Classify vs. Predict

The difference between a classifier and a predictor

The model we built in the previous lesson is called a predictor because it takes an input and makes a prediction about what the output should be. We refined that prediction by adjusting an internal parameter, informed by the errors we saw when comparing the answers with a true example. Now, let’s look at the following graph, showing the widths and lengths of garden bugs.

We can clearly see two groups. The caterpillars are thin and long, and the ladybugs are wide and short.

Remember the predictor that ...