English
Related papers

Related papers: SARe: Structure-Aware Large-Scale 3D Fragment Reas…

200 papers

3D scene understanding is a critical yet challenging task in autonomous driving due to the irregularity and sparsity of LiDAR data, as well as the computational demands of processing large-scale point clouds. Recent methods leverage…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Bin Yang , Alexandru Paul Condurache

Animating realistic character interactions with the surrounding environment is important for autonomous agents in gaming, AR/VR, and robotics. However, current methods for human motion reconstruction struggle with accurately placing humans…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Joshua Li , Brendan Chharawala , Chang Shu , Xue Bin Peng , Pengcheng Xi

Foundational feed-forward visual geometry models enable accurate and efficient camera pose estimation and scene reconstruction by learning strong scene priors from massive RGB datasets. However, their effectiveness drops when applied to…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Vsevolod Skorokhodov , Chenghao Xu , Shuo Sun , Olga Fink , Malcolm Mielle

We introduce a novel segmentation-aware joint training framework called generative reinforcement network (GRN) that integrates segmentation loss feedback to optimize both image generation and segmentation performance in a single stage. An…

SAM3D enables scalable, open-world 3D reconstruction from complex scenes, yet its deployment is hindered by prohibitive inference latency. In this work, we conduct the \textbf{first systematic investigation} into its inference dynamics,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Weilun Feng , Mingqiang Wu , Zhiliang Chen , Chuanguang Yang , Haotong Qin , Yuqi Li , Xiaokun Liu , Guoxin Fan , Zhulin An , Libo Huang , Yulun Zhang , Michele Magno , Yongjun Xu

Sampling discrepancies between different manufacturers and models of lidar sensors result in inconsistent representations of objects. This leads to performance degradation when 3D detectors trained for one lidar are tested on other types of…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Darren Tsai , Julie Stephany Berrio , Mao Shan , Stewart Worrall , Eduardo Nebot

We introduce a new task, Map and Locate, which unifies the traditionally distinct objectives of open-vocabulary segmentation - detecting and segmenting object instances based on natural language queries - and 3D reconstruction, the process…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Xuweiyi Chen , Tian Xia , Sihan Xu , Jianing Yang , Joyce Chai , Zezhou Cheng

Part-level 3D generation is crucial for various downstream applications, including gaming, film production, and industrial design. However, decomposing a 3D shape into geometrically plausible and meaningful components remains a significant…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Wanhu Sun , Zhongjin Luo , Heliang Zheng , Jiahao Chang , Chongjie Ye , Huiang He , Shengchu Zhao , Rongfei Jia , Xiaoguang Han

Retrieval-augmented question answering over heterogeneous corpora requires connected evidence across text, tables, and graph nodes. While entity-level knowledge graphs support structured access, they are costly to construct and maintain,…

Information Retrieval · Computer Science 2026-02-20 Prasham Titiya , Rohit Khoja , Tomer Wolfson , Vivek Gupta , Dan Roth

The misaligned human texture across different human parts is one of the main limitations of existing 3D human reconstruction methods. Each human part, such as a jacket or pants, should maintain a distinct texture without blending into…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Hyeongjin Nam , Donghwan Kim , Gyeongsik Moon , Kyoung Mu Lee

Industrial CAD workflows require robust, generalizable 3D geometric representations supporting accuracy and explainability. We introduce Shape, a self-supervised foundation model converting surface meshes into dense per-token embeddings.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Bayangmbe Mounmo , Sam Chien , Mile Mitrovic

Recent work has achieved dense 3D reconstruction with wide-aperture imaging sonar using a stereo pair of orthogonally oriented sonars. This allows each sonar to observe a spatial dimension that the other is missing, without requiring any…

Robotics · Computer Science 2021-04-08 John McConnell , Brendan Englot

We introduce SCORES, a recursive neural network for shape composition. Our network takes as input sets of parts from two or more source 3D shapes and a rough initial placement of the parts. It outputs an optimized part structure for the…

Graphics · Computer Science 2018-09-17 Chenyang Zhu , Kai Xu , Siddhartha Chaudhuri , Renjiao Yi , Hao Zhang

Autonomous assembly of objects is an essential task in robotics and 3D computer vision. It has been studied extensively in robotics as a problem of motion planning, actuator control and obstacle avoidance. However, the task of developing a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Abhinav Narayan Harish , Rajendra Nagar , Shanmuganathan Raman

Reconstructing 3D shape and pose of static objects from a single image is an essential task for various industries, including robotics, augmented reality, and digital content creation. This can be done by directly predicting 3D shape in…

Computer Vision and Pattern Recognition · Computer Science 2023-10-18 Florian Langer , Ignas Budvytis , Roberto Cipolla

Reconstructing semantic 3D building models at the level of detail (LoD) 3 is a long-standing challenge. Unlike mesh-based models, they require watertight geometry and object-wise semantics at the fa\c{c}ade level. The principal challenge of…

Computer Vision and Pattern Recognition · Computer Science 2023-05-11 Olaf Wysocki , Yan Xia , Magdalena Wysocki , Eleonora Grilli , Ludwig Hoegner , Daniel Cremers , Uwe Stilla

While deep learning has significantly advanced medical image segmentation, most existing methods still struggle with handling complex anatomical regions. Cascaded or deep supervision-based approaches attempt to address this challenge…

Image and Video Processing · Electrical Eng. & Systems 2025-03-03 Tao Chen , Chenhui Wang , Zhihao Chen , Hongming Shan

Articulated objects, such as laptops and drawers, exhibit significant challenges for 3D reconstruction and pose estimation due to their multi-part geometries and variable joint configurations, which introduce structural diversity across…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 WenBo Xu , Liu Liu , Li Zhang , Ran Zhang , Hao Wu , Dan Guo , Meng Wang

Image segmentation aims to partition an image according to the objects in the scene and is a fundamental step in analysing very high spatial-resolution (VHR) remote sensing imagery. Current methods struggle to effectively consider land…

Computer Vision and Pattern Recognition · Computer Science 2024-01-08 Xianwei Lv , Claudio Persello , Wangbin Li , Xiao Huang , Dongping Ming , Alfred Stein

Morphological reconstruction (MR) is often employed by seeded image segmentation algorithms such as watershed transform and power watershed as it is able to filter seeds (regional minima) to reduce over-segmentation. However, MR might…

Computer Vision and Pattern Recognition · Computer Science 2019-10-02 Tao Lei , Xiaohong Jia , Tongliang Liu , Shigang Liu , Hongying Meng , Asoke K. Nandi