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Photo Response Non-Uniformity (PRNU) based source camera attribution is an effective method to determine the origin camera of visual media (an image or a video). However, given that modern devices, especially smartphones, capture images,…

多媒体 · 计算机科学 2020-04-21 Samet Taspinar , Manoranjan Mohanty , Nasir Memon

Depth estimation from stereo images is carried out with unmatched results by convolutional neural networks trained end-to-end to regress dense disparities. Like for most tasks, this is possible if large amounts of labelled samples are…

计算机视觉与模式识别 · 计算机科学 2021-05-04 Matteo Poggi , Alessio Tonioni , Fabio Tosi , Stefano Mattoccia , Luigi Di Stefano

End-to-end deep-learning networks recently demonstrated extremely good perfor- mance for stereo matching. However, existing networks are difficult to use for practical applications since (1) they are memory-hungry and unable to process even…

计算机视觉与模式识别 · 计算机科学 2018-07-17 Stepan Tulyakov , Anton Ivanov , Francois Fleuret

Geometric priors are often used to enhance 3D reconstruction. With many smartphones featuring low-resolution depth sensors and the prevalence of off-the-shelf monocular geometry estimators, incorporating geometric priors as regularization…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Xuqian Ren , Matias Turkulainen , Jiepeng Wang , Otto Seiskari , Iaroslav Melekhov , Juho Kannala , Esa Rahtu

Stereo image pairs encode 3D scene cues into stereo correspondences between the left and right images. To exploit 3D cues within stereo images, recent CNN based methods commonly use cost volume techniques to capture stereo correspondence…

计算机视觉与模式识别 · 计算机科学 2021-10-13 Longguang Wang , Yulan Guo , Yingqian Wang , Zhengfa Liang , Zaiping Lin , Jungang Yang , Wei An

Recently, records on stereo matching benchmarks are constantly broken by end-to-end disparity networks. However, the domain adaptation ability of these deep models is quite poor. Addressing such problem, we present a novel domain-adaptive…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Xiao Song , Guorun Yang , Xinge Zhu , Hui Zhou , Zhe Wang , Jianping Shi

Dense image matching is a fundamental low-level problem in Computer Vision, which has received tremendous attention from both discrete and continuous optimization communities. The goal of this paper is to combine the advantages of discrete…

计算机视觉与模式识别 · 计算机科学 2016-01-26 Alexander Shekhovtsov , Christian Reinbacher , Gottfried Graber , Thomas Pock

We introduce a novel framework for training deep stereo networks effortlessly and without any ground-truth. By leveraging state-of-the-art neural rendering solutions, we generate stereo training data from image sequences collected with a…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Fabio Tosi , Alessio Tonioni , Daniele De Gregorio , Matteo Poggi

This study explores the use of photometric techniques (shape-from-shading and uncalibrated photometric stereo) for upsampling the low-resolution depth map from an RGB-D sensor to the higher resolution of the companion RGB image. A…

计算机视觉与模式识别 · 计算机科学 2019-06-26 Bjoern Haefner , Songyou Peng , Alok Verma , Yvain Quéau , Daniel Cremers

We propose DiffuStereo, a novel system using only sparse cameras (8 in this work) for high-quality 3D human reconstruction. At its core is a novel diffusion-based stereo module, which introduces diffusion models, a type of powerful…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Ruizhi Shao , Zerong Zheng , Hongwen Zhang , Jingxiang Sun , Yebin Liu

Active stereo vision is important in reconstructing objects without obvious textures. However, it is still very challenging to extract and match the projected patterns from two camera views automatically and robustly. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2020-04-01 Yongcan Shuang , Zhenzhou Wang

Being a crucial task of autonomous driving, Stereo matching has made great progress in recent years. Existing stereo matching methods estimate disparity instead of depth. They treat the disparity errors as the evaluation metric of the depth…

计算机视觉与模式识别 · 计算机科学 2020-12-11 Hong Zhang , Haojie Li , Shenglun Chen , Tiantian Yan , Zhihui Wang , Guo Lu , Wanli Ouyang

Stereo image super-resolution (SSR) aims to enhance high-resolution details by leveraging information from stereo image pairs. However, existing stereo super-resolution (SSR) upsampling methods (e.g., pixel shuffle) often overlook…

图像与视频处理 · 电气工程与系统科学 2025-07-08 Yi Liu , Xinyi Liu , Yi Wan , Panwang Xia , Qiong Wu , Yongjun Zhang

Though recent years have witnessed remarkable progress in single image super-resolution (SISR) tasks with the prosperous development of deep neural networks (DNNs), the deep learning methods are confronted with the computation and memory…

图像与视频处理 · 电气工程与系统科学 2023-02-15 Zheng Zhan , Yifan Gong , Pu Zhao , Geng Yuan , Wei Niu , Yushu Wu , Tianyun Zhang , Malith Jayaweera , David Kaeli , Bin Ren , Xue Lin , Yanzhi Wang

Affine transformations have been recently used for stereo vision. They can be exploited in various computer vision application, e.g., when estimating surface normals, homographies, fundamental and essential matrices. Even full 3D…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Levente Hajder

We address the problem of optical decalibration in mobile stereo camera setups, especially in context of autonomous vehicles. In real world conditions, an optical system is subject to various sources of anticipated and unanticipated…

计算机视觉与模式识别 · 计算机科学 2020-01-16 Jon Muhovič , Janez Perš

Stereo vision is an effective technique for depth estimation with broad applicability in autonomous urban and highway driving. While various deep learning-based approaches have been developed for stereo, the input data from a binocular…

计算机视觉与模式识别 · 计算机科学 2022-09-07 Faranak Shamsafar , Andreas Zell

The disparity information provided by stereo cameras has enabled advanced driver assistance systems to estimate road area more accurately and effectively. In this paper, a novel disparity transformation algorithm is proposed to extract road…

计算机视觉与模式识别 · 计算机科学 2018-08-09 Rui Fan , Mohammud Junaid Bocus , Naim Dahnoun

This paper presents a near-light photometric stereo method that faithfully preserves sharp depth edges in the 3D reconstruction. Unlike previous methods that rely on finite differentiation for approximating depth partial derivatives and…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Heng Guo , Hiroaki Santo , Boxin Shi , Yasuyuki Matsushita

Stereo reconstruction models trained on small images do not generalize well to high-resolution data. Training a model on high-resolution image size faces difficulties of data availability and is often infeasible due to limited computing…

计算机视觉与模式识别 · 计算机科学 2021-03-16 Yaoyu Hu , Wenshan Wang , Huai Yu , Weikun Zhen , Sebastian Scherer