MACHINE LEARNING

APPLICATION OF SUPERVISED LEARNING

CLASSIFICATION IN MACHINE LEARNING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the use of Validation dataset in Machine Learning?
A
To train the machine learning model.
B
To evaluate the performance of the machine learning model
C
To tune the hyperparameters of the machine learning model
D
None of the above.
Explanation: 

Detailed explanation-1: -The validation data set provides an unbiased evaluation of a model fit on the training data set while tuning the model’s hyperparameters (e.g. the number of hidden units-layers and layer widths-in a neural network).

Detailed explanation-2: -Quick definition. A validation data set is used in supervised machine learning to compare the performance of different trained models. This enables us to choose the correct model class or hyper-parameters within the model class.

Detailed explanation-3: -Cross-Validation dataset: It is used to overcome the disadvantage of train/test split by splitting the dataset into groups of train/test splits, and averaging the result. It can be used if we want to optimize our model that has been trained on the training dataset for the best performance.

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