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How to interpret poor $R^2$ score but good RMSE value? [duplicate]

Awarded Mar 16, 2019 at 16:00

Are SVD (Singular Value Decomposition) values always positive? Is there a relation between the maximum SVD value and the original data?

Awarded Mar 28, 2017 at 21:37

How to normalize data between -1 and 1?

Awarded Sep 12, 2016 at 18:11

How to use SVD for dimensionality reduction to reduce the number of columns (features) of the data matrix? [duplicate]

Awarded Apr 23, 2016 at 16:50

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