Cas Peal Link

: Includes various facial expressions such as neutral, smile, surprise, frown, and closed eyes.

: The full database includes 99,594 images, while a publicly available subset called CAS-PEAL-R1 contains 30,900 images.

: Contains images of 1,040 individuals (595 males and 445 females). Cas Peal

Enhanced Local Texture Feature Sets for Face Recognition ... - HAL

: Features images taken under 15 different lighting directions to test an algorithm's robustness to shadows and illumination changes. Database Specifications : Includes various facial expressions such as neutral,

Researchers use this data to benchmark various algorithms, including Principal Component Analysis (PCA) and Local Binary Patterns (LBP) , ensuring they can handle the diverse conditions found in practical applications.

The database was developed by the Joint Research & Development Laboratory (JDL) of the Chinese Academy of Sciences (CAS). Its primary purpose is to provide researchers with a robust dataset for training and testing algorithms against real-world visual challenges. Core "PEAL" Features Enhanced Local Texture Feature Sets for Face Recognition

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 .