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Select the true statements about PCA ?
Author: MartinStatus: PublishedQuestion passed 300 times
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What is ensemble learning? It consists in âŠ4
Given a data set, which elements will help you to choose what model / machine learning method to use to create an efficient model?16
How to handle missing data in a given training data set ?9
The validation set is used to provide frequent and unbiased evaluations of the modelâs fit on the training set while tuning its hyperparameters/parameters: in other words,the model is found and then tested on the validation set before to be improved once again.5
What are the differences/similarities between a loss function, an error function, and a cost function?9
How to handle missing data in a given training data set ?7
What is the missing word in the following sentence: Overfitting is the production of a model that corresponds too closely to the training data set and may therefore fail to fit other data sets and so fail to perform any reliable forecast.