What is the expected value of the jaccard similarity

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Reference no: EM131215127

Now that we know Jaccard similarity is related to the probability that two sets minhash to the same value, reconsider Exercise 3.1.3. Can you use this relationship to simplify the problem of computing the expected Jaccard similarity of randomly chosen sets?

Exercise 3.1.3

Suppose we have a universal set U of n elements, and we choose two subsets S and T at random, each with m of the n elements. What is the expected value of the Jaccard similarity of S and T?

Reference no: EM131215127

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