to_categorical: Converts a class vector (integers) to binary class matrix.
Description
Converts a class vector (integers) to binary class matrix.
Usage
to_categorical(y, num_classes = NULL, dtype = "float32")
Value
A binary matrix representation of the input.
Arguments
- y
Class vector to be converted into a matrix (integers from 0 to num_classes).
- num_classes
Total number of classes.
- dtype
The data type expected by the input, as a string
Details
E.g. for use with loss_categorical_crossentropy().