103104128103147103172105200106231107250107256107256256cloud0004-Jun-2007 04:21:543Tren38313770167792157023275255642563722436249292261422262141221318205262022020812201221