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When a browser identifies itself, most of what it says is no longer true
A user agent string is supposed to say which browser made a request. Most of what it actually contains describes browsers and engines that aren't the one running, kept alive as compatibility credentials for three decades.A user agent string is...
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Finding the closest audience without comparing them all
Embedding targeting is usually explained as comparing two vectors. The step before that, picking which vectors to compare against at...
A segment check costs the same at any size. Finding the closest audience does not.
Segment targeting asks one question: is this user in list 12345. Embedding targeting asks which of my audiences this user...
To turn text into a vector, a model compares every word with every other word
A page turns into a vector in 20 milliseconds. Eighteen times more text took 32 times longer, and asking the...
