下記の周波数領域を利用した画像修復がいくつかの技術系ブログで紹介されました。先月Ph.DをとったHiya、Subhajitらの仕事です。

Hiya Roy, Subhajit Chaudhury, Toshihiko Yamasaki, Tatsuaki Hashimoto
Image inpainting using frequency-domain priors
SPIE JEI, 30(2), 023016, 2021.

Researchers At The University of Tokyo Present A Frequency-Based Inpainting Method To Generate Missing Image Portions
By Tanushree Shenwai -April 12, 2021
https://www.marktechpost.com/2021/04/12/researchers-at-the-university-of-tokyo-present-a-frequency-based-inpainting-method-to-generate-missing-image-portions/?fbclid=IwAR0M1CYWXRpVMYg06gvTV5N1HypK1pZwEiu2Ppv2k7hA8QWBGv7V6j_9dDI

Filling the gaps using image inpainting
by Eric Lochridge, SPIE
https://techxplore.com/news/2021-04-gaps-image-inpainting.html?fbclid=IwAR3n9NzMg1v8NhRTEZrPE8Tse3U_Mpc7ruPSTosqHExRER-NMELaEXcQmeQ