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The correction of exposure-related issues is a pivotal component in enhancing the quality of images, offering substantial implications for various computer vision tasks. Historically, most methodologies have predominantly utilized spatial…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Xiaoke Shang , Gehui Li , Zhiying Jiang , Shaomin Zhang , Nai Ding , Jinyuan Liu

High-resolution (HR) image harmonization is of great significance in real-world applications such as image synthesis and image editing. However, due to the high memory costs, existing dense pixel-to-pixel harmonization methods are mainly…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Jianqi Chen , Yilan Zhang , Zhengxia Zou , Keyan Chen , Zhenwei Shi

Recent years have witnessed substantial advancements in the field of 3D reconstruction from 2D images, particularly following the introduction of the neural radiance field (NeRF) technique. However, reconstructing a 3D high dynamic range…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Jiahao Wu , Lu Xiao , Rui Peng , Kaiqiang Xiong , Ronggang Wang

High dynamic range (HDR) imaging is vital for capturing the full range of light tones in scenes, essential for computer vision tasks such as autonomous driving. Standard commercial imaging systems face limitations in capacity for well…

图像与视频处理 · 电气工程与系统科学 2025-04-08 Brayan Monroy , Kebin Contreras , Jorge Bacca

Most of the real world scenes have a very high dynamic range (HDR). The mobile phone cameras and the digital cameras available in markets are limited in their capability in both the range and spatial resolution. Same argument can be posed…

计算机视觉与模式识别 · 计算机科学 2013-05-21 Govind Salvi , Puneet Sharma , Shanmuganathan Raman

Most novel view synthesis methods -- including Neural Radiance Fields (NeRF) -- struggle to capture the high dynamic range (HDR) radiance required for realistic image-based lighting (IBL). This limitation stems from a reliance on low…

Modern high dynamic range (HDR) imaging pipelines align and fuse multiple low dynamic range (LDR) images captured at different exposure times. While these methods work well in static scenes, dynamic scenes remain a challenge since the LDR…

图像与视频处理 · 电气工程与系统科学 2022-04-29 Nico Messikommer , Stamatios Georgoulis , Daniel Gehrig , Stepan Tulyakov , Julius Erbach , Alfredo Bochicchio , Yuanyou Li , Davide Scaramuzza

Holography is capable of rendering three-dimensional scenes with full-depth control, and delivering transformative experiences across numerous domains, including virtual and augmented reality, education, and communication. However,…

光学 · 物理学 2024-09-12 Zhenxing Dong , Yuye Ling , Yan Li , Yikai Su

Event cameras are novel bio-inspired sensors that measure per-pixel brightness differences asynchronously. Recovering brightness from events is appealing since the reconstructed images inherit the high dynamic range (HDR) and high-speed…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Zelin Zhang , Anthony Yezzi , Guillermo Gallego

RGB cameras excel at capturing rich texture details with high spatial resolution, whereas event cameras offer exceptional temporal resolution and a high dynamic range (HDR). Leveraging their complementary strengths can substantially enhance…

计算机视觉与模式识别 · 计算机科学 2025-10-23 Yao Deng , Xian Zhong , Wenxuan Liu , Zhaofei Yu , Jingling Yuan , Tiejun Huang

This paper explores the problem of reconstructing high-resolution light field (LF) images from hybrid lenses, including a high-resolution camera surrounded by multiple low-resolution cameras. The performance of existing methods is still…

图像与视频处理 · 电气工程与系统科学 2023-06-21 Jing Jin , Mantang Guo , Junhui Hou , Hui Liu , Hongkai Xiong

High-speed, high-resolution stereoscopic (H2-Stereo) video allows us to perceive dynamic 3D content at fine granularity. The acquisition of H2-Stereo video, however, remains challenging with commodity cameras. Existing spatial…

计算机视觉与模式识别 · 计算机科学 2022-08-05 Ming Cheng , Yiling Xu , Wang Shen , M. Salman Asif , Chao Ma , Jun Sun , Zhan Ma

Existing works address the problem of generating high frame-rate sharp videos by separately learning the frame deblurring and frame interpolation modules. Most of these approaches have a strong prior assumption that all the input frames are…

计算机视觉与模式识别 · 计算机科学 2020-09-03 Akash Gupta , Abhishek Aich , Amit K. Roy-Chowdhury

Diffusion models (DMs) have recently been introduced in image deblurring and exhibited promising performance, particularly in terms of details reconstruction. However, the diffusion model requires a large number of inference iterations to…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Zheng Chen , Yulun Zhang , Ding Liu , Bin Xia , Jinjin Gu , Linghe Kong , Xin Yuan

While deep learning-based super-resolution (SR) methods have shown impressive outcomes with synthetic degradation scenarios such as bicubic downsampling, they frequently struggle to perform well on real-world images that feature complex,…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Hyeonjae Kim , Dongjin Kim , Eugene Jin , Tae Hyun Kim

High-spatio-temporal resolution (HSTR) video recording plays a crucial role in enhancing various imagery tasks that require fine-detailed information. State-of-the-art cameras provide this required high frame-rate and high spatial…

计算机视觉与模式识别 · 计算机科学 2024-09-09 H. Umut Suluhan , Abdullah Enes Doruk , Hasan F. Ates , Bahadir K. Gunturk

A head-mounted display (HMD) could be an important component of augmented reality system. However, as the upper face region is seriously occluded by the device, the user experience could be affected in applications such as telecommunication…

计算机视觉与模式识别 · 计算机科学 2016-10-28 Yajie Zhao , Qingguo Xu , Xinyu Huang , Ruigang Yang

Blind harmonization has emerged as a promising technique for MR image harmonization to achieve scale-invariant representations, requiring only target domain data (i.e., no source domain data necessary). However, existing methods face…

图像与视频处理 · 电气工程与系统科学 2025-05-02 Hwihun Jeong , Hayeon Lee , Se Young Chun , Jongho Lee

Hand-held light field (LF) cameras often exhibit low spatial resolution due to the inherent trade-off between spatial and angular dimensions. Existing supervised learning-based LF spatial super-resolution (SR) methods, which rely on…

图像与视频处理 · 电气工程与系统科学 2025-12-09 Jianxin Lei , Dongze Wu , Chengcai Xu , Hongcheng Gu , Guangquan Zhou , Junhui Hou , Ping Zhou

High-dynamic range (HDR) images are circulated rapidly over the internet with risks of being exploited for unauthorized usage. To protect these images, some HDR image based watermarking (HDR-IW) methods were put forward. However, they…

计算机视觉与模式识别 · 计算机科学 2023-02-24 Ahmed Khan , Minoru Kuribayashi , KokSheik Wong , Vishnu Monn Baskaran