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Recent development of Under-Display Camera (UDC) systems provides a true bezel-less and notch-free viewing experience on smartphones (and TV, laptops, tablets), while allowing images to be captured from the selfie camera embedded…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Ruicheng Feng , Chongyi Li , Huaijin Chen , Shuai Li , Chen Change Loy , Jinwei Gu

Under-display cameras (UDCs) allow for full-screen designs by positioning the imaging sensor underneath the display. Nonetheless, light diffraction and scattering through the various display layers result in spatially varying and complex…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Daehyun Kim , Youngmin Kim , Yoon Ju Oh , Tae Hyun Kim

The new trend of full-screen devices encourages us to position a camera behind a screen. Removing the bezel and centralizing the camera under the screen brings larger display-to-body ratio and enhances eye contact in video chat, but also…

Computer Vision and Pattern Recognition · Computer Science 2021-03-16 Yuqian Zhou , David Ren , Neil Emerton , Sehoon Lim , Timothy Large

Under-display camera (UDC) provides an elegant solution for full-screen smartphones. However, UDC captured images suffer from severe degradation since sensors lie under the display. Although this issue can be tackled by image restoration…

Image and Video Processing · Electrical Eng. & Systems 2022-09-26 Yang Zhou , Yuda Song , Xin Du

The under-display camera (UDC) provides consumers with a full-screen visual experience without any obstruction due to notches or punched holes. However, the semi-transparent nature of the display inevitably introduces the severe degradation…

Computer Vision and Pattern Recognition · Computer Science 2023-08-09 Binbin Song , Xiangyu Chen , Shuning Xu , Jiantao Zhou

Under-display camera (UDC) systems are the foundation of full-screen display devices in which the lens mounts under the display. The pixel array of light-emitting diodes used for display diffracts and attenuates incident light, causing…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Chengxu Liu , Xuan Wang , Yuanting Fan , Shuai Li , Xueming Qian

By hiding the front-facing camera below the display panel, Under-Display Camera (UDC) provides users with a full-screen experience. However, due to the characteristics of the display, images taken by UDC suffer from significant quality…

Computer Vision and Pattern Recognition · Computer Science 2023-12-04 Jingfan Tan , Xiaoxu Chen , Tao Wang , Kaihao Zhang , Wenhan Luo , Xiaocun Cao

Under-display camera (UDC) is a novel technology that can make digital imaging experience in handheld devices seamless by providing large screen-to-body ratio. UDC images are severely degraded owing to their positioning under a display…

Computer Vision and Pattern Recognition · Computer Science 2020-09-22 Hrishikesh P. S. , Densen Puthussery , Melvin Kuriakose , Jiji C.

The new trend of full-screen devices implies positioning the camera behind the screen to bring a larger display-to-body ratio, enhance eye contact, and provide a notch-free viewing experience on smartphones, TV or tablets. On the other…

Image and Video Processing · Electrical Eng. & Systems 2023-11-24 Marcos V. Conde , Florin Vasluianu , Sabari Nathan , Radu Timofte

Even though an Under-Display Camera (UDC) is an advanced imaging system, the display panel significantly degrades captured images or videos, introducing low transmittance, blur, noise, and flare issues. Tackling such issues is challenging…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Kyusu Ahn , JiSoo Kim , Sangik Lee , HyunGyu Lee , Byeonghyun Ko , Chanwoo Park , Jaejin Lee

Under-Display Camera (UDC) is an emerging technology that achieves full-screen display via hiding the camera under the display panel. However, the current implementation of UDC causes serious degradation. The incident light required for…

Image and Video Processing · Electrical Eng. & Systems 2025-03-21 Jingyun Xue , Tao Wang , Pengwen Dai , Kaihao Zhang

Under-Display Camera (UDC) houses a digital camera lens under a display panel. However, UDC introduces complex degradations such as noise, blur, decrease in transmittance, and flare. Despite the remarkable progress, previous research on UDC…

Computer Vision and Pattern Recognition · Computer Science 2025-01-31 Kyusu Ahn , Jinpyo Kim , Chanwoo Park , JiSoo Kim , Jaejin Lee

Under-display camera (UDC) systems enable full-screen displays in smartphones by embedding the camera beneath the display panel, eliminating the need for notches or punch holes. However, the periodic pixel structures of display panels…

With the popularization of high-end mobile devices, Ultra-high-definition (UHD) images have become ubiquitous in our lives. The restoration of UHD images is a highly challenging problem due to the exaggerated pixel count, which often leads…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Chen Wu , Ling Wang , Long Peng , Dianjie Lu , Zhuoran Zheng

Images or videos captured by the Under-Display Camera (UDC) suffer from severe degradation, such as saturation degeneration and color shift. While restoration for UDC has been a critical task, existing works of UDC restoration focus only on…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Xuanxi Chen , Tao Wang , Ziqian Shao , Kaihao Zhang , Wenhan Luo , Tong Lu , Zikun Liu , Tae-Kyun Kim , Hongdong Li

This study delves into the enhancement of Under-Display Camera (UDC) image restoration models, focusing on their robustness against adversarial attacks. Despite its innovative approach to seamless display integration, UDC technology faces…

Image and Video Processing · Electrical Eng. & Systems 2024-11-04 Zhenbo Song , Zhenyuan Zhang , Kaihao Zhang , Zhaoxin Fan , Jianfeng Lu

Due to the difficulty in collecting large-scale and perfectly aligned paired training data for Under-Display Camera (UDC) image restoration, previous methods resort to monitor-based image systems or simulation-based methods, sacrificing the…

Computer Vision and Pattern Recognition · Computer Science 2023-04-13 Ruicheng Feng , Chongyi Li , Huaijin Chen , Shuai Li , Jinwei Gu , Chen Change Loy

Ultra-high-definition (UHD) images often suffer from severe degradations such as blur, haze, rain, or low-light conditions, which pose significant challenges for image restoration due to their high resolution and computational demands. In…

Image and Video Processing · Electrical Eng. & Systems 2025-11-10 S. Zhao , W. Lu , B. Wang , T. Wang , K. Zhang , H. Zhao

Image deraining is crucial for vision applications but is challenged by the complex multi-scale physics of rain and its coupling with scenes. To address this challenge, a novel approach inspired by multi-stage image restoration is proposed,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Jiayu Wang , Haoyu Bian , Haoran Sun , Shaoning Zeng

In real-world scenarios, images captured often suffer from blurring, noise, and other forms of image degradation, and due to sensor limitations, people usually can only obtain low dynamic range images. To achieve high-quality images,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Kangzhen Yang , Tao Hu , Kexin Dai , Genggeng Chen , Yu Cao , Wei Dong , Peng Wu , Yanning Zhang , Qingsen Yan
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