TY - RPRT TI - Video-based face recognition via joint sparse representation AU - Chen, Yi-Chen AU - Patel, Vishal M AU - Shekhar, Sumit AU - Chellappa, Rama AU - Phillips, P Jonathon PY - 2013 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 7906 DO - 10.6028/NIST.IR.7906 ER -