Quote:
Originally Posted by udaykamath
In SVM slides Lecture 14
On page 13 we had just converted the problem to minimization and had
minimize Lagrangian(alpha)=....
On page 14 we have
maximize Lagrangian w.r.t alpha subject to...
How did this change?
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Thank you for asking. In slide 13, minimization is w.r.t. some of the variables, and for the rest of the variables it is maximization (per Lagrange/KKT method). The minimization has already been done in the derivation in slide 13, so only the maximization part remains in slide 14.