Publication: ECCV 2016: Computer Vision – ECCV 2016 pp 73-89 Publication Author(s): Guosheng HuFei YanChi-Ho ChanWeihong DengWilliam Christmas Josef KittlerNeil M. RobertsonPublication Date: Sep 2016DOI: 10.1007/978-3-319-46484-8_5 Publication URL: PDF Work Package: E_WP4