ScienceNews Science News By Abdullahi Dattijo on Friday, 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. Read More Previous Post Next Post Related Posts ScienceNews Science News ScienceNews Science News ScienceNews Science News