Regressor and Classifier are two ways in which a model processes an output.
Regressor- A regressor gives output in numbers (integers or float). For example, prediction on house price, prediction of stock price etcetera.
Classifier- A classifier classify data into different categories. For example, a model that predict spam (category 1) or Ham (category 2), a model that predict image is of cat, dog, mouse, or human.
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