Abstract

Blurring of a photographic image by a wrong focus can be modeled by convolution. This paper discusses some points for the inverse operation with particular interest on the set of integers Z.

Author information

Contact details are reproduced from the original publication and may be historical.

Michel Valadier

IMAG, Université Montpellier II, Place Eugène Bataillon, 34095 Montpellier, France

mivaladier@wanadoo.fr

Keywords

  • Image deblurring
  • convolution
  • zero divisors
  • ill-posed problems
  • pixels

Mathematics Subject Classification

65R30, 94A08

Suggested citation

M. Valadier. “Does Deconvolution Exist?.” Journal of Convex Analysis 27 (2020), No. 2, 697–704.

Copyright Banach Press 2020