Nonuniform sampling and approximation in Sobolev space from the perturbation of framelet system

Youfa Li, Deguang Han, Shouzhi Yang +1

The Sobolev space $H^{\varsigma }({\mathbb{R}}^d)$, where $\varsigma >d/2$, is an important function space that has many applications in various areas of research. Attributed to the inertia of a meas…