Nearly Tight Frames and Space-Frequency Analysis on Compact Manifolds

Daryl Geller, Azita Mayeli

Let $\mathbf{M}$ be a smooth compact oriented Riemannian manifold, and let $\Delta$ be the Laplace-Beltrami operator on $\mathbf{M}$. Say $0 \neq f \in \mathcal{S}(\RR^+)$, and that $f(0)=0$.…