Review of Biometric Identification Technology Based on Characteristics of the Whole Hand

The multi-modal biometric recognition of the whole hand is an identification technology using comprehensive feature of fingerprint,hand shape and palm,which have more comprehensive and reliable information and can effectively improve the accuracy of biometric recognition.Firstly,in this paper,the basic principles and some key technologies of the whole hand biometric technology are described.Then,the strengths and weaknesses of a variety of popular single-mode and multi-modal biometric feature are anslysized.Finally,problems and future research directions biometric identification technology are discussed.