[Retracted] Multimodal Medical Image Fusion of Positron Emission Tomography and Magnetic Resonance Imaging Using Generative Adversarial Networks

Table 2

Performance evaluation of the proposed approach.

Fusion technique	Average structural similarity	Mutual information
Shift-invariant shearlet transform [37]	0.7104	2.2583
Wavelet transform [38]	0.6725	2.3171
Nonsubsampled shearlet transform [39]	0.8051	2.4336
Multilevel local extrema [40]	0.8175	2.5377
Proposed method	0.8551	2.8059