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This paper introduces a novel framework for unified incremental few-shot object detection (iFSOD) and instance segmentation (iFSIS) using the Transformer architecture. Our goal is to create an optimal solution for situations where only a…

Computer Vision and Pattern Recognition · Computer Science 2024-11-14 Chengyuan Zhang , Yilin Zhang , Lei Zhu , Deyin Liu , Lin Wu , Bo Li , Shichao Zhang , Mohammed Bennamoun , Farid Boussaid

Few-Shot Semantic Segmentation (FSS) models achieve strong performance in segmenting novel classes with minimal labeled examples, yet their decision-making processes remain largely opaque. While explainable AI has advanced significantly in…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Pasquale De Marinis , Uzay Kaymak , Rogier Brussee , Gennaro Vessio , Giovanna Castellano

In semantic segmentation, accurate prediction masks are crucial for downstream tasks such as medical image analysis and image editing. Due to the lack of annotated data, few-shot semantic segmentation (FSS) performs poorly in predicting…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Chen-Bin Feng , Qi Lai , Kangdao Liu , Houcheng Su , Chi-Man Vong

Recently few-shot segmentation (FSS) has been extensively developed. Most previous works strive to achieve generalization through the meta-learning framework derived from classification tasks; however, the trained models are biased towards…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Chunbo Lang , Gong Cheng , Binfei Tu , Junwei Han

Cross-domain few-shot object detection (CD-FSOD) aims to detect novel objects across different domains with limited class instances. Feature confusion, including object-background confusion and object-object confusion, presents significant…

Computer Vision and Pattern Recognition · Computer Science 2025-05-05 Boyuan Meng , Xiaohan Zhang , Peilin Li , Zhe Wu , Yiming Li , Wenkai Zhao , Beinan Yu , Hui-Liang Shen

Industrial defect segmentation is critical for manufacturing quality control. Due to the scarcity of training defect samples, few-shot semantic segmentation (FSS) holds significant value in this field. However, existing studies mostly apply…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Tongkun Liu , Bing Li , Xiao Jin , Yupeng Shi , Qiuying Li , Xiang Wei

Few-shot segmentation aims to train a segmentation model that can fast adapt to novel classes with few exemplars. The conventional training paradigm is to learn to make predictions on query images conditioned on the features from support…

Computer Vision and Pattern Recognition · Computer Science 2022-03-09 Gengwei Zhang , Guoliang Kang , Yi Yang , Yunchao Wei

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 2023-06-28 Bohao Peng , Zhuotao Tian , Xiaoyang Wu , Chengyao Wang , Shu Liu , Jingyong Su , Jiaya Jia

Few-shot segmentation (FSS) is a dense prediction task that aims to infer the pixel-wise labels of unseen classes using only a limited number of annotated images. The key challenge in FSS is to classify the labels of query pixels using…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Wenbo Xu , Huaxi Huang , Ming Cheng , Litao Yu , Qiang Wu , Jian Zhang

Medical segmentation plays an important role in clinical applications like radiation therapy and surgical guidance, but acquiring clinically acceptable results is difficult. In recent years, progress has been witnessed with the success of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Xin Zhang , Dongdong Meng , Sheng Li

The key challenge for few-shot semantic segmentation (FSS) is how to tailor a desirable interaction among support and query features and/or their prototypes, under the episodic training scenario. Most existing FSS methods implement such…

Computer Vision and Pattern Recognition · Computer Science 2022-04-25 Jie Liu , Yanqi Bao , Guo-Sen Xie , Huan Xiong , Jan-Jakob Sonke , Efstratios Gavves

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

Few-shot Semantic Segmentation (FSS) aims to adapt a pretrained model to new classes with as few as a single labelled training sample per class. Despite the prototype based approaches have achieved substantial success, existing models are…

Computer Vision and Pattern Recognition · Computer Science 2024-06-27 Song Tang , Shaxu Yan , Xiaozhi Qi , Jianxin Gao , Mao Ye , Jianwei Zhang , Xiatian Zhu

Few-shot segmentation (FSS) aims to rapidly learn novel class concepts from limited examples to segment specific targets in unseen images, and has been widely applied in areas such as medical diagnosis and industrial inspection. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Qianyu Guo , Jingrong Wu , Jieji Ren , Weifeng Ge , Wenqiang Zhang

The performance of meta-learning approaches for few-shot learning generally depends on three aspects: features suitable for comparison, the classifier ( base learner ) suitable for low-data scenarios, and valuable information from the…

Machine Learning · Computer Science 2020-09-15 Haoqing Wang , Zhi-Hong Deng

Few-shot segmentation focuses on the generalization of models to segment unseen object with limited annotated samples. However, existing approaches still face two main challenges. First, huge feature distinction between support and query…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Qi Zhao , Binghao Liu , Shuchang Lyu , Huojin Chen

Few-shot object detection is a challenging but realistic scenario, where only a few annotated training images are available for training detectors. A popular approach to handle this problem is transfer learning, i.e., fine-tuning a detector…

Computer Vision and Pattern Recognition · Computer Science 2022-12-12 Ze Yang , Yali Wang , Xianyu Chen , Jianzhuang Liu , Yu Qiao

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

Existing few-shot segmentation (FSS) methods mainly focus on prototype feature generation and the query-support matching mechanism. As a crucial prompt for generating prototype features, the pair of image-mask types in the support set has…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Shijie Chang , Youwei Pang , Xiaoqi Zhao , Lihe Zhang , Huchuan Lu

Weakly supervised semantic segmentation (WSSS) must learn dense masks from noisy, under-specified cues. We revisit the SegFormer decoder and show that three small, synergistic changes make weak supervision markedly more effective-without…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Ali Torabi , Sanjog Gaihre , Yaqoob Majeed