Wordnet 3.0
NOUN (1)
1.
evidence proving that you are who you say you are;
evidence establishing that you are among the group of people already known to the system;
recognition by the system leads to acceptance;
- Example: "a system for positive identification can prevent the use of a single identity by several people"
WordNet (r) 3.0 (2006):
positive identification
n 1: evidence proving that you are who you say you are; evidence
establishing that you are among the group of people already
known to the system; recognition by the system leads to
acceptance; "a system for positive identification can
prevent the use of a single identity by several people"