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Related papers: 3x2: 3D Object Part Segmentation by 2D Semantic Co…

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Referring 3D Segmentation is a visual-language task that segments all points of the specified object from a 3D point cloud described by a sentence of query. Previous works perform a two-stage paradigm, first conducting language-agnostic…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Xuexun Liu , Xiaoxu Xu , Jinlong Li , Qiudan Zhang , Xu Wang , Nicu Sebe , Lin Ma

We present PartNet: a consistent, large-scale dataset of 3D objects annotated with fine-grained, instance-level, and hierarchical 3D part information. Our dataset consists of 573,585 part instances over 26,671 3D models covering 24 object…

Computer Vision and Pattern Recognition · Computer Science 2018-12-07 Kaichun Mo , Shilin Zhu , Angel X. Chang , Li Yi , Subarna Tripathi , Leonidas J. Guibas , Hao Su

Learning to understand and infer object functionalities is an important step towards robust visual intelligence. Significant research efforts have recently focused on segmenting the object parts that enable specific types of human-object…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Spyridon Thermos , Petros Daras , Gerasimos Potamianos

Finding correspondences between 3D shapes is an important and long-standing problem in computer vision, graphics and beyond. A prominent challenge are partial-to-partial shape matching settings, which occur when the shapes to match are only…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Viktoria Ehm , Maolin Gao , Paul Roetzer , Marvin Eisenberger , Daniel Cremers , Florian Bernard

Although fully-supervised oriented object detection has made significant progress in multimodal remote sensing image understanding, it comes at the cost of labor-intensive annotation. Recent studies have explored weakly and semi-supervised…

Computer Vision and Pattern Recognition · Computer Science 2025-04-16 Yu Lin , Jianghang Lin , Kai Ye , You Shen , Yan Zhang , Shengchuan Zhang , Liujuan Cao , Rongrong Ji

Most existing point cloud instance and semantic segmentation methods rely heavily on strong supervision signals, which require point-level labels for every point in the scene. However, such strong supervision suffers from large annotation…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 An Tao , Yueqi Duan , Yi Wei , Jiwen Lu , Jie Zhou

Since the release of Segment Anything 2 (SAM2), the medical imaging community has been actively evaluating its performance for 3D medical image segmentation. However, different studies have employed varying evaluation pipelines, resulting…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Yufan He , Pengfei Guo , Yucheng Tang , Andriy Myronenko , Vishwesh Nath , Ziyue Xu , Dong Yang , Can Zhao , Daguang Xu , Wenqi Li

Semantic segmentation is a critical task in computer vision aiming to identify and classify individual pixels in an image, with numerous applications in for example autonomous driving and medical image analysis. However, semantic…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 Halil Ibrahim Aysel , Xiaohao Cai , Adam Prügel-Bennett

Semantic segmentation of 3D point clouds is a challenging problem with numerous real-world applications. While deep learning has revolutionized the field of image semantic segmentation, its impact on point cloud data has been limited so…

Computer Vision and Pattern Recognition · Computer Science 2017-05-10 Felix Järemo Lawin , Martin Danelljan , Patrik Tosteberg , Goutam Bhat , Fahad Shahbaz Khan , Michael Felsberg

Open-vocabulary semantic segmentation enables models to recognize and segment objects from arbitrary natural language descriptions, offering the flexibility to handle novel, fine-grained, or functionally defined categories beyond fixed…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Chongyu Wang , Kunlei Jing , Jihua Zhu , Di Wang

The development of machine learning models for CT imaging depends on the availability of large, high-quality, and diverse annotated datasets. Although large volumes of CT images and reports are readily available in clinical picture…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Samuel Church , Joshua D. Warner , Danyal Maqbool , Xin Tie , Junjie Hu , Meghan G. Lubner , Tyler J. Bradshaw

Recently, weakly-supervised image segmentation using weak annotations like scribbles has gained great attention, since such annotations are much easier to obtain compared to time-consuming and label-intensive labeling at the pixel/voxel…

Computer Vision and Pattern Recognition · Computer Science 2022-07-04 Qiuhui Chen , Yi Hong

In this paper, we propose a self-supervised learningmethod for multi-object pose estimation. 3D object under-standing from 2D image is a challenging task that infers ad-ditional dimension from reduced-dimensional information.In particular,…

Computer Vision and Pattern Recognition · Computer Science 2021-04-16 Hyeonwoo Yu , Jean Oh

Visual semantic correspondence is an important topic in computer vision and could help machine understand objects in our daily life. However, most previous methods directly train on correspondences in 2D images, which is end-to-end but…

Computer Vision and Pattern Recognition · Computer Science 2021-04-14 Yang You , Chengkun Li , Yujing Lou , Zhoujun Cheng , Lizhuang Ma , Cewu Lu , Weiming Wang

The Segment Anything Model (SAM) emerges as a powerful vision foundation model to generate high-quality 2D segmentation results. This paper aims to generalize SAM to segment 3D objects. Rather than replicating the data acquisition and…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Jiazhong Cen , Jiemin Fang , Zanwei Zhou , Chen Yang , Lingxi Xie , Xiaopeng Zhang , Wei Shen , Qi Tian

Recent advances in 3D datasets and multimodal models have greatly improved natural language 3D scene understanding. However, most 3D referring segmentation methods do not explicitly represent the observer viewpoint, making spatial relations…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Ayaka Nanri , Klara Reichard , Mert Kiray , Federico Tombari , Benjamin Busam , Asako Kanezaki

Inspired by recent advances of deep learning in instance segmentation and object tracking, we introduce video object segmentation problem as a concept of guided instance segmentation. Our model proceeds on a per-frame basis, guided by the…

Computer Vision and Pattern Recognition · Computer Science 2019-02-05 Anna Khoreva , Federico Perazzi , Rodrigo Benenson , Bernt Schiele , Alexander Sorkine-Hornung

Interactive segmentation allows efficient label generation by leveraging user-provided clicks to progressively refine predictions, which is critical when fully supervised labels are costly or generalization to unseen classes is needed.…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Xueyang Kang , Zijian Yu , Kourosh Khoshelham , Liangliang Nan

Annotation is a major hurdle in the semantic segmentation of microscopy images and volumes due to its prerequisite expertise and effort. This work enables the training of semantic segmentation networks on images with only a single point for…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Shijie Li , Neel Dey , Katharina Bermond , Leon von der Emde , Christine A. Curcio , Thomas Ach , Guido Gerig

Finding correspondences is a fundamental and extensively researched problem in computer vision and graphics. In this work, we examine the underexplored task of estimating segmentation-to-segmentation correspondence between images in the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Itai Lang , Dongwei Lyu , Dale Decatur , Rana Hanocka
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