Table 2 Performance across WIDER-FACE difficulty subsets.

From: Adaptive diffusion models for overcoming data scarcity in long-distance face recognition

Method

Subset

PSNR (dB)

SSIM

ArcFace Sim

Detection AP@0.5

CodeFormer

Easy

28.14

0.823

0.742

0.681

Medium

26.07

0.781

0.703

0.587

Hard

24.73

0.742

0.671

0.524

DiffBIR

Easy

29.73

0.851

0.768

0.709

Medium

27.51

0.809

0.729

0.612

Hard

26.18

0.768

0.694

0.547

OSDFace

Easy

28.92

0.836

0.751

0.695

Medium

26.83

0.794

0.716

0.598

Hard

25.41

0.751

0.683

0.538

FADiff (Proposed)

Easy

31.47

0.892

0.821

0.758

Medium

29.12

0.856

0.782

0.684

Hard

27.84

0.821

0.743

0.612