Table 3 Quantitative comparison with seven algorithms on the SPECT-MRI fusion task (averaged over 24 image pairs). Values in bold indicate the best performance and values in italic indicate the second-best.

From: A novel multimodel medical image fusion framework with edge enhancement and cross-scale transformer

Metrics

U2Fusion

EMFusion

SwinFusion

DeFusion

MuFusion

TIMFusion

CDDFuse

Proposed

MI

2.6466

3.0753

3.2801

2.9186

3.0064

3.8820

3.9318

4.5115

Qabf

0.4781

0.6680

0.7131

0.4098

0.5896

0.6269

0.7303

0.7378

VIF

0.4053

0.6300

0.7153

0.5003

0.5333

0.6133

0.8397

0.8796

SSIM

0.2502

0.6223

0.2868

0.5823

0.2903

0.6116

0.6254

0.6152

Qcb

0.3183

0.6492

0.3608

0.5780

0.3782

0.6211

0.6782

0.6779

Qcv\(\downarrow\)

409.00

83.80

59.66

305.49

164.31

213.15

53.81

50.37