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Resampling - Coggle Diagram
Resampling
Economically using a data sample to improve the accuracy and quantify the uncertainty of a population parameter
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Cross-validation
Validation set
Validation estimate of the test error rate can be highly variable depending on precisely which observations are included in the validation set
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K-Fold
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Average the error of each fold (iteration) to know generally how well the model would perform with future data
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