SW StudyWalks

Artificial Intelligence  /  AI 0408  ·  Atom · ~20 seconds

Grading Day

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A learned predictor is graded on examples it has never seen — the training score measures memory, and only the test score measures what was learned about the world.

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Accuracy is the share of predictions that are right; the share that matters is the drawer's.

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Perfect training scores are cheap — a learner can always get them by memorizing.