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Few-shot recognition (FSR) aims to train a classification model with only a few labeled examples of each concept concerned by a downstream task, where data annotation cost can be prohibitively high. We develop methods to solve FSR by…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Tian Liu , Huixin Zhang , Shubham Parashar , Shu Kong

Objective: Few-shot learning (FSL) methods require small numbers of labeled instances for training. As many medical topics have limited annotated textual data in practical settings, FSL-based natural language processing (NLP) methods hold…

Computation and Language · Computer Science 2022-05-02 Yao Ge , Yuting Guo , Yuan-Chi Yang , Mohammed Ali Al-Garadi , Abeed Sarker

Few-shot object detection (FSOD) is challenging due to unstable optimization and limited generalization arising from the scarcity of training samples. To address these issues, we propose a hybrid ensemble decoder that enhances…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Xuanlong Yu , Youyang Sha , Longfei Liu , Xi Shen , Di Yang

Few-shot learning (FSL) has attracted considerable attention recently. Among existing approaches, the metric-based method aims to train an embedding network that can make similar samples close while dissimilar samples as far as possible and…

Computer Vision and Pattern Recognition · Computer Science 2022-10-13 Bin Xiao , Chien-Liang Liu , Wen-Hoar Hsaio

Few-Shot Anomaly Detection (FSAD) has emerged as a critical paradigm for identifying irregularities using scarce normal references. While recent methods have integrated textual semantics to complement visual data, they predominantly rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Yuxin Jiang , Yunkang Cao , Yuqi Cheng , Yiheng Zhang , Weiming Shen

Few-shot anomaly detection (FSAD) has made significant strides, yet existing methods still face critical challenges: (i) dependence on task- or dataset-specific training/fine-tuning, (ii) reliance on language supervision or carefully…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Guohuan Xie , Xin He , Dingying Fan , Siqi Li , Yun Liu

Few-shot learning is a problem of high interest in the evolution of deep learning. In this work, we consider the problem of few-shot object detection (FSOD) in a real-world, class-imbalanced scenario. For our experiments, we utilize the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-18 Anay Majee , Kshitij Agrawal , Anbumani Subramanian

Visual Relation Detection (VRD) aims to detect relationships between objects for image understanding. Most existing VRD methods rely on thousands of training samples of each relationship to achieve satisfactory performance. Some recent…

Computer Vision and Pattern Recognition · Computer Science 2023-03-10 Tianyu Yu , Yangning Li , Jiaoyan Chen , Yinghui Li , Hai-Tao Zheng , Xi Chen , Qingbin Liu , Wenqiang Liu , Dongxiao Huang , Bei Wu , Yexin Wang

Object detection as a subfield within computer vision has achieved remarkable progress, which aims to accurately identify and locate a specific object from images or videos. Such methods rely on large-scale labeled training samples for each…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Zhimeng Xin , Shiming Chen , Tianxu Wu , Yuanjie Shao , Weiping Ding , Xinge You

The task of few-shot image classification and segmentation (FS-CS) involves classifying and segmenting target objects in a query image, given only a few examples of the target classes. We introduce the Vision-Instructed Segmentation and…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Tian Meng , Yang Tao , Ruilin Lyu , Wuliang Yin

Recent progress on few-shot learning largely relies on annotated data for meta-learning: base classes sampled from the same domain as the novel classes. However, in many applications, collecting data for meta-learning is infeasible or…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Yunhui Guo , Noel C. Codella , Leonid Karlinsky , James V. Codella , John R. Smith , Kate Saenko , Tajana Rosing , Rogerio Feris

Recently, the field of few-shot detection within remote sensing imagery has witnessed significant advancements. Despite these progresses, the capacity for continuous conceptual learning still poses a significant challenge to existing…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Wuzhou Li , Jiawei Zhou , Xiang Li , Yi Cao , Guang Jin , Xuemin Zhang

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

Few-shot object detection~(FSOD), which aims to detect novel objects with limited annotated instances, has made significant progress in recent years. However, existing methods still suffer from biased representations, especially for novel…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Zheng Wang , Yingjie Gao , Qingjie Liu , Yunhong Wang

Few-shot classification involves identifying new categories using a limited number of labeled samples. Current few-shot classification methods based on local descriptors primarily leverage underlying consistent features across visible and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Bingchen Yan

We address the problem of few-shot pattern detection, which aims to detect all instances of a given pattern, typically represented by a few exemplars, from an input image. Although similar problems have been studied in few-shot object…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Eunchan Jo , Dahyun Kang , Sanghyun Kim , Yunseon Choi , Minsu Cho

Augmenting pretrained language models (LMs) with a vision encoder (e.g., Flamingo) has obtained the state-of-the-art results in image-to-text generation. However, these models store all the knowledge within their parameters, thus often…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Zhuolin Yang , Wei Ping , Zihan Liu , Vijay Korthikanti , Weili Nie , De-An Huang , Linxi Fan , Zhiding Yu , Shiyi Lan , Bo Li , Ming-Yu Liu , Yuke Zhu , Mohammad Shoeybi , Bryan Catanzaro , Chaowei Xiao , Anima Anandkumar

Most contributions on Few-Shot Object Detection (FSOD) evaluate their methods on natural images only, yet the transferability of the announced performance is not guaranteed for applications on other kinds of images. We demonstrate this with…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Pierre Le Jeune

Few-shot learning aims to train models that can be generalized to novel classes with only a few samples. Recently, a line of works are proposed to enhance few-shot learning with accessible semantic information from class names. However,…

Machine Learning · Computer Science 2023-07-11 Zihao Jiang , Yunkai Dang , Dong Pang , Huishuai Zhang , Weiran Huang

Due to the scarcity of sampling data in reality, few-shot object detection (FSOD) has drawn more and more attention because of its ability to quickly train new detection concepts with less data. However, there are still failure…

Computer Vision and Pattern Recognition · Computer Science 2023-12-22 Zeyu Shangguan , Lian Huai , Tong Liu , Xingqun Jiang