English
Related papers

Related papers: PlaneRecTR++: Unified Query Learning for Joint 3D …

200 papers

We address 2D floorplan reconstruction from 3D scans. Existing approaches typically employ heuristically designed multi-stage pipelines. Instead, we formulate floorplan reconstruction as a single-stage structured prediction task: find a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Yuanwen Yue , Theodora Kontogianni , Konrad Schindler , Francis Engelmann

In recent years, tremendous efforts have been made on document image rectification, but existing advanced algorithms are limited to processing restricted document images, i.e., the input images must incorporate a complete document. Once the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Hao Feng , Shaokai Liu , Jiajun Deng , Wengang Zhou , Houqiang Li

Single-image room layout reconstruction aims to reconstruct the enclosed 3D structure of a room from a single image. Most previous work relies on the cuboid-shape prior. This paper considers a more general indoor assumption, i.e., the room…

Computer Vision and Pattern Recognition · Computer Science 2021-10-12 Cheng Yang , Jia Zheng , Xili Dai , Rui Tang , Yi Ma , Xiaojun Yuan

Building a robust perception module is crucial for visuomotor policy learning. While recent methods incorporate pre-trained 2D foundation models into robotic perception modules to leverage their strong semantic understanding, they struggle…

Robotics · Computer Science 2025-07-14 Wenbo Cui , Chengyang Zhao , Yuhui Chen , Haoran Li , Zhizheng Zhang , Dongbin Zhao , He Wang

Feed-forward 3D reconstruction methods aim to predict the 3D structure of a scene directly from input images, providing a faster alternative to per-scene optimization approaches. Significant progress has been made in single-view and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Sam Bahrami , Dylan Campbell

We present UniScale, a unified, scale-aware multi-view 3D reconstruction framework for robotic applications that flexibly integrates geometric priors through a modular, semantically informed design. In vision-based robotic navigation, the…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Mohammad Mahdavian , Gordon Tan , Binbin Xu , Yuan Ren , Dongfeng Bai , Bingbing Liu

Reconstructing and tracking dynamic 3D scenes remains a fundamental challenge in computer vision. Existing approaches often decouple geometry from motion: multi-view reconstruction methods assume static scenes, while dynamic tracking…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Shenhan Qian , Ganlin Zhang , Shangzhe Wu , Daniel Cremers

This work presents a novel Convolutional Neural Network (CNN) architecture and a training procedure to enable robust and accurate pose estimation of a noncooperative spacecraft. First, a new CNN architecture is introduced that has scored a…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Tae Ha Park , Sumant Sharma , Simone D'Amico

We propose UniSeg3D, a unified 3D scene understanding framework that achieves panoptic, semantic, instance, interactive, referring, and open-vocabulary segmentation tasks within a single model. Most previous 3D segmentation approaches are…

Computer Vision and Pattern Recognition · Computer Science 2024-11-28 Wei Xu , Chunsheng Shi , Sifan Tu , Xin Zhou , Dingkang Liang , Xiang Bai

A unified model for 3D vision-language (3D-VL) understanding is expected to take various scene representations and perform a wide range of tasks in a 3D scene. However, a considerable gap exists between existing methods and such a unified…

Computer Vision and Pattern Recognition · Computer Science 2024-07-25 Ziyu Zhu , Zhuofan Zhang , Xiaojian Ma , Xuesong Niu , Yixin Chen , Baoxiong Jia , Zhidong Deng , Siyuan Huang , Qing Li

Current methods for 3D object reconstruction from a set of planar cross-sections still struggle to capture detailed topology or require a considerable number of cross-sections. In this paper, we present, to the best of our knowledge the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Azimkhon Ostonov

Recovering the 3D geometric structure of a face from a single input image is a challenging active research area in computer vision. In this paper, we present a novel method for reconstructing 3D heads from a single or multiple image(s)…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Oussema Bouafif , Bogdan Khomutenko , Mohamed Daoudi

We propose a mechanism to reconstruct part annotated 3D point clouds of objects given just a single input image. We demonstrate that jointly training for both reconstruction and segmentation leads to improved performance in both the tasks,…

Computer Vision and Pattern Recognition · Computer Science 2018-10-02 Priyanka Mandikal , Navaneet K L , R. Venkatesh Babu

In the realm of 3D reconstruction from 2D images, a persisting challenge is to achieve high-precision reconstructions devoid of 3D Ground Truth data reliance. We present UNeR3D, a pioneering unsupervised methodology that sets a new standard…

Computer Vision and Pattern Recognition · Computer Science 2023-12-13 Hongbin Lin , Juangui Xu , Qingfeng Xu , Zhengyu Hu , Handing Xu , Yunzhi Chen , Yongjun Hu , Zhenguo Nie

On-board estimation of the pose of an uncooperative target spacecraft is an essential task for future on-orbit servicing and close-proximity formation flying missions. However, two issues hinder reliable on-board monocular vision based pose…

Computer Vision and Pattern Recognition · Computer Science 2018-09-20 Sumant Sharma , Connor Beierle , Simone D'Amico

Reconstruction of 3D neural fields from posed images has emerged as a promising method for self-supervised representation learning. The key challenge preventing the deployment of these 3D scene learners on large-scale video data is their…

Computer Vision and Pattern Recognition · Computer Science 2023-06-02 Cameron Smith , Yilun Du , Ayush Tewari , Vincent Sitzmann

Identifying spatially complete planar primitives from visual data is a crucial task in computer vision. Prior methods are largely restricted to either 2D segment recovery or simplifying 3D structures, even with extensive plane annotations.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Zheng Chen , Qingan Yan , Huangying Zhan , Changjiang Cai , Xiangyu Xu , Yuzhong Huang , Weihan Wang , Ziyue Feng , Yi Xu , Lantao Liu

Thanks to its precise spatial referencing, 3D point cloud visual grounding is essential for deep understanding and dynamic interaction in 3D environments, encompassing 3D Referring Expression Comprehension (3DREC) and Segmentation (3DRES).…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Haojia Lin , Yongdong Luo , Xiawu Zheng , Lijiang Li , Fei Chao , Taisong Jin , Donghao Luo , Yan Wang , Liujuan Cao , Rongrong Ji

Pose estimation of 3D objects in monocular images is a fundamental and long-standing problem in computer vision. Existing deep learning approaches for 6D pose estimation typically rely on the assumption of availability of 3D object models…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Fu Li , Hao Yu , Ivan Shugurov , Benjamin Busam , Shaowu Yang , Slobodan Ilic

Single-task learning in artificial neural networks will be able to learn the model very well, and the benefits brought by transferring knowledge thus become limited. In this regard, when the number of tasks increases (e.g., semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Mohammad R. Bayanlou , Mehdi Khoshboresh-Masouleh