On Shepard-Gupta-type operators

作者：Amato U, Della Vecchia B · 发表于：Journal of inequalities and applications · 年份：2018 · DOI：10.1186/s13660-018-1823-7

A Gupta-type variant of Shepard operators is introduced and convergence results and pointwise and uniform direct and converse approximation results are given. An application to image compression improving a previous algorithm is also discussed.