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A comment on A Kaggle Grandmaster cheated in $25k AI contest with hidden code. Parent comment

Re:A Kaggle Grandmaster cheated in $25k AI contest with hidd... by MiroF on Wednesday January 22, 2020 @10:24PM (#22124544)
If they were smart, they would have used the whole set for hyperparameter tuning. That would be essentially undetectable.
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Re:A Kaggle Grandmaster cheated in $25k AI contest with hidd... by jeffshek on Thursday January 23, 2020 @03:45AM (#22125932)
Not if the underlying model was bad, no tweaking of hyperparameters can change that. It's safe to say, he probably did consider this (and it probably didn't work well enough).
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