6.4 Symmetric di erence kernel. Let X be a nite set. Show that the kernel K de...
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6.4 Symmetric dierence kernel. Let X be a nite set. Show that the kernel K dened over 2X, the set of subsets of X, by 8A;B 2 2X;K(A;B) = exp
????
1 2jABj
;
where AB is the symmetric dierence of A and B is PDS (Hint: you could use the fact that K is the result of the normalization of a kernel function K0).
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Related Book For
Foundations Of Machine Learning
ISBN: 9780262351362
2nd Edition
Authors: Mehryar Mohri, Afshin Rostamizadeh
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