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Learning State Assessment in Online Education Based on Multiple Facial Features Detection
Considering that most of online training is not effectively supervised, this article presents an online leaning state assessment approach which combines blink detection, yawn detection, and head pose estimation. Blink detection is realized by computing the eye aspect ratio and the ratio of closed ey...
Autores principales: | , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Hindawi
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8817852/ https://www.ncbi.nlm.nih.gov/pubmed/35132313 http://dx.doi.org/10.1155/2022/3986470 |