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The assertion that the token likelihood metric is some sort of accuracy metric is false. There are more traditional AI techniques that compute probabilistic rea
by fnordpiglet 2y ago
The assertion that the token likelihood metric is some sort of accuracy metric is false. There are more traditional AI techniques that compute probabilistic reasoning scores that are in fact likelihoods of accuracy.
I’d note you can’t ask an LLM for a confidence value and get any answer that’s not total nonsense. The likelihood scores for the token prediction given prior tokens isn’t directly accessible to the LLM and isn’t intrinsically meaningful regardless in the way people hope it might be. They can quite confidentially produce nonsense with a high likelihood score.