Table 3 Welch’s t test performed between SROCC average values for TID2013 database: “ ↑” indicates that the method depicted in the row is statistically superior to the one in the column, “ ↓” indicates that the row is worse than the column, and “\(\circlearrowright \)” indicates that two methods have statistically the same performance
| Â | BRISQUE | CORNIA | CQA | SSEQ | LTP | PROPOSED |
|---|---|---|---|---|---|---|
BRISQUE | – | \(\circlearrowright \) | ↑ | ↑ | \(\circlearrowright \) | ↓ |
CORNIA |  | – | ↑ | ↑ | ↓ | ↓ |
CQA |  |  | – | \(\circlearrowright \) | ↓ | ↓ |
SSEQ |  |  |  | – | ↓ | ↓ |
LTP |  |  |  |  | – | ↓ |
Proposed |  |  |  |  |  | – |