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Exploiting light field data makes it possible to obtain dense and accurate depth map. However, synthetic scenes with limited disparity range cannot contain the diversity of real scenes. By training in synthetic data, current learning-based…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Kunyuan Li , Jun Zhang , Jun Gao , Meibin Qi

The rising growth of deep neural networks (DNNs) and datasets in size motivates the need for efficient solutions for simultaneous model selection and training. Many methods for hyperparameter optimization (HPO) of iterative learners,…

机器学习 · 计算机科学 2023-02-28 Syrine Belakaria , Janardhan Rao Doppa , Nicolo Fusi , Rishit Sheth

Blind single image deblurring has been a challenge over many decades due to the ill-posed nature of the problem. In this paper, we propose a single-frame blind deblurring solution with the aid of Laplacian filters. Utilized Residual Dense…

图像与视频处理 · 电气工程与系统科学 2020-09-18 Baran Ataman , Esin Guldogan

Frame-based cameras with extended exposure times often produce perceptible visual blurring and information loss between frames, significantly degrading video quality. To address this challenge, we introduce EVDI++, a unified self-supervised…

计算机视觉与模式识别 · 计算机科学 2025-09-11 Chi Zhang , Xiang Zhang , Chenxu Jiang , Gui-Song Xia , Lei Yu

The deep learning (DL)-based methods of low-level tasks have many advantages over the traditional camera in terms of hardware prospects, error accumulation and imaging effects. Recently, the application of deep learning to replace the image…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Hongyang Chen , Kaisheng Ma

Ill-posed linear inverse problems (ILIP), such as restoration and reconstruction, are a core topic of signal/image processing. A standard approach to deal with ILIP uses a constrained optimization problem, where a regularization function is…

最优化与控制 · 数学 2016-11-15 Manya V. Afonso , Jose M. Bioucas-Dias , Mario A. T. Figueiredo

This paper addresses the single-image compressive sensing (CS) and reconstruction problem. We propose a scalable Laplacian pyramid reconstructive adversarial network (LAPRAN) that enables high-fidelity, flexible and fast CS images…

计算机视觉与模式识别 · 计算机科学 2018-11-06 Kai Xu , Zhikang Zhang , Fengbo Ren

Photoacoustic imaging (PAI) is an emerging non-invasive imaging modality combining the advantages of deep ultrasound penetration and high optical contrast. Image reconstruction is an essential topic in PAI, which is unfortunately an…

图像与视频处理 · 电气工程与系统科学 2019-08-06 Hengrong Lan , Daohuai Jiang , Changchun Yang , Fei Gao

Deep learning models tend to forget their earlier knowledge while incrementally learning new tasks. This behavior emerges because the parameter updates optimized for the new tasks may not align well with the updates suitable for older…

计算机视觉与模式识别 · 计算机科学 2022-03-29 K J Joseph , Salman Khan , Fahad Shahbaz Khan , Rao Muhammad Anwer , Vineeth N Balasubramanian

Recent progress in generative models has significantly improved image restoration capabilities, particularly through powerful diffusion models that offer remarkable recovery of semantic details and local fidelity. However, deploying these…

计算机视觉与模式识别 · 计算机科学 2025-04-14 Yongsheng Yu , Haitian Zheng , Zhifei Zhang , Jianming Zhang , Yuqian Zhou , Connelly Barnes , Yuchen Liu , Wei Xiong , Zhe Lin , Jiebo Luo

Depth estimation is a fundamental problem in light field processing. Epipolar-plane image (EPI)-based methods often encounter challenges such as low accuracy in slope computation due to discretization errors and limited angular resolution.…

计算机视觉与模式识别 · 计算机科学 2023-09-08 Ping Zhou , Langqing Shi , Xiaoyang Liu , Jing Jin , Yuting Zhang , Junhui Hou

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

Artistic style transfer aims at migrating the style from an example image to a content image. Currently, optimization-based methods have achieved great stylization quality, but expensive time cost restricts their practical applications.…

计算机视觉与模式识别 · 计算机科学 2021-04-20 Tianwei Lin , Zhuoqi Ma , Fu Li , Dongliang He , Xin Li , Errui Ding , Nannan Wang , Jie Li , Xinbo Gao

Image denoising is a well studied problem with an extensive activity that has spread over several decades. Despite the many available denoising algorithms, the quest for simple, powerful and fast denoisers is still an active and vibrant…

图像与视频处理 · 电气工程与系统科学 2021-03-26 Gregory Vaksman , Michael Elad , Peyman Milanfar

We present a lightweight two-stage framework for low-light image enhancement (LLIE) that achieves competitive perceptual quality with significantly fewer parameters than existing methods. Our approach combines frozen algorithm-based…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Shimon Murai , Teppei Kurita , Ryuta Satoh , Yusuke Moriuchi

In various learning-based image restoration tasks, such as image denoising and image super-resolution, the degradation representations were widely used to model the degradation process and handle complicated degradation patterns. However,…

计算机视觉与模式识别 · 计算机科学 2022-08-15 Dasong Li , Yi Zhang , Ka Chun Cheung , Xiaogang Wang , Hongwei Qin , Hongsheng Li

We consider the problem of high-dimensional light field reconstruction and develop a learning-based framework for spatial and angular super-resolution. Many current approaches either require disparity clues or restore the spatial and…

图像与视频处理 · 电气工程与系统科学 2020-09-18 Nan Meng , Hayden K. -H. So , Xing Sun , Edmund Y. Lam

The compressed sensing (CS) has been successfully applied to image compression in the past few years as most image signals are sparse in a certain domain. Several CS reconstruction models have been proposed and obtained superior…

计算机视觉与模式识别 · 计算机科学 2018-04-16 Wenxue Cui , Heyao Xu , Xinwei Gao , Shengping Zhang , Feng Jiang , Debin Zhao

We introduce a new network structure for decomposing an image into its intrinsic albedo and shading. We treat this as an image-to-image transformation problem and explore the scale space of the input and output. By expanding the output…

计算机视觉与模式识别 · 计算机科学 2018-05-28 Lechao Cheng , Chengyi Zhang , Zicheng Liao

Low-light image enhancement (LIE) aims at precisely and efficiently recovering an image degraded in poor illumination environments. Recent advanced LIE techniques are using deep neural networks, which require lots of low-normal light image…

计算机视觉与模式识别 · 计算机科学 2024-09-30 Yunlong Lin , Zhenqi Fu , Kairun Wen , Tian Ye , Sixiang Chen , Ge Meng , Yingying Wang , Yue Huang , Xiaotong Tu , Xinghao Ding