With scikit-learn , when training an estimator with supervision, we need two arrays: X , of shape (a, b) , which contains input data, y , of shape(????) , which contains targets . What is the meaning of b ?

Question

With  scikit-learn , when training an estimator with supervision, we need two arrays: X , of  shape (a, b) , which contains  input  data, y , of  shape(????) , which contains  targets . What is the  meaning of b ?

Answer

number of observations (aka samples)

Answer

number of features

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With scikit-learn , when training an estimator with supervision, we need two ar...

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