What are the two types of recommendation systems

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1.How are the following distance measures defined?

Jaccard -

Euclidean -

Cosine -

2.What are the two types of recommendation systems?

3.Which recommendation system is best for customers with taste that are not similar to many other users or no other users at all?

4.Give two examples of words that are paradigmatically related?

Reference no: EM132151605

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