“…There are different techniques and methods that can be used for feature extraction, and today it is easier to recognize a person by the existing biometric methods. For example, a person can be recognized for its iris, fingerprints, and face, recognizable by his voice, signature, hand geometry, ear, vein structure, retina, facial thermography and others that exist [16][17][18][19]. At this moment, biometric methods have been implemented using different devices to create patterns and generate the code that identifies the persons [20][21][22][23].…”