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There has recently been great interest in neural rendering methods. Some approaches use 3D geometry reconstructed with Multi-View Stereo (MVS) but cannot recover from the errors of this process, while others directly learn a volumetric…

计算机视觉与模式识别 · 计算机科学 2021-09-09 Georgios Kopanas , Julien Philip , Thomas Leimkühler , George Drettakis

Recent studies have witnessed that self-supervised methods based on view synthesis obtain clear progress on multi-view stereo (MVS). However, existing methods rely on the assumption that the corresponding points among different views share…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Hongbin Xu , Zhipeng Zhou , Yu Qiao , Wenxiong Kang , Qiuxia Wu

Almost all previous deep learning-based multi-view stereo (MVS) approaches focus on improving reconstruction quality. Besides quality, efficiency is also a desirable feature for MVS in real scenarios. Towards this end, this paper presents a…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Zehao Yu , Shenghua Gao

Multiview photometric stereo (MVPS) seeks to recover high-fidelity surface shapes and reflectances from images captured under varying views and illuminations. However, existing MVPS methods often require controlled darkroom settings for…

计算机视觉与模式识别 · 计算机科学 2025-08-07 Songyun Yang , Yufei Han , Jilong Zhang , Kongming Liang , Peng Yu , Zhaowei Qu , Heng Guo

We present an efficient multi-view stereo (MVS) network for 3D reconstruction from multiview images. While previous learning based reconstruction approaches performed quite well, most of them estimate depth maps at a fixed resolution using…

计算机视觉与模式识别 · 计算机科学 2020-12-01 Anzhu Yu , Wenyue Guo , Bing Liu , Xin Chen , Xin Wang , Xuefeng Cao , Bingchuan Jiang

We present an end-to-end deep learning architecture for depth map inference from multi-view images. In the network, we first extract deep visual image features, and then build the 3D cost volume upon the reference camera frustum via the…

计算机视觉与模式识别 · 计算机科学 2018-07-18 Yao Yao , Zixin Luo , Shiwei Li , Tian Fang , Long Quan

While deep learning has recently achieved great success on multi-view stereo (MVS), limited training data makes the trained model hard to be generalized to unseen scenarios. Compared with other computer vision tasks, it is rather difficult…

计算机视觉与模式识别 · 计算机科学 2020-04-14 Yao Yao , Zixin Luo , Shiwei Li , Jingyang Zhang , Yufan Ren , Lei Zhou , Tian Fang , Long Quan

We introduce a novel multi-view stereo (MVS) method that can simultaneously recover not just per-pixel depth but also surface normals, together with the reflectance of textureless, complex non-Lambertian surfaces captured under known but…

计算机视觉与模式识别 · 计算机科学 2022-11-11 Kohei Yamashita , Yuto Enyo , Shohei Nobuhara , Ko Nishino

The study of astronomical phenomena through ground-based observations is always challenged by the distorting effects of Earth's atmosphere. Traditional methods of post-facto image correction, essential for correcting these distortions,…

天体物理仪器与方法 · 物理学 2024-08-14 A. Asensio Ramos

Transformer has achieved great success in computer vision, while how to split patches in an image remains a problem. Existing methods usually use a fixed-size patch embedding which might destroy the semantics of objects. To address this…

计算机视觉与模式识别 · 计算机科学 2021-08-02 Zhiyang Chen , Yousong Zhu , Chaoyang Zhao , Guosheng Hu , Wei Zeng , Jinqiao Wang , Ming Tang

Learning-based multi-view stereo (MVS) method heavily relies on feature matching, which requires distinctive and descriptive representations. An effective solution is to apply non-local feature aggregation, e.g., Transformer. Albeit useful,…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Tianqi Liu , Xinyi Ye , Weiyue Zhao , Zhiyu Pan , Min Shi , Zhiguo Cao

Learning-based multi-view stereo (MVS) has by far centered around 3D convolution on cost volumes. Due to the high computation and memory consumption of 3D CNN, the resolution of output depth is often considerably limited. Different from…

计算机视觉与模式识别 · 计算机科学 2023-07-21 Yifei Shi , Junhua Xi , Dewen Hu , Zhiping Cai , Kai Xu

Learning-based multi-view stereo (MVS) has by far centered around 3D convolution on cost volumes. Due to the high computation and memory consumption of 3D CNN, the resolution of output depth is often considerably limited. Different from…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Junhua Xi , Yifei Shi , Yijie Wang , Yulan Guo , Kai Xu

Multi-view Stereo (MVS) with known camera parameters is essentially a 1D search problem within a valid depth range. Recent deep learning-based MVS methods typically densely sample depth hypotheses in the depth range, and then construct…

计算机视觉与模式识别 · 计算机科学 2021-12-07 Zhenxing Mi , Di Chang , Dan Xu

Detecting anomalies within point clouds is crucial for various industrial applications, but traditional unsupervised methods face challenges due to data acquisition costs, early-stage production constraints, and limited generalization…

计算机视觉与模式识别 · 计算机科学 2024-09-23 Yuqi Cheng , Yunkang Cao , Guoyang Xie , Zhichao Lu , Weiming Shen

With recent deep learning based approaches showing promising results in removing noise from images, the best denoising performance has been reported in a supervised learning setup that requires a large set of paired noisy images and ground…

图像与视频处理 · 电气工程与系统科学 2022-09-20 Rihuan Ke

Multi-view stereopsis (MVS) tries to recover the 3D model from 2D images. As the observations become sparser, the significant 3D information loss makes the MVS problem more challenging. Instead of only focusing on densely sampled…

计算机视觉与模式识别 · 计算机科学 2020-05-28 Mengqi Ji , Jinzhi Zhang , Qionghai Dai , Lu Fang

Denoising diffusion models have demonstrated outstanding results in 2D image generation, yet it remains a challenge to replicate its success in 3D shape generation. In this paper, we propose leveraging multi-view depth, which represents…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Zhen Wang , Qiangeng Xu , Feitong Tan , Menglei Chai , Shichen Liu , Rohit Pandey , Sean Fanello , Achuta Kadambi , Yinda Zhang

Computing accurate depth from multiple views is a fundamental and longstanding challenge in computer vision. However, most existing approaches do not generalize well across different domains and scene types (e.g. indoor vs. outdoor).…

Traditional multi-view stereo (MVS) methods primarily depend on photometric and geometric consistency constraints. In contrast, modern learning-based algorithms often rely on the plane sweep algorithm to infer 3D geometry, applying explicit…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Vibhas Vats , Md. Alimoor Reza , David Crandall , Soon-heung Jung