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...

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Bibliographic Details
Main Authors: Damian J.J. Farnell, Jennifer Galloway, Alexei I. Zhurov, Stephen Richmond, David Marshall, Paul L. Rosin, Khtam Al-Meyah, Pertti Pirttiniemi, Raija Lähdesmäki
Format: Article
Language:English
Published: MDPI AG 2018-12-01
Series:Journal of Imaging
Subjects:
Online Access:http://www.mdpi.com/2313-433X/5/1/2