Our new paper has been published at IEICE TRANSACTIONS on Information and Systems.
I think the paper will be available as an open access paper soon.

Video Inpainting by Frame Alignment with Deformable Convolution
Yusuke HARA, Xueting WANG, and Toshihiko YAMASAKI

https://www.jstage.jst.go.jp/browse/transinf/-char/en
https://search.ieice.org/bin/summary.php?id=e104-d_8_1349&category=-D&year=2021&lang=E&abst=