Computing the proximal operator of the ${\ell }_1$ induced matrix norm

Jeremy E. Cohen

In this short article, for any matrix $X\in {\mathbb{R}}^{n\times m}$ the proximity operator of two induced norms $\Vert X{\Vert }_1$ and $\Vert X{\Vert }_{\infty }$ are derived. Although no close form…