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The reconstruction of indoor scenes from multi-view RGB images is challenging due to the coexistence of flat and texture-less regions alongside delicate and fine-grained regions. Recent methods leverage neural radiance fields aided by…

计算机视觉与模式识别 · 计算机科学 2024-08-14 Sheng Ye , Yubin Hu , Matthieu Lin , Yu-Hui Wen , Wang Zhao , Yong-Jin Liu , Wenping Wang

Depth maps produced by consumer-grade sensors suffer from inaccurate measurements and missing data from either system or scene-specific sources. Data-driven denoising algorithms can mitigate such problems. However, they require vast amounts…

计算机视觉与模式识别 · 计算机科学 2024-07-04 Alexandre Duarte , Francisco Fernandes , João M. Pereira , Catarina Moreira , Jacinto C. Nascimento , Joaquim Jorge

Image inpainting is the task of filling in missing or masked region of an image with semantically meaningful contents. Recent methods have shown significant improvement in dealing with large-scale missing regions. However, these methods…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Wanglong Lu , Xianta Jiang , Xiaogang Jin , Yong-Liang Yang , Minglun Gong , Tao Wang , Kaijie Shi , Hanli Zhao

We present a method for inferring dense depth maps from images and sparse depth measurements by leveraging synthetic data to learn the association of sparse point clouds with dense natural shapes, and using the image as evidence to validate…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Alex Wong , Safa Cicek , Stefano Soatto

Deep learning methods for pansharpening have advanced rapidly, yet models pretrained on data from a specific sensor often generalize poorly to data from other sensors. Existing methods to tackle such cross-sensor degradation include…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Tianyu Xin , Jin-Liang Xiao , Zeyu Xia , Shan Yin , Liang-Jian Deng

In this paper we present a compositing image synthesis method that generates RGB canvases with well aligned segmentation maps and sparse depth maps, coupled with an in-painting network that transforms the RGB canvases into high quality RGB…

计算机视觉与模式识别 · 计算机科学 2022-06-06 Valentina Musat , Daniele De Martini , Matthew Gadd , Paul Newman

High-quality imaging in photoacoustic computed tomography (PACT) usually requires a high-channel count system for dense spatial sampling around the object to avoid aliasing-related artefacts. To reduce system complexity, various image…

图像与视频处理 · 电气工程与系统科学 2024-09-24 Bowei Yao , Shilong Cui , Haizhao Dai , Qing Wu , Youshen Xiao , Fei Gao , Jingyi Yu , Yuyao Zhang , Xiran Cai

Unified image restoration is a significantly challenging task in low-level vision. Existing methods either make tailored designs for specific tasks, limiting their generalizability across various types of degradation, or rely on training…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Huaqiu Li , Yong Wang , Tongwen Huang , Hailang Huang , Haoqian Wang , Xiangxiang Chu

Image inpainting is a technique used to restore missing or damaged regions of an image. Traditional methods primarily utilize information from adjacent pixels for reconstructing missing areas, while they struggle to preserve complex details…

计算机视觉与模式识别 · 计算机科学 2025-04-25 Junyan Zhang , Yan Li , Mengxiao Geng , Liu Shi , Qiegen Liu

Accurate dense depth estimation is crucial for autonomous vehicles to analyze their environment. This paper presents a non-deep learning-based approach to densify a sparse LiDAR-based depth map using a guidance RGB image. To achieve this…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Bryan Krauss , Gregory Schroeder , Marko Gustke , Ahmed Hussein

This paper presents a novel approach for sparse 3D reconstruction by leveraging the expressive power of Neural Radiance Fields (NeRFs) and fast transfer of their features to learn accurate occupancy fields. Existing 3D reconstruction…

计算机视觉与模式识别 · 计算机科学 2024-10-01 Shubhendu Jena , Franck Multon , Adnane Boukhayma

Image inpainting aims to fill the missing hole of the input. It is hard to solve this task efficiently when facing high-resolution images due to two reasons: (1) Large reception field needs to be handled for high-resolution image…

计算机视觉与模式识别 · 计算机科学 2023-03-16 Weihuang Liu , Xiaodong Cun , Chi-Man Pun , Menghan Xia , Yong Zhang , Jue Wang

Photo-realistic rendering and novel view synthesis play a crucial role in human-computer interaction tasks, from gaming to path planning. Neural Radiance Fields (NeRFs) model scenes as continuous volumetric functions and achieve remarkable…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Iryna Repinetska , Anna Hilsmann , Peter Eisert

Digital image inpainting refers to techniques used to reconstruct a damaged or incomplete image by exploiting available image information. The main goal of this work is to perform the image inpainting process from a set of sparsely…

图像与视频处理 · 电气工程与系统科学 2021-08-25 Viktor Daropoulos , Matthias Augustin , Joachim Weickert

Novel-view synthesis with sparse input views is important for real-world applications like AR/VR and autonomous driving. Recent methods have integrated depth information into NeRFs for sparse input synthesis, leveraging depth prior for…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Shuai Guo , Qiuwen Wang , Yijie Gao , Rong Xie , Li Song

Although deep learning has enabled a huge leap forward in image inpainting, current methods are often unable to synthesize realistic high-frequency details. In this paper, we propose applying super-resolution to coarsely reconstructed…

计算机视觉与模式识别 · 计算机科学 2022-06-30 Soo Ye Kim , Kfir Aberman , Nori Kanazawa , Rahul Garg , Neal Wadhwa , Huiwen Chang , Nikhil Karnad , Munchurl Kim , Orly Liba

We propose a supervised machine learning approach for boosting existing signal and image recovery methods and demonstrate its efficacy on example of image reconstruction in computed tomography. Our technique is based on a local nonlinear…

计算机视觉与模式识别 · 计算机科学 2013-12-02 Joseph Shtok , Michael Zibulevsky , Michael Elad

In this paper, we propose a generative multi-column network for image inpainting. This network synthesizes different image components in a parallel manner within one stage. To better characterize global structures, we design a…

计算机视觉与模式识别 · 计算机科学 2018-10-23 Yi Wang , Xin Tao , Xiaojuan Qi , Xiaoyong Shen , Jiaya Jia

Cardiac parametric mapping is useful for evaluating cardiac fibrosis and edema. Parametric mapping relies on single-shot heartbeat-by-heartbeat imaging, which is susceptible to intra-shot motion during the imaging window. However, reducing…

图像与视频处理 · 电气工程与系统科学 2025-03-25 Calder D. Sheagren , Brenden T. Kadota , Jaykumar H. Patel , Mark Chiew , Graham A. Wright

Robust three-dimensional scene understanding is now an ever-growing area of research highly relevant in many real-world applications such as autonomous driving and robotic navigation. In this paper, we propose a multi-task learning-based…

计算机视觉与模式识别 · 计算机科学 2019-08-16 Amir Atapour-Abarghouei , Toby P. Breckon