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This tag describes the process of creating a statistical or machine learning model. Always add a more specific tag.
8
votes
2
answers
3k
views
Analysing the residuals themselves
As far as I know, it is possible to fit a linear regression model and then fit a second model to predict the residuals from the first model by using some other variables. By this you can understand th …
293
votes
3
answers
34k
views
How to know that your machine learning problem is hopeless?
Imagine a standard machine-learning scenario:
You are confronted with a large multivariate dataset and you have a
pretty blurry understanding of it. What you need to do is to make
predictions …