Classifying Facial Actions
                                TheFacialActionCodingSystem(FACS)[23]isanobjectivemethodforquantifyingfacialmovementintermsofcomponentactions.Thissystemiswidelyusedinbehavioralinvestigationsofemotion,cognitiveprocesses,andsocialinteraction.Thecodingispresentlyperformedbyhighlytrainedhumanexperts.Thispaperexploresand                            
                            
                            
                            
                        
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