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Results tagged with convexity
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user 15604
For questions involving the concept of convexity
8
votes
Is all non-convex optimization heuristic?
Well, there is at least one nonconvex problem, that we can solve exactly and fast: lower rank approximation. Find matrix $B$ such that $rank(B)=k$ "nearest" to matrix $A$ of rank $m>k$. That problem c …
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