Why collaborative and content based filtering are considered unsupervised learining since we have output values (movies ratings)
Hello @Rabi3, welcome to our community! They are, as you said, supervised learning approaches. The first, second, and third week of this course are about unsupervised learning, recommenders, and reinforcement learning respectively.
Cheers,
Raymond
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Oh, I thought all of them are unsupervised algorithms, Thank you for responding
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You are welcome @Rabi3!
Raymond
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