Differences in Facial Expressions between Spontaneous and Posed Smiles: Automated Method by Action Units and Three-Dimensional Facial Landmarks.
Seho ParkKunyoung LeeJae-A. LimHyunwoong KoTaehoon KimJung-In LeeHakrim KimSeong-Jae HanJeong-Shim KimSoowon ParkJun-Young LeeEui Chul LeePublished in: Sensors (2020)