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Related papers: Few-Shot Semantic Segmentation Meets SAM3

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An old-school recipe for training a classifier is to (i) learn a good feature extractor and (ii) optimize a linear layer atop. When only a handful of samples are available per category, as in Few-Shot Adaptation (FSA), data are insufficient…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Matteo Farina , Massimiliano Mancini , Giovanni Iacca , Elisa Ricci

We introduce the first zero-shot approach for Video Semantic Segmentation (VSS) based on pre-trained diffusion models. A growing research direction attempts to employ diffusion models to perform downstream vision tasks by exploiting their…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Qian Wang , Abdelrahman Eldesokey , Mohit Mendiratta , Fangneng Zhan , Adam Kortylewski , Christian Theobalt , Peter Wonka

Cross-domain few-shot segmentation (CD-FSS) aims to segment objects of novel classes in new domains, which is often challenging due to the diverse characteristics of target domains and the limited availability of support data. Most CD-FSS…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Qi Fan , Kaiqi Liu , Nian Liu , Hisham Cholakkal , Rao Muhammad Anwer , Wenbin Li , Yang Gao

Few-shot semantic segmentation (FSS) aims to segment novel classes in query images using only a small annotated support set. While prior research has mainly focused on improving decoders, the encoder's limited ability to extract meaningful…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Pasquale De Marinis , Gennaro Vessio , Giovanna Castellano

3D part segmentation is a crucial and challenging task in 3D perception, playing a vital role in applications such as robotics, 3D generation, and 3D editing. Recent methods harness the powerful Vision Language Models (VLMs) for 2D-to-3D…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Yunhan Yang , Yukun Huang , Yuan-Chen Guo , Liangjun Lu , Xiaoyang Wu , Edmund Y. Lam , Yan-Pei Cao , Xihui Liu

In this work, we address the task of few-shot part segmentation, which aims to segment the different parts of an unseen object using very few labeled examples. It is found that leveraging the textual space of a powerful pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Mengya Han , Heliang Zheng , Chaoyue Wang , Yong Luo , Han Hu , Jing Zhang , Yonggang Wen

The Segment Anything Model (SAM) is a deep neural network foundational model designed to perform instance segmentation which has gained significant popularity given its zero-shot segmentation ability. SAM operates by generating masks based…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Yona Falinie A. Gaus , Neelanjan Bhowmik , Brian K. S. Isaac-Medina , Toby P. Breckon

Foundation models have made incredible strides in achieving zero-shot or few-shot generalization, leveraging prompt engineering to mimic the problem-solving approach of human intelligence. However, when it comes to some foundation models…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Luyao Tang , Yuxuan Yuan , Chaoqi Chen , Kunze Huang , Xinghao Ding , Yue Huang

We address the problem of learning new classes for semantic segmentation models from few examples, which is challenging because of the following two reasons. Firstly, it is difficult to learn from limited novel data to capture the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Chengjia Jiang , Tao Wang , Sien Li , Jinyang Wang , Shirui Wang , Antonios Antoniou

Conventional few-shot medical image segmentation (FSMIS) approaches face performance bottlenecks that hinder broader clinical applicability. Although the Segment Anything Model (SAM) exhibits strong category-agnostic segmentation…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Yuntian Bo , Yazhou Zhu , Piotr Koniusz , Haofeng Zhang

3D point cloud semantic segmentation aims to group all points into different semantic categories, which benefits important applications such as point cloud scene reconstruction and understanding. Existing supervised point cloud semantic…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Canyu Zhang , Zhenyao Wu , Xinyi Wu , Ziyu Zhao , Song Wang

Few-shot segmentation (FSS) aims to segment novel classes under the guidance of limited support samples by a meta-learning paradigm. Existing methods mainly mine references from support images as meta guidance. However, due to intra-class…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Jin Wang , Bingfeng Zhang , Jian Pang , Mengyu Liu , Honglong Chen , Weifeng Liu

One-shot semantic image segmentation aims to segment the object regions for the novel class with only one annotated image. Recent works adopt the episodic training strategy to mimic the expected situation at testing time. However, these…

Computer Vision and Pattern Recognition · Computer Science 2021-02-23 Tao Chen , Guosen Xie , Yazhou Yao , Qiong Wang , Fumin Shen , Zhenmin Tang , Jian Zhang

Training segmentation models for medical images continues to be challenging due to the limited availability of data annotations. Segment Anything Model (SAM) is a foundation model that is intended to segment user-defined objects of interest…

Computer Vision and Pattern Recognition · Computer Science 2023-08-09 Maciej A. Mazurowski , Haoyu Dong , Hanxue Gu , Jichen Yang , Nicholas Konz , Yixin Zhang

Generalized few-shot 3D point cloud segmentation (GFS-PCS) adapts models to new classes with few support samples while retaining base class segmentation. Existing GFS-PCS methods enhance prototypes via interacting with support or query…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Zhaochong An , Guolei Sun , Yun Liu , Runjia Li , Junlin Han , Ender Konukoglu , Serge Belongie

Due to the flexibility of prompting, foundation models have become the dominant force in the domains of natural language processing and image generation. With the recent introduction of the Segment Anything Model (SAM), the prompt-driven…

Image and Video Processing · Electrical Eng. & Systems 2023-08-14 Yichi Zhang , Rushi Jiao

Few-shot semantic segmentation (FSS) aims to form class-agnostic models segmenting unseen classes with only a handful of annotations. Previous methods limited to the semantic feature and prototype representation suffer from coarse…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Bohao Peng , Zhuotao Tian , Xiaoyang Wu , Chenyao Wang , Shu Liu , Jingyong Su , Jiaya Jia

Few-Shot Segmentation (FSS) aims to segment the novel class images with a few annotated samples. In this paper, we propose a dense affinity matching (DAM) framework to exploit the support-query interaction by densely capturing both the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Hao Chen , Yonghan Dong , Zheming Lu , Yunlong Yu , Yingming Li , Jungong Han , Zhongfei Zhang

This work explores the application of Federated Learning (FL) to Unsupervised Semantic image Segmentation (USS). Recent USS methods extract pixel-level features using frozen visual foundation models and refine them through self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Evangelos Charalampakis , Vasileios Mygdalis , Ioannis Pitas

Fine-grained semantic segmentation requires both precise localization and discrimination between visually similar classes. In FungiTastic, this problem is further complicated by a long-tailed distribution and strong variation in image…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Sebastian Cavada , Francesco Pelosin , Lapo Faggi