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Super-Resolution (SR) is a fundamental computer vision task that aims to obtain a high-resolution clean image from the given low-resolution counterpart. This paper reviews the NTIRE 2021 Challenge on Video Super-Resolution. We present…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Sanghyun Son , Suyoung Lee , Seungjun Nah , Radu Timofte , Kyoung Mu Lee

This paper presents the NTIRE 2026 image super-resolution ($\times$4) challenge, one of the associated competitions of the NTIRE 2026 Workshop at CVPR 2026. The challenge aims to reconstruct high-resolution (HR) images from low-resolution…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Zheng Chen , Kai Liu , Jingkai Wang , Xianglong Yan , Jianze Li , Ziqing Zhang , Jue Gong , Jiatong Li , Lei Sun , Xiaoyang Liu , Radu Timofte , Yulun Zhang , Jihye Park , Yoonjin Im , Hyungju Chun , Hyunhee Park , MinKyu Park , Zheng Xie , Xiangyu Kong , Weijun Yuan , Zhan Li , Qiurong Song , Luen Zhu , Fengkai Zhang , Xinzhe Zhu , Junyang Chen , Congyu Wang , Yixin Yang , Zhaorun Zhou , Jiangxin Dong , Jinshan Pan , Shengwei Wang , Jiajie Ou , Baiang Li , Sizhuo Ma , Qiang Gao , Jusheng Zhang , Jian Wang , Keze Wang , Yijiao Liu , Yingsi Chen , Hui Li , Yu Wang , Congchao Zhu , Saeed Ahmad , Ik Hyun Lee , Jun Young Park , Ji Hwan Yoon , Kainan Yan , Zian Wang , Weibo Wang , Shihao Zou , Chao Dong , Wei Zhou , Linfeng Li , Jaeseong Lee , Jaeho Chae , Jinwoo Kim , Seonjoo Kim , Yucong Hong , Zhenming Yan , Junye Chen , Ruize Han , Song Wang , Yuxuan Jiang , Chengxi Zeng , Tianhao Peng , Fan Zhang , David Bull , Tongyao Mu , Qiong Cao , Yifan Wang , Youwei Pan , Leilei Cao , Xiaoping Peng , Wei Deng , Yifei Chen , Wenbo Xiong , Xian Hu , Yuxin Zhang , Xiaoyun Cheng , Yang Ji , Zonghao Chen , Zhihao Xue , Junqin Hu , Nihal Kumar , Snehal Singh Tomar , Klaus Mueller , Surya Vashisth , Prateek Shaily , Jayant Kumar , Hardik Sharma , Ashish Negi , Sachin Chaudhary , Akshay Dudhane , Praful Hambarde , Amit Shukla , Shijun Shi , Jiangning Zhang , Yong Liu , Kai Hu , Jing Xu , Xianfang Zeng , Amitesh M , Hariharan S , Chia-Ming Lee , Yu-Fan Lin , Chih-Chung Hsu , Nishalini K , Sreenath K A , Bilel Benjdira , Anas M. Ali , Wadii Boulila , Shuling Zheng , Zhiheng Fu , Feng Zhang , Zhanglu Chen , Boyang Yao , Nikhil Pathak , Aagam Jain , Milan Kumar , Kishor Upla , Vivek Chavda , Sarang N S , Raghavendra Ramachandra , Zhipeng Zhang , Qi Wang , Shiyu Wang , Jiachen Tu , Guoyi Xu , Yaoxin Jiang , Jiajia Liu , Yaokun Shi , Yuqi Li , Chuanguang Yang , Weilun Feng , Zhuzhi Hong , Hao Wu , Junming Liu , Yingli Tian , Amish Bhushan Kulkarni , Tejas R R Shet , Saakshi M Vernekar , Nikhil Akalwadi , Kaushik Mallibhat , Ramesh Ashok Tabib , Uma Mudenagudi , Yuwen Pan , Tianrun Chen , Deyi Ji , Qi Zhu , Lanyun Zhu , Heyan Zhangyi

This paper reports on the NTIRE 2022 challenge on perceptual image quality assessment (IQA), held in conjunction with the New Trends in Image Restoration and Enhancement workshop (NTIRE) workshop at CVPR 2022. This challenge is held to…

Computer Vision and Pattern Recognition · Computer Science 2022-06-24 Jinjin Gu , Haoming Cai , Chao Dong , Jimmy S. Ren , Radu Timofte

This paper presents a review of the NTIRE 2024 challenge on night photography rendering. The goal of the challenge was to find solutions that process raw camera images taken in nighttime conditions, and thereby produce a photo-quality…

This study presents the outcomes of the first Controllable Bokeh Rendering Challenge at NTIRE and highlights the most effective submitted methodologies. In total, 44 participants registered for the competition, of which 8 teams submitted…

This paper reviews the Challenge on Image Demoireing that was part of the New Trends in Image Restoration and Enhancement (NTIRE) workshop, held in conjunction with CVPR 2020. Demoireing is a difficult task of removing moire patterns from…

