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My Model Was Cheating on Its Own Test

August 14, 2026

A preprocessing pipeline let my car price model peek at the test set before the exam, and the twelve points of R squared it cheated its way to

The post My Model Was Cheating on Its Own Test appeared first on Towards Data Science.

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⟵ I Made an LLM Lay Siege to My Minecraft House
Found Friday S5I6: Privacy and Practical AI ⟶

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