Find Jaccard distance {1,2,3,4} & {2,3,5,7} and {a,a,a,b} & {a,a,b,b,c}

8.1kviews

written 6.7 years ago by

swatisharma • 1.4k

modified 5.6 years ago by

prashantsaini • 0

ii) Find Hamming Distance between 110011 & 010101 and 11001 & 01011

iii) Compute the cosines of the angles between (3,-1,2) and (-2,3,1).

big data analytics

ADD COMMENT EDIT

1 Answer

846views

written 6.6 years ago by

yashbeer ★ 11k

(i) Jaccard distance

A = { 1,2,3,4 } and B = {2,3,5,7}

d(A,B) = 1 - J(A,B)

J(A,B) = $\frac{A \cap B}{A \cup B} = \frac{ | \{2,3\} | }{| \{1,2,3,4,5,7\} | } = \frac{2}{6} = \frac{1}{3}$

d(A,B) = $1 - \frac{1}{3} = \frac{2}{3}$

A = {a,a,a,b} and B = …

Create a free account to keep reading this post.

and 5 others joined a min ago.

ADD COMMENT EDIT

Please log in to add an answer.