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Few-shot segmentation (FSS) aims to segment new classes using few annotated images. While recent FSS methods have shown considerable improvements by leveraging Segment Anything Model (SAM), they face two critical limitations: insufficient…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Shuai Chen , Fanman Meng , Liming Lei , Haoran Wei , Chenhao Wu , Qingbo Wu , Linfeng Xu , Hongliang Li

Few-shot semantic segmentation (FSS) aims to achieve novel objects segmentation with only a few annotated samples and has made great progress recently. Most of the existing FSS models focus on the feature matching between support and query…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Jie Liu , Yanqi Bao , Wenzhe Yin , Haochen Wang , Yang Gao , Jan-Jakob Sonke , Efstratios Gavves

The Segment Anything Model (SAM), with its remarkable zero-shot capability, has been proven to be a powerful foundation model for image segmentation tasks, which is an important task in computer vision. However, the transfer of its rich…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Xuehao Wang , Feiyang Ye , Yu Zhang

Few-shot Semantic Segmentation addresses the challenge of segmenting objects in query images with only a handful of annotated examples. However, many previous state-of-the-art methods either have to discard intricate local semantic features…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Amirreza Fateh , Mohammad Reza Mohammadi , Mohammad Reza Jahed Motlagh

Generalized Few-Shot Semantic Segmentation (GFSS) aims to extend a segmentation model to novel classes with only a few annotated examples while maintaining performance on base classes. Recently, pretrained vision-language models (VLMs) such…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Jie Liu , Jiayi Shen , Pan Zhou , Jan-Jakob Sonke , Efstratios Gavves

Few-shot segmentation performance declines substantially when facing images from a domain different than the training domain, effectively limiting real-world use cases. To alleviate this, recently cross-domain few-shot segmentation (CD-FSS)…

Computer Vision and Pattern Recognition · Computer Science 2024-05-20 Jonas Herzog

Few-shot image classification aims to classify images from unseen novel classes with few samples. Recent works demonstrate that deep local descriptors exhibit enhanced representational capabilities compared to image-level features. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Qian Qiao , Yu Xie , Ziyin Zeng , Fanzhang Li

Few-shot segmentation aims to segment unseen object categories from just a handful of annotated examples. This requires mechanisms that can both identify semantically related objects across images and accurately produce segmentation masks.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Claudia Cuttano , Gabriele Trivigno , Giuseppe Averta , Carlo Masone

Segmenting images is critical for visual understanding but demands extensive pixel-level annotations. Foundational models have enabled new paradigms for predicting new classes guided by textual prompts, without annotations from the target…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Gabriele Rosi , Fabio Cermelli , Carlo Masone , Barbara Caputo

Single image-level annotations only correctly describe an often small subset of an image's content, particularly when complex real-world scenes are depicted. While this might be acceptable in many classification scenarios, it poses a…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Markus Hiller , Rongkai Ma , Mehrtash Harandi , Tom Drummond

Few-shot learning is a promising way for reducing the label cost in new categories adaptation with the guidance of a small, well labeled support set. But for few-shot semantic segmentation, the pixel-level annotations of support images are…

Computer Vision and Pattern Recognition · Computer Science 2023-11-27 Jing Wang , Yuang Liu , Qiang Zhou , Fan Wang

The task of Few-shot Learning (FSL) aims to do the inference on novel categories containing only few labeled examples, with the help of knowledge learned from base categories containing abundant labeled training samples. While there are…

Computer Vision and Pattern Recognition · Computer Science 2023-01-09 Chengming Xu , Siqian Yang , Yabiao Wang , Zhanxiong Wang , Yanwei Fu , Xiangyang Xue

Self-supervised learning (SSL) techniques have recently been integrated into the few-shot learning (FSL) framework and have shown promising results in improving the few-shot image classification performance. However, existing SSL approaches…

Computer Vision and Pattern Recognition · Computer Science 2023-04-27 Yi Rong , Xiongbo Lu , Zhaoyang Sun , Yaxiong Chen , Shengwu Xiong

Few-shot classification and segmentation (FS-CS) focuses on jointly performing multi-label classification and multi-class segmentation using few annotated examples. Although the current state of the art (SOTA) achieves high accuracy in both…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Dustin Carrión-Ojeda , Stefan Roth , Simone Schaub-Meyer

Low-shot learning methods for image classification support learning from sparse data. We extend these techniques to support dense semantic image segmentation. Specifically, we train a network that, given a small set of annotated images,…

Computer Vision and Pattern Recognition · Computer Science 2017-09-12 Amirreza Shaban , Shray Bansal , Zhen Liu , Irfan Essa , Byron Boots

Few-shot segmentation (FSS) aims to segment the target object in a query image using only a small set of support images and masks. Therefore, having strong prior information for the target object using the support set is essential for…

Computer Vision and Pattern Recognition · Computer Science 2026-01-07 Seonghyeon Moon , Haein Kong , Muhammad Haris Khan , Mubbasir Kapadia , Yuewei Lin

Few-shot semantic segmentation (FSS) has achieved great success on segmenting objects of novel classes, supported by only a few annotated samples. However, existing FSS methods often underperform in the presence of domain shifts, especially…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Jiapeng Su , Qi Fan , Guangming Lu , Fanglin Chen , Wenjie Pei

Few-shot semantic segmentation aims to segment objects from previously unseen classes using only a limited number of labeled examples. In this paper, we introduce Label Anything, a novel transformer-based architecture designed for…

Computer Vision and Pattern Recognition · Computer Science 2025-08-22 Pasquale De Marinis , Nicola Fanelli , Raffaele Scaringi , Emanuele Colonna , Giuseppe Fiameni , Gennaro Vessio , Giovanna Castellano

Few-shot learning aims to recognize novel concepts by leveraging prior knowledge learned from a few samples. However, for visually intensive tasks such as few-shot semantic segmentation, pixel-level annotations are time-consuming and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Jiaqi Ma , Guo-Sen Xie , Fang Zhao , Zechao Li

Vision-Language Models (VLMs) such as CLIP demonstrate strong zero-shot generalization, but their performance significantly degrades in cross-domain scenarios with scarce target-domain training data (Cross-Domain Few-Shot Learning, CDFSL).…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Shuai Yi , Yixiong Zou , Yuhua Li , Ruixuan Li