Introduction - If you have any usage issues, please Google them yourself
In recent years, face recognition technology has been concern that its research has rapidly because it has many computer vision, communication and control system, automatic access to potential applications. In particular, face detection is a kind of face recognition automatic face recognition as an important part of the first step.
However, face detection is not simple, because it needs to use many techniques, such as changes in the composition (the former, non-ago), occlusion, image orientation, lighting conditions and facial expression changes ....