A walled-garden implementation of look-alike modeling. You upload a customer list. The platform finds users who resemble them within its own ecosystem. The match rates and modeling methodology vary by platform and are not disclosed in detail. Treat lookalike audiences as prospecting tools, not precision targeting. Monitor the creative and conversion performance by segment rather than treating them as a monolithic audience.
Ad tech glossary
Lookalike Audience
Technical definition
A targeting method that uses algorithms to find users who share similar characteristics with your existing customers or best-performing audience segments.
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