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Recent advances in neural reconstruction using posed image sequences have made remarkable progress. However, due to the lack of depth information, existing volumetric-based techniques simply duplicate 2D image features of the object surface…

计算机视觉与模式识别 · 计算机科学 2023-09-18 Ziyue Feng , Liang Yang , Pengsheng Guo , Bing Li

Recently, Transformers were shown to enhance the performance of multi-view stereo by enabling long-range feature interaction. In this work, we propose Window-based Transformers (WT) for local feature matching and global feature aggregation…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Jinli Liao , Yikang Ding , Yoli Shavit , Dihe Huang , Shihao Ren , Jia Guo , Wensen Feng , Kai Zhang

Traditional multi-view stereo (MVS) methods rely heavily on photometric and geometric consistency constraints, but newer machine learning-based MVS methods check geometric consistency across multiple source views only as a post-processing…

计算机视觉与模式识别 · 计算机科学 2025-08-15 Vibhas K. Vats , Sripad Joshi , David J. Crandall , Md. Alimoor Reza , Soon-heung Jung

Self-supervised monocular depth estimation methods typically rely on the reprojection error to capture geometric relationships between successive frames in static environments. However, this assumption does not hold in dynamic objects in…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Xingyu Miao , Yang Bai , Haoran Duan , Yawen Huang , Fan Wan , Xinxing Xu , Yang Long , Yefeng Zheng

Depth estimation from monocular images is a challenging problem in computer vision. In this paper, we tackle this problem using a novel network architecture using multi scale feature fusion. Our network uses two different blocks, first…

计算机视觉与模式识别 · 计算机科学 2020-09-22 Abhinav Sagar

Recent deep multi-view stereo (MVS) methods have widely incorporated transformers into cascade network for high-resolution depth estimation, achieving impressive results. However, existing transformer-based methods are constrained by their…

计算机视觉与模式识别 · 计算机科学 2024-02-05 Sicheng Wang , Hao Jiang , Lei Xiang

Stereo matching is a fundamental task in scene comprehension. In recent years, the method based on iterative optimization has shown promise in stereo matching. However, the current iteration framework employs a single-peak lookup, which…

计算机视觉与模式识别 · 计算机科学 2024-01-30 Miaojie Feng , Junda Cheng , Hao Jia , Longliang Liu , Gangwei Xu , Qingyong Hu , Xin Yang

Visual place recognition (VPR) is a challenging task with the unbalance between enormous computational cost and high recognition performance. Thanks to the practical feature extraction ability of the lightweight convolution neural networks…

计算机视觉与模式识别 · 计算机科学 2024-04-17 Qingyuan Gong , Yu Liu , Liqiang Zhang , Renhe Liu

Stereo matching algorithms usually consist of four steps, including matching cost calculation, matching cost aggregation, disparity calculation, and disparity refinement. Existing CNN-based methods only adopt CNN to solve parts of the four…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Zhengfa Liang , Yiliu Feng , Yulan Guo , Hengzhu Liu , Wei Chen , Linbo Qiao , Li Zhou , Jianfeng Zhang

Deep stereo matching has advanced significantly on benchmark datasets through fine-tuning but falls short of the zero-shot generalization seen in foundation models in other vision tasks. We introduce CogStereo, a novel framework that…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Lihuang Fang , Xiao Hu , Yuchen Zou , Hong Zhang

Existing state-of-the-art disparity estimation works mostly leverage the 4D concatenation volume and construct a very deep 3D convolution neural network (CNN) for disparity regression, which is inefficient due to the high memory consumption…

计算机视觉与模式识别 · 计算机科学 2021-03-05 Songyan Zhang , Zhicheng Wang , Qiang Wang , Jinshuo Zhang , Gang Wei , Xiaowen Chu

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

Existing stereo matching networks typically rely on either cost-volume construction based on 3D convolutions or deformation methods based on iterative optimization. The former incurs significant computational overhead during cost…

计算机视觉与模式识别 · 计算机科学 2026-01-09 Ao Xu , Rujin Zhao , Xiong Xu , Boceng Huang , Yujia Jia , Hongfeng Long , Fuxuan Chen , Zilong Cao , Fangyuan Chen

Accurate stereo depth estimation plays a critical role in various 3D tasks in both indoor and outdoor environments. Recently, learning-based multi-view stereo methods have demonstrated competitive performance with a limited number of views.…

计算机视觉与模式识别 · 计算机科学 2020-06-02 Uday Kusupati , Shuo Cheng , Rui Chen , Hao Su

Deep neural networks have shown excellent performance in stereo matching task. Recently CNN-based methods have shown that stereo matching can be formulated as a supervised learning task. However, less attention is paid on the fusion of…

计算机视觉与模式识别 · 计算机科学 2019-06-26 Li Zhang , Quanhong Wang , Haihua Lu , Yong Zhao

Deep learning-based super-resolution (SR) techniques have generally achieved excellent performance in the computer vision field. Recently, it has been proven that three-dimensional (3D) SR for medical volumetric data delivers better visual…

图像与视频处理 · 电气工程与系统科学 2021-05-19 Yinhao Li , Yutaro Iwamoto , Lanfen Lin , Rui Xu , Yen-Wei Chen

Depth estimation is solved as a regression or classification problem in existing learning-based multi-view stereo methods. Although these two representations have recently demonstrated their excellent performance, they still have apparent…

计算机视觉与模式识别 · 计算机科学 2022-03-14 Rui Peng , Rongjie Wang , Zhenyu Wang , Yawen Lai , Ronggang Wang

We present a stereo-matching method for depth estimation from high-resolution images using visual hulls as priors, and a memory-efficient technique for the correlation computation. Our method uses object masks extracted from supplementary…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Markus Plack , Hannah Dröge , Leif Van Holland , Matthias B. Hullin

Stereophonic audio is an indispensable ingredient to enhance human auditory experience. Recent research has explored the usage of visual information as guidance to generate binaural or ambisonic audio from mono ones with stereo supervision.…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Hang Zhou , Xudong Xu , Dahua Lin , Xiaogang Wang , Ziwei Liu

We propose a learning-based network for depth map estimation from multi-view stereo (MVS) images. Our proposed network consists of three sub-networks: 1) a base network for initial depth map estimation from an unstructured stereo image…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Sizhang Dai , Weibing Huang