On a 12-gloss German Sign Language dataset, mouth and full-face crops improve isolated sign recognition more than eyes do, with mouth matching full face when fused with body input.
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The Importance of Facial Features in Vision-based Sign Language Recognition: Eyes, Mouth or Full Face?
On a 12-gloss German Sign Language dataset, mouth and full-face crops improve isolated sign recognition more than eyes do, with mouth matching full face when fused with body input.