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Reconstructing and understanding 3D structures from a limited number of images is a well-established problem in computer vision. Traditional methods usually break this task into multiple subtasks, each requiring complex transformations…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Zhiwen Fan , Jian Zhang , Wenyan Cong , Peihao Wang , Renjie Li , Kairun Wen , Shijie Zhou , Achuta Kadambi , Zhangyang Wang , Danfei Xu , Boris Ivanovic , Marco Pavone , Yue Wang

Large Reconstruction Models (LRMs) have recently become a popular method for creating 3D foundational models. Training 3D reconstruction models with 2D visual data traditionally requires prior knowledge of camera poses for the training…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Shiu-hong Kao , Xiao Li , Jinglu Wang , Yang Li , Chi-Keung Tang , Yu-Wing Tai , Yan Lu

Object-centric reconstruction seeks to recover the 3D structure of a scene through composition of independent objects. While this independence can simplify modeling, it discards strong signals that could improve reconstruction, notably…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Qirui Wu , Yawar Siddiqui , Duncan Frost , Samir Aroudj , Armen Avetisyan , Richard Newcombe , Angel X. Chang , Jakob Engel , Henry Howard-Jenkins

Image restoration aims to reconstruct the latent clear images from their degraded versions. Despite the notable achievement, existing methods predominantly focus on handling specific degradation types and thus require specialized models,…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Xuanhua He , Lang Li , Yingying Wang , Hui Zheng , Ke Cao , Keyu Yan , Rui Li , Chengjun Xie , Jie Zhang , Man Zhou

3D content creation has achieved significant progress in terms of both quality and speed. Although current feed-forward models can produce 3D objects in seconds, their resolution is constrained by the intensive computation required during…

计算机视觉与模式识别 · 计算机科学 2024-02-08 Jiaxiang Tang , Zhaoxi Chen , Xiaokang Chen , Tengfei Wang , Gang Zeng , Ziwei Liu

We present LRM-Zero, a Large Reconstruction Model (LRM) trained entirely on synthesized 3D data, achieving high-quality sparse-view 3D reconstruction. The core of LRM-Zero is our procedural 3D dataset, Zeroverse, which is automatically…

计算机视觉与模式识别 · 计算机科学 2024-11-04 Desai Xie , Sai Bi , Zhixin Shu , Kai Zhang , Zexiang Xu , Yi Zhou , Sören Pirk , Arie Kaufman , Xin Sun , Hao Tan

Accurately predicting the 3D shape of any arbitrary object in any pose from a single image is a key goal of computer vision research. This is challenging as it requires a model to learn a representation that can infer both the visible and…

计算机视觉与模式识别 · 计算机科学 2021-09-03 Anh Thai , Stefan Stojanov , Vijay Upadhya , James M. Rehg

Single-image 3D reconstruction with large reconstruction models (LRMs) has advanced rapidly, yet reconstructions often exhibit geometric inconsistencies and misaligned details that limit fidelity. We introduce GeoFusionLRM, a geometry-aware…

计算机视觉与模式识别 · 计算机科学 2026-02-17 Ahmet Burak Yildirim , Tuna Saygin , Duygu Ceylan , Aysegul Dundar

Online reconstructing and rendering of large-scale indoor scenes is a long-standing challenge. SLAM-based methods can reconstruct 3D scene geometry progressively in real time but can not render photorealistic results. While NeRF-based…

计算机视觉与模式识别 · 计算机科学 2023-04-19 Yiming Gao , Yan-Pei Cao , Ying Shan

We present ObSuRF, a method which turns a single image of a scene into a 3D model represented as a set of Neural Radiance Fields (NeRFs), with each NeRF corresponding to a different object. A single forward pass of an encoder network…

计算机视觉与模式识别 · 计算机科学 2021-04-05 Karl Stelzner , Kristian Kersting , Adam R. Kosiorek

3D geometry is a very informative cue when interacting with and navigating an environment. This writing proposes a new approach to 3D reconstruction and scene understanding, which implicitly learns 3D geometry from depth maps pairing a deep…

计算机视觉与模式识别 · 计算机科学 2018-08-22 Dario Rethage , Federico Tombari , Felix Achilles , Nassir Navab

The success of deep learning in computer vision has been driven by models of increasing scale, from deep Convolutional Neural Networks (CNN) to large Vision Transformers (ViT). While effective, these architectures are parameter-intensive…

计算机视觉与模式识别 · 计算机科学 2026-04-02 Ange-Clément Akazan , Abdoulaye Koroko , Verlon Roel Mbingui , Choukouriyah Arinloye , Hassan Fifen , Rose Bandolo

Neural radiance fields (NeRFs) are a widely accepted standard for synthesizing new 3D object views from a small number of base images. However, NeRFs have limited generalization properties, which means that we need to use significant…

计算机视觉与模式识别 · 计算机科学 2024-02-05 Paweł Batorski , Dawid Malarz , Marcin Przewięźlikowski , Marcin Mazur , Sławomir Tadeja , Przemysław Spurek

Reconstructing dynamic assets from video data is central to many in computer vision and graphics tasks. Existing 4D reconstruction approaches are limited by category-specific models or slow optimization-based methods. Inspired by the recent…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Remy Sabathier , Niloy J. Mitra , David Novotny

For collecting high-quality high-resolution (HR) MR image, we propose a novel image reconstruction network named IREM, which is trained on multiple low-resolution (LR) MR images and achieve an arbitrary up-sampling rate for HR image…

图像与视频处理 · 电气工程与系统科学 2021-06-30 Qing Wu , Yuwei Li , Lan Xu , Ruiming Feng , Hongjiang Wei , Qing Yang , Boliang Yu , Xiaozhao Liu , Jingyi Yu , Yuyao Zhang

Recent medical image reconstruction techniques focus on generating high-quality medical images suitable for clinical use at the lowest possible cost and with the fewest possible adverse effects on patients. Recent works have shown…

图像与视频处理 · 电气工程与系统科学 2025-01-07 Shijun Liang , Anish Lahiri , Saiprasad Ravishankar

We propose PRM, a novel photometric stereo based large reconstruction model to reconstruct high-quality meshes with fine-grained local details. Unlike previous large reconstruction models that prepare images under fixed and simple lighting…

计算机视觉与模式识别 · 计算机科学 2024-12-11 Wenhang Ge , Jiantao Lin , Guibao Shen , Jiawei Feng , Tao Hu , Xinli Xu , Ying-Cong Chen

We present the Locally Adaptive Morphable Model (LAMM), a highly flexible Auto-Encoder (AE) framework for learning to generate and manipulate 3D meshes. We train our architecture following a simple self-supervised training scheme in which…

计算机视觉与模式识别 · 计算机科学 2024-01-08 Michail Tarasiou , Rolandos Alexandros Potamias , Eimear O'Sullivan , Stylianos Ploumpis , Stefanos Zafeiriou

We propose the NeRF-LEBM, a likelihood-based top-down 3D-aware 2D image generative model that incorporates 3D representation via Neural Radiance Fields (NeRF) and 2D imaging process via differentiable volume rendering. The model represents…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Yaxuan Zhu , Jianwen Xie , Ping Li

Invertible Rescaling Networks (IRNs) and their variants have witnessed remarkable achievements in various image processing tasks like image rescaling. However, we observe that IRNs with deeper networks are difficult to train, thus hindering…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Jinmin Li , Tao Dai , Yaohua Zha , Yilu Luo , Longfei Lu , Bin Chen , Zhi Wang , Shu-Tao Xia , Jingyun Zhang