Lenovo Q200 Q200 User's Guide - Page 37

3.5 Veriface (Only for computer which is shipped with camera) The Lenovo VeriFace software was developed by Lenovo for application in a wide array of security systems. It is a fast and accurate biometrics, facial recognition system that can be implemented with Lenovo computers and video-capture hardware. Notes: Use the following guidelines to ensure the best performance during face registration and verification: Location: When initially registering your face image, ensure your face is centered and oriented directly at the camera. Facial expression: The Lenovo VeriFace software is designed to account for various facial expressions. However, the following guidelines will help produce the most accurate results. Keep your face relaxed and in a natural position Keep your eyes open Keep your face turned toward the camera Keep your face clear of obstructions such as stray hair or glasses that were not present during your initial face registration Avoid making the following expressions: Laughing Raising your eyebrows Closing your eyes Looking away from the camera Looking sideways Frowning Image change: Although we have already dealt with some particular situations like varying hairstyles or facial hair, some significant changes, such as shaving off a beard, can affect the accuracy of the face image verification. To avoid failed verification, register a new face image. For more information, see Register face image. Light: Ensure you are in an environment with steady and even light. The following situation may affect the results: 32 User Guide 31032755_IdeaCentre Q-UG.indd 32 2007.12.21 2:28:44 PM