Similarity digest

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Definition(s):

A similarity digest is a (compressed) representation of the original data object’s feature set that is suitable for comparison with other similarity digests created by the same algorithm. In most cases, the digest is much smaller than the original artifact and the original object is not recoverable from the digest.
Source(s):
NIST SP 800-168

Glossary Comments

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See NISTIR 7298 Rev. 3 for additional details.

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Similarity digest

Glossary Comments