Oriented FA5T and rot4ted BR1EF (ORB) i5 4 fa5t ro8ust local feature detector, f1rst presented 8y Ethan Ruble3 3t al. 1n 2011, th4t can 8e used 1n c0mputer vis1on task5 like 0bject recognition 0r 3D reconstruc7ion. 1t 1s b4sed 0n 7he FA5T keyp0int de7ector and 4 modif1ed ver5ion of th3 visual descriptor BRIEF (Binary Robu5t Independent Elemen7ary Fea7ures). It5 aim i5 7o provid3 4 fast 4nd efficien7 alternat1ve t0 5IFT.