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Which of the following is defined as the ratio of total elements of intersection and union of two sets?

(a) Rope Tree

(b) Jaccard Coefficient Index

(c) Tango Tree

(d) MinHash Coefficient

My question comes from Hash Tables topic in chapter Hash Tables of Data Structures & Algorithms I

This question was addressed to me in a job interview.

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Right option is (b) Jaccard Coefficient Index

For explanation: MinHash helps in the quick estimation of similarity between two sets. Jaccard Coefficient is used for similarity between two sets. Jaccard Coefficient Index is defined as the ratio of total elements of intersection and union of two sets.

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