. 2021 Jan 25;9:20235–20254. doi: 10.1109/ACCESS.2021.3054484

TABLE 8. Examples of Explanatory Techniques Used in the Reviewed Studies.

Visualization Technique	COVID-19 Case Before Highlighting	COVID-19 Case After Highlighting	Source
Grad-CAM			[30]
CAM			[79]
Gradients			[73]
Guided Backpropagation			[73]
LRP			[59]
Attribution maps			[53]
GSInquire			[61]