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Related papers: Towards Bounding-Box Free Panoptic Segmentation

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Humans have the remarkable ability to perceive objects as a whole, even when parts of them are occluded. This ability of amodal perception forms the basis of our perceptual and cognitive understanding of our world. To enable robots to…

Computer Vision and Pattern Recognition · Computer Science 2022-02-24 Rohit Mohan , Abhinav Valada

Recent leading approaches to semantic segmentation rely on deep convolutional networks trained with human-annotated, pixel-level segmentation masks. Such pixel-accurate supervision demands expensive labeling effort and limits the…

Computer Vision and Pattern Recognition · Computer Science 2015-05-19 Jifeng Dai , Kaiming He , Jian Sun

In this work, we revisit the prior mask guidance proposed in ``Prior Guided Feature Enrichment Network for Few-Shot Segmentation''. The prior mask serves as an indicator that highlights the region of interests of unseen categories, and it…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Xiaoliu Luo , Zhuotao Tian , Taiping Zhang , Bei Yu , Yuan Yan Tang , Jiaya Jia

Recently, proposal-free instance segmentation has received increasing attention due to its concise and efficient pipeline. Generally, proposal-free methods generate instance-agnostic semantic segmentation labels and instance-aware features…

Computer Vision and Pattern Recognition · Computer Science 2019-09-05 Naiyu Gao , Yanhu Shan , Yupei Wang , Xin Zhao , Yinan Yu , Ming Yang , Kaiqi Huang

3D instance segmentation (3DIS) is a crucial task, but point-level annotations are tedious in fully supervised settings. Thus, using bounding boxes (bboxes) as annotations has shown great potential. The current mainstream approach is a…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Jiahao Lu , Jiacheng Deng , Tianzhu Zhang

This paper addresses incremental few-shot instance segmentation, where a few examples of new object classes arrive when access to training examples of old classes is not available anymore, and the goal is to perform well on both old and new…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Khoi Nguyen , Sinisa Todorovic

Manually annotating complex scene point cloud datasets is both costly and error-prone. To reduce the reliance on labeled data, a new model called SnapshotNet is proposed as a self-supervised feature learning approach, which directly works…

Computer Vision and Pattern Recognition · Computer Science 2022-01-14 Xingye Li , Ling Zhang , Zhigang Zhu

We present a simple and effective framework for simultaneous semantic segmentation and instance segmentation with Fully Convolutional Networks (FCNs). The method, called BiSeg, predicts instance segmentation as a posterior in Bayesian…

Computer Vision and Pattern Recognition · Computer Science 2017-07-19 Viet-Quoc Pham , Satoshi Ito , Tatsuo Kozakaya

In contrast to fully supervised methods using pixel-wise mask labels, box-supervised instance segmentation takes advantage of simple box annotations, which has recently attracted increasing research attention. This paper presents a novel…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Wentong Li , Wenyu Liu , Jianke Zhu , Miaomiao Cui , Risheng Yu , Xiansheng Hua , Lei Zhang

Automated polyp segmentation is critical for early colorectal cancer detection and its prevention, yet remains challenging due to weak boundaries, large appearance variations, and limited annotated data. Lightweight segmentation models such…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Shivanshu Agnihotri , Snehashis Majhi , Deepak Ranjan Nayak

In this paper, we introduce a novel network that generates semantic, instance, and part segmentation using a shared encoder and effectively fuses them to achieve panoptic-part segmentation. Unifying these three segmentation problems allows…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Sravan Kumar Jagadeesh , René Schuster , Didier Stricker

Precise Tooth Cone Beam Computed Tomography (CBCT) image segmentation is crucial for orthodontic treatment planning. In this paper, we propose FDNet, a Feature Decoupled Segmentation Network, to excel in the face of the variable dental…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Xiang Feng , Chengkai Wang , Chengyu Wu , Yunxiang Li , Yongbo He , Shuai Wang , Yaiqi Wang

Panoptic segmentation combines the advantages of semantic and instance segmentation, which can provide both pixel-level and instance-level environmental perception information for intelligent vehicles. However, it is challenged with…

Computer Vision and Pattern Recognition · Computer Science 2022-09-08 Weihao Yan , Yeqiang Qian , Chunxiang Wang , Ming Yang

The boundary element method (BEM) provides an efficient numerical framework for solving multiple scattering problems in unbounded homogeneous domains, since it reduces the discretization to the domain boundaries, thereby condensing the…

Machine Learning · Computer Science 2025-12-03 Rémi Marsal , Stéphanie Chaillat

In this work, we tackle the problem of instance segmentation, the task of simultaneously solving object detection and semantic segmentation. Towards this goal, we present a model, called MaskLab, which produces three outputs: box detection,…

Computer Vision and Pattern Recognition · Computer Science 2017-12-14 Liang-Chieh Chen , Alexander Hermans , George Papandreou , Florian Schroff , Peng Wang , Hartwig Adam

Instance segmentation of biological images is essential for studying object behaviors and properties. The challenges, such as clustering, occlusion, and adhesion problems of the objects, make instance segmentation a non-trivial task.…

Computer Vision and Pattern Recognition · Computer Science 2019-11-22 Jingru Yi , Hui Tang , Pengxiang Wu , Bo Liu , Daniel J. Hoeppner , Dimitris N. Metaxas , Lianyi Han , Wei Fan

Panoptic segmentation requires segments of both "things" (countable object instances) and "stuff" (uncountable and amorphous regions) within a single output. A common approach involves the fusion of instance segmentation (for "things") and…

Computer Vision and Pattern Recognition · Computer Science 2020-04-09 Justin Lazarow , Kwonjoon Lee , Kunyu Shi , Zhuowen Tu

Panoptic segmentation of LiDAR point clouds is fundamental to outdoor scene understanding, with autonomous driving being a primary application. While state-of-the-art approaches typically rely on end-to-end deep learning architectures and…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Corentin Sautier , Gilles Puy , Alexandre Boulch , Renaud Marlet , Vincent Lepetit

Recent object detectors find instances while categorizing candidate regions. As each region is evaluated independently, the number of candidate regions from a detector is usually larger than the number of objects. Since the final goal of…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Nuri Kim , Donghoon Lee , Songhwai Oh

Accurate lesion segmentation in ultrasound images is essential for preventive screening and clinical diagnosis, yet remains challenging due to low contrast, blurry boundaries, and significant scale variations. Although existing deep…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Chen Wang , Yixin Zhu , Yongbin Zhu , Fengyuan Shi , Qi Li , Jun Wang , Zuozhu Liu , Keli Hu