Facial identification is attractive for law enforcement. It can be used in combination with current surveillance camera organization to hunt for know offenders. Face recognition is secret and non invasive, opposed to other biometrics like finger prints, retina scans, and iris scans. This is particularly important in combination with the law because faces are careful public. Complete photo databases from mug shots or driver’s licenses already exist. Because of problems face recognition has with respect to illumination, angle, and other factors, it is advantageous to attempt to get as high excellence images with regard to these factors. Face traps are a concept where cameras are deliberately placed in order to obtain comparatively controlled
