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Speckle denoising in digital holography by nonlocal means filtering |
Applied Optics, Vol. 52, Issue 1, pp. A195-A200 (2013)
http://dx.doi.org/10.1364/AO.52.00A195
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Abstract
We demonstrate the effectiveness of the nonlocal means (NLM) filter for speckle denoising in digital holography. The speckle noise adapted version of the NLM filter is compared with other common speckle denoising filters and is found to give better visual and quantitative results.
© 2012 Optical Society of America
OCIS Codes
(030.4280) Coherence and statistical optics : Noise in imaging systems
(030.6140) Coherence and statistical optics : Speckle
(100.2000) Image processing : Digital image processing
(090.1995) Holography : Digital holography
History
Original Manuscript: August 16, 2012
Revised Manuscript: September 30, 2012
Manuscript Accepted: October 1, 2012
Published: November 13, 2012
Citation
Amitai Uzan, Yair Rivenson, and Adrian Stern, "Speckle denoising in digital holography by nonlocal means filtering," Appl. Opt. 52, A195-A200 (2013)
http://www.opticsinfobase.org/ao/abstract.cfm?URI=ao-52-1-A195
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