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相关论文: Towards Real World HDRTV Reconstruction: A Data Sy…

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HDR(High Dynamic Range) video can reproduce realistic scenes more realistically, with a wider gamut and broader brightness range. HDR video resources are still scarce, and most videos are still stored in SDR (Standard Dynamic Range) format.…

图像与视频处理 · 电气工程与系统科学 2022-11-07 Kepeng Xu , Li Xu , Gang He , Chang Wu , Zijia Ma , Ming Sun , Yu-Wing Tai

Current learning-based single image super-resolution (SISR) algorithms underperform on real data due to the deviation in the assumed degrada-tion process from that in the real-world scenario. Conventional degradation processes consider…

图像与视频处理 · 电气工程与系统科学 2022-02-14 Zhenxing Dong , Hong Cao , Wang Shen , Yu Gan , Yuye Ling , Guangtao Zhai , Yikai Su

Supervised and unsupervised homography estimation methods depend on image pairs tailored to specific modalities to achieve high accuracy. However, their performance deteriorates substantially when applied to unseen modalities. To address…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Jinkun You , Jiaxin Cheng , Jie Zhang , Yicong Zhou

A major challenge for high dynamic range (HDR) image reconstruction from multi-exposed low dynamic range (LDR) images, especially with dynamic scenes, is the extraction and merging of relevant contextual features in order to suppress any…

图像与视频处理 · 电气工程与系统科学 2022-11-09 Lingkai Zhu , Fei Zhou , Bozhi Liu , Orcun Göksel

High-Dynamic-Range Wide-Color-Gamut (HDR-WCG) technology is becoming increasingly widespread, driving a growing need for converting Standard Dynamic Range (SDR) content to HDR. Existing methods primarily rely on fixed tone mapping…

计算机视觉与模式识别 · 计算机科学 2026-05-18 Li Xu , Siqi Wang , Kepeng Xu , Gang He , Lin Zhang , Weiran Wang , Yu-Wing Tai

Realistic image super-resolution (SR) focuses on transforming real-world low-resolution (LR) images into high-resolution (HR) ones, handling more complex degradation patterns than synthetic SR tasks. This is critical for applications like…

计算机视觉与模式识别 · 计算机科学 2025-11-24 Chaowei Fang , Bolin Fu , De Cheng , Lechao Cheng , Guanbin Li

High dynamic range (HDR) photography is becoming increasingly popular and available by DSLR and mobile-phone cameras. While deep neural networks (DNN) have greatly impacted other domains of image manipulation, their use for HDR tone-mapping…

图像与视频处理 · 电气工程与系统科学 2021-11-02 Yael Vinker , Inbar Huberman-Spiegelglas , Raanan Fattal

Acquisition of high dynamic range (HDR) images is thriving due to the increasing use of smart devices and the demand for high-quality output. Extensive research has focused on developing methods for reducing the luminance range in HDR…

图像与视频处理 · 电气工程与系统科学 2024-09-25 Xenios Milidonis , Francesco Banterle , Alessandro Artusi

In supervised image restoration tasks, one key issue is how to obtain the aligned high-quality (HQ) and low-quality (LQ) training image pairs. Unfortunately, such HQ-LQ training pairs are hard to capture in practice, and hard to synthesize…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Tao Yang , Peiran Ren , Xuansong xie , Lei Zhang

Nowadays modern displays are capable to render video content with high dynamic range (HDR) and wide color gamut (WCG). However, most available resources are still in standard dynamic range (SDR). Therefore, there is an urgent demand to…

图像与视频处理 · 电气工程与系统科学 2021-09-28 Xiangyu Chen , Zhengwen Zhang , Jimmy S. Ren , Lynhoo Tian , Yu Qiao , Chao Dong

Synthesizing realistic medical images provides a feasible solution to the shortage of training data in deep learning based medical image recognition systems. However, the quality control of synthetic images for data augmentation purposes is…

计算机视觉与模式识别 · 计算机科学 2020-08-27 Jiarong Ye , Yuan Xue , L. Rodney Long , Sameer Antani , Zhiyun Xue , Keith Cheng , Xiaolei Huang

One of the key challenges in tone mapping is to preserve the perceptual quality of high dynamic range (HDR) images when mapping them to standard dynamic range (SDR) displays. Traditional tone mapping operators (TMOs) compress the luminance…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Imran Mehmood , Xinye Shi , M. Usman Khan , Ming Ronnier Luo

Recent work has demonstrated that deep learning approaches can successfully be used to recover accurate estimates of the spatially-varying BRDF (SVBRDF) of a surface from as little as a single image. Closer inspection reveals, however, that…

计算机视觉与模式识别 · 计算机科学 2021-05-03 Louis-Philippe Asselin , Denis Laurendeau , Jean-François Lalonde

End-to-end deep learning methods have advanced stereo vision in recent years and obtained excellent results when the training and test data are similar. However, large datasets of diverse real-world scenes with dense ground truth are…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Jialiang Wang , Varun Jampani , Deqing Sun , Charles Loop , Stan Birchfield , Jan Kautz

Single-image HDR reconstruction or inverse tone mapping (iTM) is a challenging task. In particular, recovering information in over-exposed regions is extremely difficult because details in such regions are almost completely lost. In this…

图像与视频处理 · 电气工程与系统科学 2021-07-19 Kanglin Liu , Gaofeng Cao , Jiang Duan , Guoping Qiu

Reconstructing low-dimensional truth labels from high-dimensional experimental data is a central challenge in any scenario that relies on robust mappings across this so-called domain gap, from multi-particle final states in high-energy…

高能物理 - 唯象学 · 物理学 2025-05-12 Wonyong Chung

Merging multi-exposure images is a common approach for obtaining high dynamic range (HDR) images, with the primary challenge being the avoidance of ghosting artifacts in dynamic scenes. Recent methods have proposed using deep neural…

计算机视觉与模式识别 · 计算机科学 2024-02-29 Zhilu Zhang , Haoyu Wang , Shuai Liu , Xiaotao Wang , Lei Lei , Wangmeng Zuo

Seismic data often undergoes severe noise due to environmental factors, which seriously affects subsequent applications. Traditional hand-crafted denoisers such as filters and regularizations utilize interpretable domain knowledge to design…

信号处理 · 电气工程与系统科学 2023-04-21 Zitai Xu , Yisi Luo , Bangyu Wu , Deyu Meng

Recently, the use of synthetic training data has been on the rise as it offers correctly labelled datasets at a lower cost. The downside of this technique is that the so-called domain gap between the real target images and synthetic…

计算机视觉与模式识别 · 计算机科学 2022-11-30 Bram Vanherle , Steven Moonen , Frank Van Reeth , Nick Michiels

Reconstruction of digital breast tomosynthesis is a challenging problem due to the limited angle data available in such systems. Due to memory limitations, deep learning-based methods can help improve these reconstructions, but can not…

医学物理 · 物理学 2020-09-04 Koen Michielsen , Nikita Moriakov , Jonas Teuwen , Ioannis Sechopoulos