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We present Progressively Deblurring Radiance Field (PDRF), a novel approach to efficiently reconstruct high quality radiance fields from blurry images. While current State-of-The-Art (SoTA) scene reconstruction methods achieve…

计算机视觉与模式识别 · 计算机科学 2022-08-18 Cheng Peng , Rama Chellappa

Single-image super-resolution (SISR) is an important task in image processing, which aims to enhance the resolution of imaging systems. Recently, SISR has made a huge leap and has achieved promising results with the help of deep learning…

图像与视频处理 · 电气工程与系统科学 2024-04-15 Juncheng Li , Zehua Pei , Wenjie Li , Guangwei Gao , Longguang Wang , Yingqian Wang , Tieyong Zeng

Neural Radiance Fields (NeRF) have shown remarkable performance in neural rendering-based novel view synthesis. However, NeRF suffers from severe visual quality degradation when the input images have been captured under imperfect…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Byeonghyeon Lee , Howoong Lee , Usman Ali , Eunbyung Park

In recent years, large convolutional neural networks have been widely used as tools for image deblurring, because of their ability in restoring images very precisely. It is well known that image deblurring is mathematically modeled as an…

计算机视觉与模式识别 · 计算机科学 2023-06-01 Davide Evangelista , Elena Morotti , Elena Loli Piccolomini , James Nagy

Recovering clear structures from severely blurry inputs is a challenging problem due to the large movements between the camera and the scene. Although some works apply segmentation maps on human face images for deblurring, they cannot…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Pei Wang , Danna Xue , Yu Zhu , Jinqiu Sun , Qingsen Yan , Sung-eui Yoon , Yanning Zhang

We propose Unblur-SLAM, a novel RGB SLAM pipeline for sharp 3D reconstruction from blurred image inputs. In contrast to previous work, our approach is able to handle different types of blur and demonstrates state-of-the-art performance in…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Qi Zhang , Denis Rozumny , Francesco Girlanda , Sezer Karaoglu , Marc Pollefeys , Theo Gevers , Martin R. Oswald

Diffusion models show promise for dynamic scene deblurring; however, existing studies often fail to leverage the intrinsic nature of the blurring process within diffusion models, limiting their full potential. To address it, we present a…

计算机视觉与模式识别 · 计算机科学 2026-01-09 Jin-Ting He , Fu-Jen Tsai , Yan-Tsung Peng , Min-Hung Chen , Chia-Wen Lin , Yen-Yu Lin

We present a highly efficient blind restoration method to remove mild blur in natural images. Contrary to the mainstream, we focus on removing slight blur that is often present, damaging image quality and commonly generated by small…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Mauricio Delbracio , Ignacio Garcia-Dorado , Sungjoon Choi , Damien Kelly , Peyman Milanfar

The rich textual information of large vision-language models (VLMs) combined with the powerful generative prior of pre-trained text-to-image (T2I) diffusion models has achieved impressive performance in single-image super-resolution (SISR).…

计算机视觉与模式识别 · 计算机科学 2025-08-25 Haodong He , Yancheng Bai , Rui Lan , Xu Duan , Lei Sun , Xiangxiang Chu , Gui-Song Xia

Bilinear models that decompose dynamic data to spatial and temporal factors are powerful and memory-efficient tools for the recovery of dynamic MRI data. These methods rely on sparsity and energy compaction priors on the factors to…

图像与视频处理 · 电气工程与系统科学 2021-07-01 Abdul Haseeb Ahmed , Prashant Nagpal , Mathews Jacob

In this paper, we propose to reformulate the blind image deblurring task to directly learn an inverse of the degradation model represented by a deep linear network. We introduce Deep Identity Learning (DIL), a novel learning strategy that…

计算机视觉与模式识别 · 计算机科学 2024-11-06 Vamsidhar Saraswathula , Rama Krishna Gorthi

Blind and universal image denoising consists of using a unique model that denoises images with any level of noise. It is especially practical as noise levels do not need to be known when the model is developed or at test time. We propose a…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Majed El Helou , Sabine Süsstrunk

The conventional methods for estimating camera poses and scene structures from severely blurry or low resolution images often result in failure. The off-the-shelf deblurring or super-resolution methods may show visually pleasing results.…

计算机视觉与模式识别 · 计算机科学 2017-09-19 Haesol Park , Kyoung Mu Lee

In this paper, we propose an effective and efficient face deblurring algorithm by exploiting semantic cues via deep convolutional neural networks. As the human faces are highly structured and share unified facial components (e.g., eyes and…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Ziyi Shen , Wei-Sheng Lai , Tingfa Xu , Jan Kautz , Ming-Hsuan Yang

By adopting popular pixel-wise loss, existing methods for defocus deblurring heavily rely on well aligned training image pairs. Although training pairs of ground-truth and blurry images are carefully collected, e.g., DPDD dataset,…

计算机视觉与模式识别 · 计算机科学 2022-11-30 Yu Li , Dongwei Ren , Xinya Shu , Wangmeng Zuo

The restoration of images affected by blur and noise has been widely studied and has broad potential for applications including in medical imaging modalities like computed tomography (CT). Although the blur and noise in CT images can be…

医学物理 · 物理学 2024-07-23 Yijie Yuan , Grace J. Gang , J. Webster Stayman

Motion blur estimation remains an important task for scene analysis and image restoration. In recent years, the removal of motion blur in photographs has seen impressive progress in the hands of deep learning-based methods, trained to map…

计算机视觉与模式识别 · 计算机科学 2021-04-28 Guillermo Carbajal , Patricia Vitoria , Mauricio Delbracio , Pablo Musé , José Lezama

We present an effective blind image deblurring method based on a data-driven discriminative prior.Our work is motivated by the fact that a good image prior should favor clear images over blurred images.In this work, we formulate the image…

计算机视觉与模式识别 · 计算机科学 2018-04-06 Lerenhan Li , Jinshan Pan , Wei-Sheng Lai , Changxin Gao , Nong Sang , Ming-Hsuan Yang

Recent research showed that the dual-pixel sensor has made great progress in defocus map estimation and image defocus deblurring. However, extracting real-time dual-pixel views is troublesome and complex in algorithm deployment. Moreover,…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Jucai Zhai , Pengcheng Zeng , Chihao Ma , Yong Zhao , Jie Chen

Image super-resolution pursuits reconstructing high-fidelity high-resolution counterpart for low-resolution image. In recent years, diffusion-based models have garnered significant attention due to their capabilities with rich prior…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Aiwen Jiang , Zhi Wei , Long Peng , Feiqiang Liu , Wenbo Li , Mingwen Wang