This paper presents an overview of the NTIRE 2026 Challenge on Robust AI-Generated Image Detection in the Wild, held in conjunction with the NTIRE workshop at CVPR 2026. The goal of this challenge was to develop detection models capable of…

This paper presents an overview of the NTIRE 2025 Challenge on UGC Video Enhancement. The challenge constructed a set of 150 user-generated content videos without reference ground truth, which suffer from real-world degradations such as…

We present a three-stage progressive shadow-removal pipeline for the CVPR2026 NTIRE WSRD+ challenge. Built on OmniSR, our method treats deshadowing as iterative direct refinement, where later stages correct residual artefacts left by…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Lorenzo Beltrame , Jules Salzinger , Filip Svoboda , Jasmin Lampert , Phillipp Fanta-Jende , Radu Timofte , Marco Körner

Motion blur is a common photography artifact in dynamic environments that typically comes jointly with the other types of degradation. This paper reviews the NTIRE 2021 Challenge on Image Deblurring. In this challenge report, we describe…

Computer Vision and Pattern Recognition · Computer Science 2021-05-03 Seungjun Nah , Sanghyun Son , Suyoung Lee , Radu Timofte , Kyoung Mu Lee

This paper reports on the NTIRE 2025 challenge on Text to Image (T2I) generation model quality assessment, which will be held in conjunction with the New Trends in Image Restoration and Enhancement Workshop (NTIRE) at CVPR 2025. The aim of…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Shuhao Han , Haotian Fan , Fangyuan Kong , Wenjie Liao , Chunle Guo , Chongyi Li , Radu Timofte , Liang Li , Tao Li , Junhui Cui , Yunqiu Wang , Yang Tai , Jingwei Sun , Jianhui Sun , Xinli Yue , Tianyi Wang , Huan Hou , Junda Lu , Xinyang Huang , Zitang Zhou , Zijian Zhang , Xuhui Zheng , Xuecheng Wu , Chong Peng , Xuezhi Cao , Trong-Hieu Nguyen-Mau , Minh-Hoang Le , Minh-Khoa Le-Phan , Duy-Nam Ly , Hai-Dang Nguyen , Minh-Triet Tran , Yukang Lin , Yan Hong , Chuanbiao Song , Siyuan Li , Jun Lan , Zhichao Zhang , Xinyue Li , Wei Sun , Zicheng Zhang , Yunhao Li , Xiaohong Liu , Guangtao Zhai , Zitong Xu , Huiyu Duan , Jiarui Wang , Guangji Ma , Liu Yang , Lu Liu , Qiang Hu , Xiongkuo Min , Zichuan Wang , Zhenchen Tang , Bo Peng , Jing Dong , Fengbin Guan , Zihao Yu , Yiting Lu , Wei Luo , Xin Li , Minhao Lin , Haofeng Chen , Xuanxuan He , Kele Xu , Qisheng Xu , Zijian Gao , Tianjiao Wan , Bo-Cheng Qiu , Chih-Chung Hsu , Chia-ming Lee , Yu-Fan Lin , Bo Yu , Zehao Wang , Da Mu , Mingxiu Chen , Junkang Fang , Huamei Sun , Wending Zhao , Zhiyu Wang , Wang Liu , Weikang Yu , Puhong Duan , Bin Sun , Xudong Kang , Shutao Li , Shuai He , Lingzhi Fu , Heng Cong , Rongyu Zhang , Jiarong He , Zhishan Qiao , Yongqing Huang , Zewen Chen , Zhe Pang , Juan Wang , Jian Guo , Zhizhuo Shao , Ziyu Feng , Bing Li , Weiming Hu , Hesong Li , Dehua Liu , Zeming Liu , Qingsong Xie , Ruichen Wang , Zhihao Li , Yuqi Liang , Jianqi Bi , Jun Luo , Junfeng Yang , Can Li , Jing Fu , Hongwei Xu , Mingrui Long , Lulin Tang

This paper reviews the NTIRE 2024 RAW Image Super-Resolution Challenge, highlighting the proposed solutions and results. New methods for RAW Super-Resolution could be essential in modern Image Signal Processing (ISP) pipelines, however,…

This paper reviews the NTIRE 2025 Efficient Burst HDR and Restoration Challenge, which aims to advance efficient multi-frame high dynamic range (HDR) and restoration techniques. The challenge is based on a novel RAW multi-frame fusion…

This paper provides a review of the NTIRE 2026 challenge on mobile real-world image super-resolution, highlighting the proposed solutions and the resulting outcomes. The challenge aims to recover high-resolution (HR) images from…

This paper reviews the NTIRE 2020 challenge on real world super-resolution. It focuses on the participating methods and final results. The challenge addresses the real world setting, where paired true high and low-resolution images are…

This paper presents an overview of the NTIRE 2026 Challenge on Video Saliency Prediction. The goal of the challenge participants was to develop automatic saliency map prediction methods for the provided video sequences. The novel dataset of…

This paper presents a comprehensive review of the NTIRE 2026 3D Restoration and Reconstruction (3DRR) Challenge, detailing the proposed methods and results. The challenge seeks to identify robust reconstruction pipelines that are robust…