Image restoration using a row action projection method with smoothing

Sumitro Samaddar, Richard J. Mammone

Research output: Contribution to journalArticlepeer-review

2 Scopus citations


We present a spatially and temporally adaptive iterative image algorithm. It extends an earlier technique using row action by continuously varying spatial adaptation for applying instead of the earlier segmentation based approach. The new subset of the method of projection onto convex sets and priori information about the blurred image or the blur in ambiguity in the solution and accelerate the speed of algorithm generalizes the projection concept to column action (CAP). In RAP, an error in the estimate of a pixel of the used to update all those pixels of the restored image that In CAP, a pixel of the restored image is updated using the estimates of all those pixels of the blurred image that from that pixel. This algorithm adds a way of emphasizing during restoration, reducing edge blurs by using a new smoothing, morphologically processing the local variance of image, and temporally varying the restoration parameters to significantly better SNR improvements during restoration.

Original languageEnglish (US)
Pages (from-to)1132-1147
Number of pages16
JournalOptical Engineering
Issue number4
StatePublished - 1995
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Atomic and Molecular Physics, and Optics
  • Engineering(all)


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