Glossary

• Cache: A collection of enrolled templates that are serialized to disk. These enrolled templates can be used for operations such as Identify and Verify.

• Compare: An operation where two sets of biometrics are provided and a score is returned that indicates how similar they are.

• Encounter: A single set of biometric data.

• Identify: An operation where a probe is provided and a cache is searched for the candidates that are most similar to the probe. Each candidate is given a score that indicates how similar it is to the probe.

• Probe: An encounter that is used in any comparison operation. The operations are Compare, Identify, and Verify.

• Template: A binary representation of an analyzed biometric that can be used for matching.

• Threshold: A specific score that is used in applications as a determination as to whether two individuals should be considered matched. If the comparison score is greater than or equal to the threshold, then it is considered a match.

• Verify: An operation where a probe is provided and compared with a single, specified entry in the cache. A score is returned that indicates how similar they are.