The database systematically varies images across these categories:
: Includes various facial expressions such as neutral, smile, surprise, frown, and closed eyes. Cas Peal
: Images are captured from multiple angles using a horizontal semicircular camera array to simulate different head rotations. : Contains images of 1,040 individuals (595 males
is a large-scale Chinese face database created to evaluate face recognition algorithms, specifically focusing on four key types of variations known as PEAL : P ose, E xpression, A ccessories, and L ighting . Database Specifications
: Contains images of 1,040 individuals (595 males and 445 females).
: The dataset provides metadata such as eye positions, face pose angles, and expression labels to help refine detection systems.
: Features images taken under 15 different lighting directions to test an algorithm's robustness to shadows and illumination changes. Database Specifications