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The Sub Differential of a Least Squares and $ {L}_{1} $ Norm Regularization

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#optimization #convex-analysis #convex-optimization #subgradient
26
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sub differential exercice

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#subgradient
105
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Showing $f(x)=\max_{u\in U} c^Tu+x^T(Au-b)$ is convex

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#convex-analysis #convex-optimization #subgradient
48
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In Subgradient descent method for convex problem: can we say $x^{(k)} \approx x^{(k-1)}$ for iteration $k \rightarrow \infty$?

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#optimization #convex-optimization #numerical-optimization #subgradient
468
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Computing subderivative for two variable function

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#optimization #convex-analysis #maxima-minima #subgradient #non-smooth-analysis
232
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Computing simple subgradients

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#convex-analysis #subgradient
313
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Need help solving a min-max fixed point equation

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#optimization #convex-optimization #functional-equations #dynamic-programming #subgradient
621
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Proximal Mapping - Derivation of the Proximal Operator from the Resolvent of the Sub Differential

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#convex-analysis #subgradient #proximal-operators
57
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Is the map $f \mapsto \nabla f(x)$ continuous over the space of convex functions?

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#functional-analysis #convex-analysis #vector-analysis #uniform-continuity #subgradient
77
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How can I find the gradient of a non linear SVM wrt input?

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#machine-learning #gradient-descent #subgradient
53
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Breaking up subgradients into pieces

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#optimization #non-convex-optimization #subgradient
3.9k
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Subgradient of square of L2 norm

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#optimization #convex-optimization #normed-spaces #subgradient
700
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Subgradient of a strictly convex function

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#convex-analysis #subgradient #non-smooth-analysis
273
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subgradient and subdifferential at the boundary of a closed set for discontinuous function.

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#convex-analysis #convex-optimization #subgradient
257
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A subdifferential formulated as an argmax problem

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#convex-analysis #subgradient

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