Week 6 Videos

MNIST dataset

Introduction to the famous MNIST handwritten digit dataset.

train_test_split

Dividing data into a training set and a test set. The performance of a model should be evaluated on a test set that was not used to train the model.

Logistic Regression

Performing logistic regression using scikit-learn.

Predicted probabilities

Using a logistic regression classifier in scikit-learn to predict, not just the one most likely class, but instead the probability for each class.