When My House Price Model Hit 100% Accuracy, I Should Have Been Worried
This story is from 2026-10-07. It is preserved in the archive; the latest stories are on the live feed.
My first script on the Kaggle House Prices data reported 100% training accuracy. I was pleased for about as long as it took to look at my feature list. The bug: the answer was in the inputs The script was meant to predict SalePrice , but I had included SalePrice itself as one of the input columns.…
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- 2026-10-07 04:00 · DEV Community — Machine Learning
When My House Price Model Hit 100% Accuracy, I Should Have Been Worried