Exercise

Exploring MNIST dataset

You will use the MNIST dataset in several exercises through the course. Let's do some data exploration to gain a better understanding. Remember that the MNIST dataset contains a set of records that represent handwritten digits using 28x28 features, which are stored into a 784-dimensional vector.

mnistInput

Each record of the MNIST dataset corresponds to a handwritten digit and each feature represents one pixel of the digit image.

In this exercise, a sample of 200 records of the MNIST dataset named mnist_sample is loaded for you.

Instructions

100 XP

Show the names of the mnist_sample dataset.
View the structure the mnist_sample dataset.
Show the labels of the first 6 digits of the mnist_sample.

Take Hint (-30 XP)