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Related papers: Towards Fine-grained Large Object Segmentation 1st…

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Automatic instance segmentation is a problem that occurs in many biomedical applications. State-of-the-art approaches either perform semantic segmentation or refine object bounding boxes obtained from detection methods. Both suffer from…

Computer Vision and Pattern Recognition · Computer Science 2020-04-22 Long Chen , Martin Strauch , Dorit Merhof

3D instance segmentation methods typically rely on high-quality point clouds or posed RGB-D scans, requiring complex multi-stage processing pipelines, and are highly sensitive to reconstruction noise. While recent feed-forward transformers…

Computer Vision and Pattern Recognition · Computer Science 2026-03-23 Jinyuan Qu , Hongyang Li , Lei Zhang

Large-scale Video Object Segmentation (LSVOS) addresses the challenge of accurately tracking and segmenting objects in long video sequences, where difficulties stem from object reappearance, small-scale targets, heavy occlusions, and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Yujie Xie , Hongyang Zhang , Zhihui Liu , Shihai Ruan

Recently proposed neural network architectures like PointNet [QSMG16] and PointNet++ [QYSG17] have made it possible to apply Deep Learning to 3D point sets. The feature representations of shapes learned by these two networks enabled…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Abhimanyu Talwar , Julien Laasri

3D object retrieval is an important yet challenging task that has drawn more and more attention in recent years. While existing approaches have made strides in addressing this issue, they are often limited to restricted settings such as…

The budgeted model training challenge aims to train an efficient classification model under resource limitations. To tackle this task in ImageNet-100, we describe a simple yet effective resource-aware backbone search framework composed of…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Youngjun Kwak , Seonghun Jeong , Yunseung Lee , Changick Kim

We propose spatial semantic embedding network (SSEN), a simple, yet efficient algorithm for 3D instance segmentation using deep metric learning. The raw 3D reconstruction of an indoor environment suffers from occlusions, noise, and is…

Computer Vision and Pattern Recognition · Computer Science 2020-07-08 Dongsu Zhang , Junha Chun , Sang Kyun Cha , Young Min Kim

Complex video object segmentation continues to face significant challenges in small object recognition, occlusion handling, and dynamic scene modeling. This report presents our solution, which ranked second in the MOSE track of CVPR 2025…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Xuqiang Cao , Linnan Zhao , Jiaxuan Zhao , Fang Liu , Puhua Chen , Wenping Ma

3D instance segmentation is an important task for real-world applications. To avoid costly manual annotations, existing methods have explored generating pseudo labels by transferring 2D masks from foundation models to 3D. However, this…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Juan Wang , Yasutomo Kawanishi , Tomo Miyazaki , Zhijie Wang , Shinichiro Omachi

Unified segmentation of 3D point clouds is crucial for scene understanding, but is hindered by its sparse structure, limited annotations, and the challenge of distinguishing fine-grained object classes in complex environments. Existing…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Zongyan Han , Mohamed El Amine Boudjoghra , Jiahua Dong , Jinhong Wang , Rao Muhammad Anwer

We propose a new and, arguably, a very simple reduction of instance segmentation to semantic segmentation. This reduction allows to train feed-forward non-recurrent deep instance segmentation systems in an end-to-end fashion using…

Computer Vision and Pattern Recognition · Computer Science 2018-07-27 Victor Kulikov , Victor Yurchenko , Victor Lempitsky

Segmenting object instances is a key task in machine perception, with safety-critical applications in robotics and autonomous driving. We introduce a novel approach to instance segmentation that jointly leverages measurements from multiple…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Alex Zihao Zhu , Vincent Casser , Reza Mahjourian , Henrik Kretzschmar , Sören Pirk

Reliable 3D segmentation is critical for understanding complex scenes with dense layouts and multi-scale objects, as commonly seen in industrial environments. In such scenarios, heavy occlusion weakens geometric boundaries between objects,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Yu Zhu , Naoya Chiba , Koichi Hashimoto

Egocentric sensors such as AR/VR devices capture human-object interactions and offer the potential to provide task-assistance by recalling 3D locations of objects of interest in the surrounding environment. This capability requires instance…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Yunhan Zhao , Haoyu Ma , Shu Kong , Charless Fowlkes

Fine-Grained Visual Classification (FGVC) is a longstanding and fundamental problem in computer vision and pattern recognition, and underpins a diverse set of real-world applications. This paper describes our contribution at SnakeCLEF2022…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Yong Huang , Aderon Huang , Wei Zhu , Yanming Fang , Jinghua Feng

We consider the problem of fine-grained classification on an edge camera device that has limited power. The edge device must sparingly interact with the cloud to minimize communication bits to conserve power, and the cloud upon receiving…

Computer Vision and Pattern Recognition · Computer Science 2019-08-09 Hanxiao Wang , Venkatesh Saligrama , Stan Sclaroff , Vitaly Ablavsky

Instance segmentation is essential for augmented reality and virtual reality (AR/VR) as it enables precise object recognition and interaction, enhancing the integration of virtual and real-world elements for an immersive experience.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Hongyi Zeng , Wenxuan Liu , Tianhua Xia , Jinhui Chen , Ziyun Li , Sai Qian Zhang

Recent machine learning-based multi-object tracking (MOT) frameworks are becoming popular for 3-D point clouds. Most traditional tracking approaches use filters (e.g., Kalman filter or particle filter) to predict object locations in a time…

Computer Vision and Pattern Recognition · Computer Science 2020-02-27 Sukai Wang , Yuxiang Sun , Chengju Liu , Ming Liu

In the Complex Video Object Segmentation task, researchers are required to track and segment specific targets within cluttered environments, which rigorously tests a method's capability for target comprehension and environmental…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Jinrong Zhang , Canyang Wu , Xusheng He , Weili Guan , Jianlong Wu , Liqiang Nie

We introduce Open3DIS, a novel solution designed to tackle the problem of Open-Vocabulary Instance Segmentation within 3D scenes. Objects within 3D environments exhibit diverse shapes, scales, and colors, making precise instance-level…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Phuc D. A. Nguyen , Tuan Duc Ngo , Evangelos Kalogerakis , Chuang Gan , Anh Tran , Cuong Pham , Khoi Nguyen