: Includes various facial expressions such as neutral, smile, surprise, frown, and closed eyes.
: Features images taken under 15 different lighting directions to test an algorithm's robustness to shadows and illumination changes. Database Specifications Cas Peal
: The full database includes 99,594 images, while a publicly available subset called CAS-PEAL-R1 contains 30,900 images. : Includes various facial expressions such as neutral,
: Subjects are photographed wearing different accessories, including various pairs of glasses and different types of caps. Cas Peal