English
Related papers

Related papers: Few-Shot Video Classification via Temporal Alignme…

200 papers

Few-shot semantic segmentation has recently attracted great attention. The goal is to develop a model capable of segmenting unseen classes using only a few annotated samples. Most existing approaches adapt a pre-trained model by training…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Bernardo Forni , Gabriele Lombardi , Federico Pozzi , Mirco Planamente

Few-Shot learning aims to train and optimize a model that can adapt to unseen visual classes with only a few labeled examples. The existing few-shot learning (FSL) methods, heavily rely only on visual data, thus fail to capture the semantic…

Computer Vision and Pattern Recognition · Computer Science 2022-10-21 Mohamed Afham , Ranga Rodrigo

Detecting actions in videos have been widely applied in on-device applications. Practical on-device videos are always untrimmed with both action and background. It is desirable for a model to both recognize the class of action and localize…

Computer Vision and Pattern Recognition · Computer Science 2022-08-29 Yue Tang , Yawen Wu , Peipei Zhou , Jingtong Hu

We propose a Few-shot Learning pipeline for 3D skeleton-based action recognition by Joint tEmporal and cAmera viewpoiNt alIgnmEnt (JEANIE). To factor out misalignment between query and support sequences of 3D body joints, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Lei Wang , Piotr Koniusz

Few-shot Learning has been studied to mimic human visual capabilities and learn effective models without the need of exhaustive human annotation. Even though the idea of meta-learning for adaptation has dominated the few-shot learning…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Jiawei Ma , Hanchen Xie , Guangxing Han , Shih-Fu Chang , Aram Galstyan , Wael Abd-Almageed

Recognizing discriminative details such as eyes and beaks is important for distinguishing fine-grained classes since they have similar overall appearances. In this regard, we introduce Task Discrepancy Maximization (TDM), a simple module…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 SuBeen Lee , WonJun Moon , Jae-Pil Heo

Few-shot classification consists of a training phase where a model is learned on a relatively large dataset and an adaptation phase where the learned model is adapted to previously-unseen tasks with limited labeled samples. In this paper,…

Machine Learning · Computer Science 2023-06-02 Xu Luo , Hao Wu , Ji Zhang , Lianli Gao , Jing Xu , Jingkuan Song

Weakly-supervised action localization aims to recognize and localize action instancese in untrimmed videos with only video-level labels. Most existing models rely on multiple instance learning(MIL), where the predictions of unlabeled…

Computer Vision and Pattern Recognition · Computer Science 2023-09-27 Guiqin Wang , Peng Zhao , Cong Zhao , Shusen Yang , Jie Cheng , Luziwei Leng , Jianxing Liao , Qinghai Guo

In recent years, few-shot action recognition has achieved remarkable performance through spatio-temporal relation modeling. Although a wide range of spatial and temporal alignment modules have been proposed, they primarily address spatial…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Hanyu Guo , Wanchuan Yu , Suzhou Que , Kaiwen Du , Yan Yan , Hanzi Wang

Different from static images, videos contain additional temporal and spatial information for better object detection. However, it is costly to obtain a large number of videos with bounding box annotations that are required for supervised…

Computer Vision and Pattern Recognition · Computer Science 2022-08-19 Zhongjie Yu , Gaoang Wang , Lin Chen , Sebastian Raschka , Jiebo Luo

Video-based person re-identification (re-ID) refers to matching people across camera views from arbitrary unaligned video footages. Existing methods rely on supervision signals to optimise a projected space under which the distances between…

Computer Vision and Pattern Recognition · Computer Science 2019-09-13 Lin Wu , Yang Wang , Hongzhi Yin , Meng Wang , Ling Shao

Few-shot classification aims to carry out classification given only few labeled examples for the categories of interest. Though several approaches have been proposed, most existing few-shot learning (FSL) models assume that base and novel…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Yuan-Chia Cheng , Ci-Siang Lin , Fu-En Yang , Yu-Chiang Frank Wang

Humans possess remarkable ability to accurately classify new, unseen images after being exposed to only a few examples. Such ability stems from their capacity to identify common features shared between new and previously seen images while…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Weihao Jiang , Chang Liu , Kun He

Few-shot learning aims to recognize new categories using very few labeled samples. Although few-shot learning has witnessed promising development in recent years, most existing methods adopt an average operation to calculate prototypes,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-26 Minglei Yuan , Wenhai Wang , Tao Wang , Chunhao Cai , Qian Xu , Tong Lu

Dense prediction tasks are a fundamental class of problems in computer vision. As supervised methods suffer from high pixel-wise labeling cost, a few-shot learning solution that can learn any dense task from a few labeled images is desired.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Donggyun Kim , Jinwoo Kim , Seongwoong Cho , Chong Luo , Seunghoon Hong

First-person action recognition is a challenging task in video understanding. Because of strong ego-motion and a limited field of view, many backgrounds or noisy frames in a first-person video can distract an action recognition model during…

Computer Vision and Pattern Recognition · Computer Science 2021-12-03 Lijin Yang , Yifei Huang , Yusuke Sugano , Yoichi Sato

Many activities of interest are rare events, with only a few labeled examples available. Therefore models for temporal activity detection which are able to learn from a few examples are desirable. In this paper, we present a conceptually…

Computer Vision and Pattern Recognition · Computer Science 2018-12-27 Huijuan Xu , Bingyi Kang , Ximeng Sun , Jiashi Feng , Kate Saenko , Trevor Darrell

Few-shot learning problem focuses on recognizing unseen classes given a few labeled images. In recent effort, more attention is paid to fine-grained feature embedding, ignoring the relationship among different distance metrics. In this…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Jinxiang Lai , Siqian Yang , Guannan Jiang , Xi Wang , Yuxi Li , Zihui Jia , Xiaochen Chen , Jun Liu , Bin-Bin Gao , Wei Zhang , Yuan Xie , Chengjie Wang

Temporal action detection (TAD) involves the localization and classification of action instances within untrimmed videos. While standard TAD follows fully supervised learning with closed-set setting on large training data, recent zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Thinh Phan , Khoa Vo , Duy Le , Gianfranco Doretto , Donald Adjeroh , Ngan Le

With the success of pre-trained visual-language (VL) models such as CLIP in visual representation tasks, transferring pre-trained models to downstream tasks has become a crucial paradigm. Recently, the prompt tuning paradigm, which draws…

Computer Vision and Pattern Recognition · Computer Science 2023-12-14 Jingsheng Gao , Jiacheng Ruan , Suncheng Xiang , Zefang Yu , Ke Ji , Mingye Xie , Ting Liu , Yuzhuo Fu