info:oai:khub.utp.edu.my:20541info:ofi/fmt:xml:xsd:journalLahasanBadrLahasan, BadrLebai LutfiSyaheerahLebai Lutfi, SyaheerahVenkatIbrahimVenkat, IbrahimAl-BetarMohammed AzmiAl-Betar, Mohammed AzmiSan-SegundoRubénSan-Segundo, Rubén194 - 214Optimized symmetric partial facegraphs for face recognition in adverse conditions00200255Information Sciences4292018article