Gengshan Yang gengshan-y
gengshan-y
/ self_losses.py
Last active
October 2, 2020 17:51
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| def fphoto_loss(flow, im1, im2, occ=None, max_dis=3, logexp=None): | |
| """ | |
| scale-aware flow self-supervision loss | |
| paper: | |
| https://openaccess.thecvf.com/content_CVPR_2020/html/Yang_Upgrading_Optical_Flow_to_3D_Scene_Flow_Through_Optical_Expansion_CVPR_2020_paper.html | |
| """ | |
| b,_,h,w = flow.shape | |
| im1 = F.interpolate(im1.permute(0,3,1,2), (h,w), mode='area') | |
| im2 = F.interpolate(im2.permute(0,3,1,2), (h,w), mode='area') |