Effect of Low SNR on Visual Image Quality

David R. Gerwe; Carlos E. Luna; Brandoch Calef

doi:10.1364/SRS.2014.SM3F.2

Imaging and Applied Optics 2014
OSA Technical Digest (online) (Optica Publishing Group, 2014),
paper SM3F.2
•https://doi.org/10.1364/SRS.2014.SM3F.2

Effect of Low SNR on Visual Image Quality

David R. Gerwe, Carlos E. Luna, and Brandoch Calef

Signal Recovery and Synthesis 2014

Seattle, Washington United States
13–17 July 2014
ISBN: 978-1-55752-308-2

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Image Perception (SM3F)

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D. R. Gerwe, C. E. Luna, and B. Calef, "Effect of Low SNR on Visual Image Quality," in Imaging and Applied Optics 2014, OSA Technical Digest (online) (Optica Publishing Group, 2014), paper SM3F.2.

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Abstract

The effect of noise and blur on image quality is investigated using human evaluations of images. Below SNR of 10 resolution is limited by noise and is insensitive to blur level. The VIF model is shown to accurately follow the human response.

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