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What’s in a Smile? Initial Analyses of Dynamic Changes in Facial Shape and Appearance †
Single-level principal component analysis (PCA) and multi-level PCA (mPCA) methods are applied here to a set of (2D frontal) facial images from a group of 80 Finnish subjects (34 male; 46 female) with two different facial expressions (smiling and neutral) per subject. Inspection of eigenvalues gives...
| Autores principales: | , , , , , , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
MDPI
2018
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8320859/ https://www.ncbi.nlm.nih.gov/pubmed/34470180 http://dx.doi.org/10.3390/jimaging5010002 |