this is ‘technology’ rather than science. There are two broad tasks for such an algorithm: Classification (also known as discrimination or supervised learning): to say what kind of situation we’re facing. For example, the likes and dislikes of an online customer, or whether that object in a robot’s vision is a child or a dog. Prediction: to tell us what is going to happen. For example, what the weather will be next week, what a stock price might do tomorrow, what products that customer might buy, or whether that child is going to run out in front of our self-driving car. Although these tasks
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