Advances in Multimedia / 2012 / Article / Tab 1

Research Article

Color Image Quality Assessment Based on CIEDE2000

Table 1

Subjective assessment metric based on CIEDE2000 Color difference.

๐‘˜ ฮ” ๐ธ m i n ( ๐‘˜ ) ฮ” ๐ธ m a x ( ๐‘˜ ) Perception of color difference ๐‘„

10.0 0.5Hardly 5
20.51.5Slight 5 โˆ’ ( ฮ” ๐ธ โˆ’ 0 . 5 )
31.53.0Noticeable 4 โˆ’ ( ฮ” ๐ธ โˆ’ 1 . 5 ) / 1 . 5
43.06.0Appreciable 3 โˆ’ ( ฮ” ๐ธ โˆ’ 3 ) / 3
56.012.0Much 2 โˆ’ ( ฮ” ๐ธ โˆ’ 6 ) / 6
612.024.0Very much 1 โˆ’ ( ฮ” ๐ธ โˆ’ 1 2 ) / 1 2
724.0 โˆž Strongly 0