Due to the uniqueness and invariability of fingerprint, the automated identification based on fingerprint is becoming an attractive alternative to the traditional methods of identification.

• 由于指纹所具有的唯一性和不变性,以及指纹认证技术具有很高的可行性和实用性,使得指纹认证成为最流行、最方便、最可靠的个人身份认证技术之一。