tf.keras.utils.to_categorical

tf.keras.utils.to_categorical(
    y,
    num_classes=None
)

Defined in tensorflow/python/keras/_impl/keras/utils/np_utils.py.

Converts a class vector (integers) to binary class matrix.

E.g. for use with categorical_crossentropy.

Arguments:

• y: class vector to be converted into a matrix (integers from 0 to num_classes).
• num_classes: total number of classes.

Returns:

A binary matrix representation of the input.