NTIRE 2019 Challenge on Image Colorization: Report. - Shuhang Gu; Radu Timofte; Richard Zhang; Maitreya Suin; Kuldeep Purohit; A. N. Rajagopalan 001; S. Athi Narayanan; Jameer Babu Pinjari; Zhiwei Xiong; Zhan Shi; Chang Chen; Dong Liu 002; et al. (CVPR Workshops, 2019)

NTIRE 2025 Challenge on HR Depth from Images of Specular and Transparent Surfaces. - Pierluigi Zama Ramirez; Fabio Tosi; Luigi Di Stefano; Radu Timofte; Alex Costanzino; Matteo Poggi; Samuele Salti; Stefano Mattoccia; Zhe Zhang; Yang Yang 009; Wu Chen; Anlong Ming; et al. (CVPR Workshops, 2025)

NTIRE 2025 Ambient Lighting Normalization Challenge Report. - Florin-Alexandru Vasluianu; Tim Seizinger; Zhuyun Zhou; Zongwei Wu; Radu Timofte; Yuanfei Bao; Xingbo Wang; Xin Lu 006; Jiarong Yang; Anya Hu; Kunyu Wang; Jie Xiao 002; et al. (CVPR Workshops, 2025)