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The "predictions" are submitted only knowing a portion of the dataset, but the winners are chosen based on the entire dataset, which is supposed to prevent over
by ikeboy 10y ago
The "predictions" are submitted only knowing a portion of the dataset, but the winners are chosen based on the entire dataset, which is supposed to prevent overfitting.
- mikbob 10y agoWinners are chosen based on a part of the test dataset which the user never gets feedback on/never is able to see the true values of during the competition round - so it's very difficult to overfit to that private set.