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Intrinsic image decomposition, which is an essential task in computer vision, aims to infer the reflectance and shading of the scene. It is challenging since it needs to separate one image into two components. To tackle this, conventional…

计算机视觉与模式识别 · 计算机科学 2020-05-28 Yunfei Liu , Yu Li , Shaodi You , Feng Lu

Unsupervised near-duplicate detection has many practical applications ranging from social media analysis and web-scale retrieval, to digital image forensics. It entails running a threshold-limited query on a set of descriptors extracted…

计算机视觉与模式识别 · 计算机科学 2019-10-29 Lia Morra , Fabrizio Lamberti

Single-view depth estimation can be remarkably effective if there is enough ground-truth depth data for supervised training. However, there are scenarios, especially in medicine in the case of endoscopies, where such data cannot be…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Javier Rodríguez-Puigvert , Víctor M. Batlle , J. M. M. Montiel , Ruben Martinez-Cantin , Pascal Fua , Juan D. Tardós , Javier Civera

There has been tremendous research progress in estimating the depth of a scene from a monocular camera image. Existing methods for single-image depth prediction are exclusively based on deep neural networks, and their training can be…

计算机视觉与模式识别 · 计算机科学 2019-05-21 Ali Jahani Amiri , Shing Yan Loo , Hong Zhang

Depth information is useful in many image processing applications. However, since taking a picture is a process of projection of a 3D scene onto a 2D imaging sensor, the depth information is embedded in the image. Extracting the depth…

图像与视频处理 · 电气工程与系统科学 2021-12-15 Fernando J. Galetto , Guang Deng

Neural networks that map 3D coordinates to signed distance function (SDF) or occupancy values have enabled high-fidelity implicit representations of object shape. This paper develops a new shape model that allows synthesizing novel distance…

计算机视觉与模式识别 · 计算机科学 2021-12-07 Ehsan Zobeidi , Nikolay Atanasov

In this paper, we introduce Semi-SMD, a novel metric depth estimation framework tailored for surrounding cameras equipment in autonomous driving. In this work, the input data consists of adjacent surrounding frames and camera parameters. We…

机器人学 · 计算机科学 2025-09-10 Yusen Xie , Zhengmin Huang , Shaojie Shen , Jun Ma

Deepfake detection refers to detecting artificially generated or edited faces in images or videos, which plays an essential role in visual information security. Despite promising progress in recent years, Deepfake detection remains a…

计算机视觉与模式识别 · 计算机科学 2023-12-11 Chunlei Peng , Huiqing Guo , Decheng Liu , Nannan Wang , Ruimin Hu , Xinbo Gao

Self-supervised depth estimation has drawn much attention in recent years as it does not require labeled data but image sequences. Moreover, it can be conveniently used in various applications, such as autonomous driving, robotics,…

计算机视觉与模式识别 · 计算机科学 2021-06-08 Shaocheng Jia , Xin Pei , Wei Yao , S. C. Wong

Depth estimation from a single underwater image is one of the most challenging problems and is highly ill-posed. Due to the absence of large generalized underwater depth datasets and the difficulty in obtaining ground truth depth-maps,…

计算机视觉与模式识别 · 计算机科学 2019-05-29 Honey Gupta , Kaushik Mitra

Predicting depth is an essential component in understanding the 3D geometry of a scene. While for stereo images local correspondence suffices for estimation, finding depth relations from a single image is less straightforward, requiring…

计算机视觉与模式识别 · 计算机科学 2014-06-10 David Eigen , Christian Puhrsch , Rob Fergus

This paper presents an edge-based defocus blur estimation method from a single defocused image. We first distinguish edges that lie at depth discontinuities (called depth edges, for which the blur estimate is ambiguous) from edges that lie…

计算机视觉与模式识别 · 计算机科学 2021-11-10 Ali Karaali , Naomi Harte , Claudio Rosito Jung

With the development of computational intelligence algorithms, unsupervised monocular depth and pose estimation framework, which is driven by warped photometric consistency, has shown great performance in the daytime scenario. While in some…

计算机视觉与模式识别 · 计算机科学 2022-06-10 Chaoqiang Zhao , Yang Tang , Qiyu Sun

Depth estimation is a critical topic for robotics and vision-related tasks. In monocular depth estimation, in comparison with supervised learning that requires expensive ground truth labeling, self-supervised methods possess great potential…

计算机视觉与模式识别 · 计算机科学 2024-08-30 Jinchang Zhang , Praveen Kumar Reddy , Xue-Iuan Wong , Yiannis Aloimonos , Guoyu Lu

While a traditional camera only captures one point of view of a scene, a plenoptic or light-field camera, is able to capture spatial and angular information in a single snapshot, enabling depth estimation from a single acquisition. In this…

图像与视频处理 · 电气工程与系统科学 2023-08-09 Mathieu Labussière , Céline Teulière , Omar Ait-Aider

Multi-Camera arrays are increasingly employed in both consumer and industrial applications, and various passive techniques are documented to estimate depth from such camera arrays. Current depth estimation methods provide useful estimations…

计算机视觉与模式识别 · 计算机科学 2018-06-22 Hossein Javidnia , Peter Corcoran

Self-supervised depth estimation has made a great success in learning depth from unlabeled image sequences. While the mappings between image and pixel-wise depth are well-studied in current methods, the correlation between image, depth and…

计算机视觉与模式识别 · 计算机科学 2021-02-15 Rui Li , Xiantuo He , Danna Xue , Shaolin Su , Qing Mao , Yu Zhu , Jinqiu Sun , Yanning Zhang

Point cloud completion aims to recover the complete 3D shape of an object from partial observations. While approaches relying on synthetic shape priors achieved promising results in this domain, their applicability and generalizability to…

计算机视觉与模式识别 · 计算机科学 2024-09-17 Başak Melis Öcal , Maxim Tatarchenko , Sezer Karaoglu , Theo Gevers

Monocular depth estimation has been actively studied in fields such as robot vision, autonomous driving, and 3D scene understanding. Given a sequence of color images, unsupervised learning methods based on the framework of…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Songlin Wei , Guodong Chen , Wenzheng Chi , Zhenhua Wang , Lining Sun

Depth estimation is a crucial step for image-guided intervention in robotic surgery and laparoscopic imaging system. Since per-pixel depth ground truth is difficult to acquire for laparoscopic image data, it is rarely possible to apply…

计算机视觉与模式识别 · 计算机科学 2023-06-22 Baoru Huang , Jian-Qing Zheng , Anh Nguyen , Chi Xu , Ioannis Gkouzionis , Kunal Vyas , David Tuch , Stamatia Giannarou , Daniel S. Elson