In the closed scene of the library, using campus cards, borrowing cards or ID cards to enter and exit, personnel identification is easy to be confused, and it is difficult to confirm the true identity of readers. Moreover, there will be a phenomenon of being swiped, which will damage the rights and interests of readers and libraries. Face recognition can effectively ensure the authenticity of readers' identity information and avoid being fraudulently used.

In the traditional borrowing process, every reader has to scan the book bar code to register the book information when borrowing or returning books. It takes a lot of processes and time to compare the identity information with the borrowing card. The library face recognition system can realize self-help borrowing and returning books, simplify the borrowing process and improve the work efficiency of staff.

Face recognition system can not only improve the security management, simplify the borrowing process, but also provide convenience for readers and improve the efficiency of library management.