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ISO 20462-3:2012

Photography - Psychophysical experimental methods for estimating image quality - Part 3: Quality ruler method

ISO 20462-3:2012 specifies:

the nature of a quality ruler;

hardcopy and softcopy implementations of quality rulers;

how quality rulers may be generated or obtained; and

the standard quality scale (SQS), a fixed numerical scale that may be measured using quality rulers.

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International Organization for Standardization [ISO]


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