Image denoising by non-local averaging

Antoni BUADES*, Bartomeu COLL, Jean Michel MOREL

*Corresponding author for this work

Research output: Book Chapters | Papers in Conference ProceedingsConference paper (refereed)Researchpeer-review

71 Citations (Scopus)

Abstract

In this work, we present and analyze an image denoising method, the NL-means algorithm, based on a non local averaging of all pixels in the image. We also introduce the concept of method noise, that is, the difference between the original (always slightly noisy) digital image and its denoised version. Finally we present some experiences comparing the NL-means results with some classical denoising methods. © 2005 IEEE.
Original languageEnglish
Title of host publication2005 IEEE International Conference on Acoustics, Speech, and Signal Processing: Proceedings
PublisherIEEE
Pages25-28
Number of pages4
Volume2
DOIs
Publication statusPublished - 1 Dec 2005
Externally publishedYes
Event2005 IEEE International Conference on Acoustics, Speech, and Signal Processing - Philadelphia, United States
Duration: 18 Mar 200523 Mar 2005

Conference

Conference2005 IEEE International Conference on Acoustics, Speech, and Signal Processing
Abbreviated titleICASSP 2005
Country/TerritoryUnited States
CityPhiladelphia
Period18/03/0523/03/05

Funding

Antoni Buades is supported by a fellowship of the Govern Illes Balears. Bartomeu Coll is partially supported by CICYT project, ref. TIC2002-02172. Jean Michel Morel is partially supported by ONR grant N00014-97-1-0839, CNES, DGA.

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