$E[ \lVert \nabla f(x)\rVert^2_{\nabla^2 f(x) ^{-1}}]$
This is explained as a norm of gradient and a measure of its magnitude under the hessian.
I have no idea what it means and would appreciate any changes to the question or explanation.
2026-03-31 07:13:19.1774941199
What does It Mean to Find Norm under a Hessian?
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