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Exercise 3663. Points 2, theme: Similarity and Distance

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Calculate Jaccardi similarity index from data in the previous exercise.
The result should fiffer from the Dice similarity.
Which of these indices is a better measurer for similarity? Give a reason.


The formula for Jaccardi index can be found from Wikipedia. Sensitivity comparison of similarity indices is given in Fig 2-3 in Remm et al 2012. The expected answer is related to different sensitivity of these indices.
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