Mosaic-based Privacy-protection with Reversible Watermarking. - Yuichi Kusama; Hyunho Kang; Keiichi Iwamura (SIGMAP, 2015)

Privacy-protected video surveillance in crowded environments using robust watermarking. - Yuichi Kusama; Hyunho Kang; Keiichi Iwamura; Isao Echizen (GCCE, 2016)