Facial Recognition in a Crowd is complicated. There are different methods used for matching facial biometrics. The simplest method measures various features of a person's face, such as the distance between the eyes, or the position of the mouth to the nose. These geometric measurements or vectors are then coded and stored in a database for later later comparison. The second method is more complex. It uses IP cameras to capture the full facial image and uses as much information as it can.  [Read more …]