An unsupervised, dictionary-based facial coding system with localized 3D units outperforms automated FACS coding (OpenFace) in classifying autism from in-person and remote conversational videos.
Online learning for matrix factorization and sparse coding
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Beyond FACS: Data-driven Facial Expression Dictionaries, with Application to Predicting Autism
An unsupervised, dictionary-based facial coding system with localized 3D units outperforms automated FACS coding (OpenFace) in classifying autism from in-person and remote conversational videos.