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The Implications of Data Leakage
I'm curious, how did this topic come to the forefront of your mind? How did it become something that you started thinking about? I think most data scientists who've been out there practicing for years, they know it. They're aware of it and just a kind of level set for everybody. What target leakage is is when you use information from the future when you're making a prediction. It's a very common problem that can occur.