Duc, B.Fischer, S.Bigun, J.2006-06-142006-06-142006-06-14199710.1109/ICASSP.1997.595436https://infoscience.epfl.ch/handle/20.500.14299/230911WOS:A1997BH95E00765LTS1Face authentication with sparse grid Gabor informationtext::conference output::conference proceedings::conference paper