Graphics Reference
In-Depth Information
The presentation method of DSCQS is illustrated in Figure 6.1. The fi al quality rating (i.e.
opinionscore) of this method is the difference of individual scores for the reference and im-
paired image sequences. Subsequently the individual opinion scores are averaged across all
the subjects in order to obtain the Mean OpinionScore(MOS). Theconfi ceintervals can
alsobespecifi dtoindicatetheindividualdifferences.
T1
T2
T3
T2
T1
T2
T3
T4
Phases of presentation:
T1= 10s
TestsequenceA
T2 = 3 s
Mid-gray
T3 = 10 s
Test se-
quence B T4 = 5-11
s
Mid-gray
Figure 6.1:
DSCQSpresentationstructure
