face identification system
How does facial recognition system work? What is the purpose of facial recognition?

Network video recorder (NVR) is a specialized computer system that includes a software program that records video in a digital format to a disk drive, USB flash drive, SD memory card or other mass storage device.

Accurate 3D Face Reconstruction with Weakly-Supervised Learning: From and Pattern Recognition Workshop (CVPRW) on Analysis and Modeling of Faces 
The INTERPOL Face Recognition System (IFRS) contains facial images received from more than 160 countries which makes it a unique global criminal