Probabilistic matching links records using signals that suggest the same person, such as device, IP, location, or behavior patterns, but do not prove it.
Category
Identity
Also known as
probabilistic match
It is useful for connecting activity when no login exists, but it is a guess with a confidence score, not a certainty.
In practice
Use probabilistic matches for enrichment, suppression, or confidence scoring, not for irreversible profile merges, unless the business explicitly accepts that risk. Treating a probable match as a certain one is how privacy and accuracy problems start.
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