 We compare the properties of attention heatmaps systematically against those computed with explanation methods such as LRP, Grad-CAM  and Guided Grad-CAM.
<fluency>  We compare the properties of attention heatmaps systematically against those computed with explanation methods such as LRP, Grad-CAM  and Guided Grad-CAM.
 We compare the properties of attention heatmaps systematically against those computed with explanation methods such as LRP, Grad-CAM , and Guided Grad-CAM.