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microsoft / FERPlus

This is the FER+ new label annotations for the Emotion FER dataset.
https://arxiv.org/abs/1608.01041
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What's the meaning of "NF","unknown" #18

Open loganzhang1 opened 3 years ago

loganzhang1 commented 3 years ago

Hello, Can you tell me the meanings of "NF" and "unkonwn" in fer2013new.csv ?

Thanks.

AlbertoCasasOrtiz commented 1 year ago

If I am not wrong, NF stands for "Not a Face," while "unknown" indicates that the emotion is unidentifiable or, at the very least, not one of the emotions present in the dataset.