Tag: overfitting
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Bootstrapping the right way?
Many years ago, I terribly overfit a model which caused losses of a lot of shekels (a LOT). It’s not that I wasn’t aware of the potential overfitting. I was....
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Overfitting reading list
Overfitting is a situation in which a model accurately describes some data but not the phenomenon that generates that data. Overfitting was a huge problem in the good old times,...
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Why deeply caring about the analysis isn't always a good thing?
Does Caring About the Analysis Matter? The simplystatistics.org blog had an interesting discussion about podcast Roger Peng from simplystatistics.org recorded on A/B testing on Etsy. One of the late conclusions...
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Although it is easy to lie with statistics, it is easier to lie without
I really recommend reading this (longish) post by Tom Breur called “Data Dredging” (and following his blog. The post is dedicated to overfitting – the most scaring problem in machine...