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Table 8 PSNR to MOS conversion.

From: Adjustable TXOP mechanism for supporting video transmission in IEEE 802.11e HCCA

PSNR[dB]

MOS

> 37

5 (excellent)

31-37

4 (good)

25-31

3 (fair)

20-25

2 (poor)

< 20

1 (bad)