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Related papers: Adaptive Fine-Grained Sketch-Based Image Retrieval

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We propose meta-curvature (MC), a framework to learn curvature information for better generalization and fast model adaptation. MC expands on the model-agnostic meta-learner (MAML) by learning to transform the gradients in the inner…

Machine Learning · Computer Science 2020-01-10 Eunbyung Park , Junier B. Oliva

Synthetic aperture radar automatic target recognition (SAR-ATR) systems have rapidly evolved to tackle incremental recognition challenges in operational settings. Data scarcity remains a major hurdle that conventional SAR-ATR techniques…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 George Karantaidis , Athanasios Pantsios , Ioannis Kompatsiaris , Symeon Papadopoulos

Few-Shot Class-Incremental Learning (FSCIL) has gained considerable attention in recent years for its pivotal role in addressing continuously arriving classes. However, it encounters additional challenges. The scarcity of samples in new…

Artificial Intelligence · Computer Science 2024-03-08 Biqing Qi , Junqi Gao , Xingquan Chen , Dong Li , Jianxing Liu , Ligang Wu , Bowen Zhou

Content Based Image Retrieval(CBIR) is one of the important subfield in the field of Information Retrieval. The goal of a CBIR algorithm is to retrieve semantically similar images in response to a query image submitted by the end user. CBIR…

Information Retrieval · Computer Science 2014-09-03 Vikas Verma

Model-agnostic meta-learners aim to acquire meta-learned parameters from similar tasks to adapt to novel tasks from the same distribution with few gradient updates. With the flexibility in the choice of models, those frameworks demonstrate…

Machine Learning · Computer Science 2019-10-31 Risto Vuorio , Shao-Hua Sun , Hexiang Hu , Joseph J. Lim

Meta-learning is widely used for few-shot slot tagging in task of few-shot learning. The performance of existing methods is, however, seriously affected by \textit{sample forgetting issue}, where the model forgets the historically learned…

Artificial Intelligence · Computer Science 2023-09-12 Hongru Wang , Zezhong Wang , Wai Chung Kwan , Kam-Fai Wong

Micro-gesture recognition (MGR) is challenging due to subtle inter-class variations. Existing methods rely on category-level supervision, which is insufficient for capturing subtle and localized motion differences. Thus, this paper proposes…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Jinsheng Wei , Zhaodi Xu , Guanming Lu , Haoyu Chen , Jingjie Yan

Fine-grained image recognition is a longstanding computer vision challenge that focuses on differentiating objects belonging to multiple subordinate categories within the same meta-category. Since images belonging to the same meta-category…

Computer Vision and Pattern Recognition · Computer Science 2023-09-04 Yifan Pu , Yizeng Han , Yulin Wang , Junlan Feng , Chao Deng , Gao Huang

Few-shot adaptation of vision-language models remains fundamentally limited by how negative class signals are handled at inference. Existing methods apply uniform negative suppression across all queries, ignoring that the most damaging…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Sriram Mandalika

Few-shot learning (FSL) commonly requires a model to identify images (queries) that belong to classes unseen during training, based on a few labelled samples of the new classes (support set) as reference. So far, plenty of algorithms…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Yunwei Bai , Ying Kiat Tan , Shiming Chen , Yao Shu , Tsuhan Chen

Model Agnostic Meta-Learning (MAML) is one of the most representative of gradient-based meta-learning algorithms. MAML learns new tasks with a few data samples using inner updates from a meta-initialization point and learns the…

Machine Learning · Computer Science 2021-03-04 Jaehoon Oh , Hyungjun Yoo , ChangHwan Kim , Se-Young Yun

Traditional fine-grained image classification generally requires abundant labeled samples to deal with the low inter-class variance but high intra-class variance problem. However, in many scenarios we may have limited samples for some novel…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Chaofei Wang , Shiji Song , Qisen Yang , Xiang Li , Gao Huang

Model-Agnostic Meta-Learning (MAML) is a famous few-shot learning method that has inspired many follow-up efforts, such as ANIL and BOIL. However, as an inductive method, MAML is unable to fully utilize the information of query set,…

Machine Learning · Computer Science 2022-07-12 Guodong Liu , Tongling Wang , Shuoxi Zhang , Kun He

Image matching is a fundamental computer vision problem. While learning-based methods achieve state-of-the-art performance on existing benchmarks, they generalize poorly to in-the-wild images. Such methods typically need to train separate…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Xuelun Shen , Zhipeng Cai , Wei Yin , Matthias Müller , Zijun Li , Kaixuan Wang , Xiaozhi Chen , Cheng Wang

Deep metric learning applied to various applications has shown promising results in identification, retrieval and recognition. Existing methods often do not consider different granularity in visual similarity. However, in many domain…

Computer Vision and Pattern Recognition · Computer Science 2021-05-17 Dipu Manandhar , Muhammet Bastan , Kim-Hui Yap

Few-shot class-incremental learning (FSCIL) poses significant challenges for artificial neural networks due to the need to efficiently learn from limited data while retaining knowledge of previously learned tasks. Inspired by the brain's…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Wanyi Li , Wei Wei , Yongkang Luo , Peng Wang

Few-shot object detection (FSOD) aims at extending a generic detector for novel object detection with only a few training examples. It attracts great concerns recently due to the practical meanings. Meta-learning has been demonstrated to be…

Computer Vision and Pattern Recognition · Computer Science 2024-03-13 Zichen Wang , Bo Yang , Haonan Yue , Zhenghao Ma

Sketch-based image retrieval (SBIR) is a challenging task due to the large cross-domain gap between sketches and natural images. How to align abstract sketches and natural images into a common high-level semantic space remains a key problem…

Computer Vision and Pattern Recognition · Computer Science 2019-11-13 Jianjun Lei , Yuxin Song , Bo Peng , Zhanyu Ma , Ling Shao , Yi-Zhe Song

It is an important yet challenging setting to continually learn new tasks from a few examples. Although numerous efforts have been devoted to either continual learning or few-shot learning, little work has considered this new setting of…

Machine Learning · Computer Science 2021-04-20 Liyuan Wang , Qian Li , Yi Zhong , Jun Zhu

Multi-graph multi-label learning (\textsc{Mgml}) is a supervised learning framework, which aims to learn a multi-label classifier from a set of labeled bags each containing a number of graphs. Prior techniques on the \textsc{Mgml} are…

Machine Learning · Computer Science 2020-12-22 Yejiang Wang , Yuhai Zhao , Zhengkui Wang , Chengqi Zhang