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BS ISO 20462-3:2012

BS ISO 20462-3:2012

$167.15

Photography. Psychophysical experimental methods for estimating image quality – Quality ruler method

Published By Publication Date Number of Pages
BSI 2012 38
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This part of ISO 20462 specifies:

  1. the nature of a quality ruler;

  2. hardcopy and softcopy implementations of quality rulers;

  3. how quality rulers may be generated or obtained; and

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

PDF Catalog

PDF Pages PDF Title
3 CVP_Secretariat_Loca
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
13 4 Quality ruler experiments
4.1 General properties of quality rulers
4.2 Experimental conditions and reported results
4.3 Attributes varied in quality rulers
14 5 Hardcopy quality ruler implementation
5.1 Physical apparatus
15 5.2 Reference stimuli
16 6 Softcopy quality ruler implementation
6.1 Physical apparatus
6.2 Reference stimuli
6.3 Controlling software
17 7 Generation of quality ruler stimuli
7.1 General requirements
18 7.2 Modulation transfer functions (MTFs)
19 7.3 Scene-dependent ruler calibration
20 8 Standard quality scale (SQS) determinations
8.1 Properties of the SQS
8.2 Experimental requirements for measuring primary SQS1
8.3 Experimental requirements for measuring secondary SQS2
21 Annex A
(informative)

Sample instructions for a hardcopy quality ruler experiment

23 Annex B
(informative)

Sample instructions for softcopy ruler experiments using
binary sort paired comparison

25 Annex C
(informative)

Sample code of a binary search routine for the softcopy quality ruler

27 Annex D
(informative)

Calibration of the standard quality scale (SQS) and its reference stimuli

29 Annex E
(informative)

Example of results from quality ruler experiments

33 Annex F
(informative)

Sample instructions for a softcopy ruler experiment
using slider bar matching

34 Bibliography
Bibliography

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BS ISO 20462-3:2012
$167.15