| 摘要 |
A method of extracting a teeth area from a teeth image, and personal identification method and apparatus using characteristic elements that are extracted from the extracted teeth area are provided. The personal identification method includes constructing a database by correspondently storing teeth images from a plurality of persons and at least one teeth characteristic element of each person; (b) extracting an interline between an upper teeth portion and a lower teeth portion from an inner mouth area that is separated from a teeth image of a person to be identified, and extracting an upper teeth area and a lower teeth area on the basis of the interline; detecting one or more teeth characteristic elements from the upper and lower teeth areas; and searching the database based on the detected one or more teeth characteristic elements and determining identification pass or fail according to a similarity between the teeth image of the person to be identified and a teeth image searched from the database. <IMAGE>
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