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The Light Field Raindrop Removal (LFRR) aims to restore the background areas obscured by raindrops in the Light Field (LF). Compared with single image, the LF provides more abundant information by regularly and densely sampling the scene.…

计算机视觉与模式识别 · 计算机科学 2022-05-27 Dong Jing , Shuo Zhang , Song Chang , Youfang Lin

Efficient training strategies for large-scale diffusion models have recently emphasized the importance of improving discriminative feature representations in these models. A central line of work in this direction is representation alignment…

计算机视觉与模式识别 · 计算机科学 2025-09-29 Junno Yun , Yaşar Utku Alçalar , Mehmet Akçakaya

Coded aperture is a promising approach for capturing the 4-D light field (LF), in which the 4-D data are compressively modulated into 2-D coded measurements that are further decoded by reconstruction algorithms. The bottleneck lies in the…

图像与视频处理 · 电气工程与系统科学 2020-07-24 Mantang Guo , Junhui Hou , Jing Jin , Jie Chen , Lap-Pui Chau

Accelerated magnetic resonance (MR) scan acquisition with compressed sensing (CS) and parallel imaging is a powerful method to reduce MR imaging scan time. However, many reconstruction algorithms have high computational costs. To address…

计算机视觉与模式识别 · 计算机科学 2018-04-03 Dongwook Lee , Jaejun Yoo , Sungho Tak , Jong Chul Ye

In the context of classification problems, Deep Learning (DL) approaches represent state of art. Many DL approaches are based on variations of standard multi-layer feed-forward neural networks. These are also referred to as deep networks.…

机器学习 · 计算机科学 2023-11-21 Andrea Apicella , Francesco Isgrò , Roberto Prevete

We introduce a deep learning (DL) framework for inverse problems in imaging, and demonstrate the advantages and applicability of this approach in passive synthetic aperture radar (SAR) image reconstruction. We interpret image recon-…

计算机视觉与模式识别 · 计算机科学 2018-03-14 Bariscan Yonel , Eric Mason , Birsen Yazıcı

Despite the unresolved 'dying ReLU problem', the classical ReLU activation function (AF) has been extensively applied in Deep Neural Networks (DNN), in particular Convolutional Neural Networks (CNN), for image classification. The common…

机器学习 · 计算机科学 2021-04-30 Stamatis Mastromichalakis

Neural representations have shown great promise in their ability to represent radiance and light fields while being very compact compared to the image set representation. However, current representations are not well suited for streaming as…

计算机视觉与模式识别 · 计算机科学 2022-08-16 David Li , Amitabh Varshney

In this paper, we present a new Light Field representation for efficient Light Field processing and rendering called Fourier Disparity Layers (FDL). The proposed FDL representation samples the Light Field in the depth (or equivalently the…

计算机视觉与模式识别 · 计算机科学 2019-10-02 Mikael Le Pendu , Christine Guillemot , Aljosa Smolic

During the past decade, deep neural networks have led to fast-paced progress and significant achievements in computer vision problems, for both academia and industry. Yet despite their success, state-of-the-art image classification…

计算机视觉与模式识别 · 计算机科学 2024-05-13 Aristotelis Ballas , Christos Diou

In this work, we study the problem of non-blind image deconvolution and propose a novel recurrent network architecture that leads to very competitive restoration results of high image quality. Motivated by the computational efficiency and…

图像与视频处理 · 电气工程与系统科学 2021-12-13 Iaroslav Koshelev , Daniil Selikhanovych , Stamatios Lefkimmiatis

Light field imaging has recently known a regain of interest due to the availability of practical light field capturing systems that offer a wide range of applications in the field of computer vision. However, capturing high-resolution light…

计算机视觉与模式识别 · 计算机科学 2018-01-16 Reuben A. Farrugia , Christine Guillemot

Inferring representations of 3D scenes from 2D observations is a fundamental problem of computer graphics, computer vision, and artificial intelligence. Emerging 3D-structured neural scene representations are a promising approach to 3D…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Vincent Sitzmann , Semon Rezchikov , William T. Freeman , Joshua B. Tenenbaum , Fredo Durand

Computer vision and image processing address many challenging applications. While the last decade has seen deep neural network architectures revolutionizing those fields, early methods relied on 'classic', i.e., non-learned approaches. In…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Nati Ofir , Jean-Christophe Nebel

Deep learning-based methods have achieved remarkable success in image restoration and enhancement, but are they still competitive when there is a lack of paired training data? As one such example, this paper explores the low-light image…

计算机视觉与模式识别 · 计算机科学 2021-01-26 Yifan Jiang , Xinyu Gong , Ding Liu , Yu Cheng , Chen Fang , Xiaohui Shen , Jianchao Yang , Pan Zhou , Zhangyang Wang

This paper presents a novel and interpretable end-to-end learning framework, called the deep compensation unfolding network (DCUNet), for restoring light field (LF) images captured under low-light conditions. DCUNet is designed with a…

计算机视觉与模式识别 · 计算机科学 2024-06-27 Xianqiang Lyu , Junhui Hou

Conventional stereoscopic displays suffer from vergence-accommodation conflict and cause visual fatigue. Integral-imaging-based displays resolve the problem by directly projecting the sub-aperture views of a light field into the eyes using…

图像与视频处理 · 电气工程与系统科学 2022-08-24 Chun-Hao Chao , Chang-Le Liu , Homer Chen

Deep learning (DL) has shown unprecedented performance for many image analysis and image enhancement tasks. Yet, solving large-scale inverse problems like tomographic reconstruction remains challenging for DL. These problems involve…

医学物理 · 物理学 2019-12-18 Lin Fu , Bruno De Man

We present a novel method to reconstruct a spectral central view and its aligned disparity map from spatio-spectrally coded light fields. Since we do not reconstruct an intermediate full light field from the coded measurement, we refer to…

计算机视觉与模式识别 · 计算机科学 2021-10-15 Maximilian Schambach , Jiayang Shi , Michael Heizmann

Inverse rendering aims to reconstruct the scene properties of objects solely from multiview images. However, it is an ill-posed problem prone to producing ambiguous estimations deviating from physically accurate representations. In this…

计算机视觉与模式识别 · 计算机科学 2024-04-22 Georgios Kouros , Minye Wu , Sushruth Nagesh , Xianling Zhang , Tinne Tuytelaars