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Zero-shot learning (ZSL) models rely on learning a joint embedding space where both textual/semantic description of object classes and visual representation of object images can be projected to for nearest neighbour search. Despite the…

Computer Vision and Pattern Recognition · Computer Science 2019-07-22 Li Zhang , Tao Xiang , Shaogang Gong

Recent work on action recognition leverages 3D features and textual information to achieve state-of-the-art performance. However, most of the current few-shot action recognition methods still rely on 2D frame-level representations, often…

Computer Vision and Pattern Recognition · Computer Science 2023-11-13 Yutao Tang , Benjamin Bejar , Rene Vidal

Zero shot learning (ZSL) has seen a surge in interest over the decade for its tight links with the mechanism making young children recognize novel objects. Although different paradigms of visual semantic embedding models are designed to…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 Yue Jiao , Jonathon Hare , Adam Prügel-Bennett

Zero-shot object detection aims to localize and recognize objects of unseen classes. Most of existing works face two problems: the low recall of RPN in unseen classes and the confusion of unseen classes with background. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Lu Zhang , Chenbo Zhang , Jiajia Zhao , Jihong Guan , Shuigeng Zhou

Zero-shot learning methods rely on fixed visual and semantic embeddings, extracted from independent vision and language models, both pre-trained for other large-scale tasks. This is a weakness of current zero-shot learning frameworks as…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Shah Nawaz , Jacopo Cavazza , Alessio Del Bue

Zero-shot learning (ZSL) aims to transfer knowledge from seen classes to unseen ones so that the latter can be recognised without any training samples. This is made possible by learning a projection function between a feature space and a…

Computer Vision and Pattern Recognition · Computer Science 2018-10-22 Aoxue Li , Zhiwu Lu , Jiechao Guan , Tao Xiang , Liwei Wang , Ji-Rong Wen

Zero-Shot learning has been shown to be an efficient strategy for domain adaptation. In this context, this paper builds on the recent work of Bucher et al. [1], which proposed an approach to solve Zero-Shot classification problems (ZSC) by…

Machine Learning · Computer Science 2016-08-29 Maxime Bucher , Stéphane Herbin , Frédéric Jurie

Current Zero-Shot Learning (ZSL) approaches are restricted to recognition of a single dominant unseen object category in a test image. We hypothesize that this setting is ill-suited for real-world applications where unseen objects appear…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Shafin Rahman , Salman Khan , Fatih Porikli

Zero-Shot Classification (ZSC) equips the learned model with the ability to recognize the visual instances from the novel classes via constructing the interactions between the visual and the semantic modalities. In contrast to the…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Zhong Ji , Xuejie Yu , Yunlong Yu , Yanwei Pang , Zhongfei Zhang

Zero-Shot Learning (ZSL) seeks to recognize a sample from either seen or unseen domain by projecting the image data and semantic labels into a joint embedding space. However, most existing methods directly adapt a well-trained projection…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Shaobo Min , Hantao Yao , Hongtao Xie , Zheng-Jun Zha , Yongdong Zhang

Zero-shot learning (ZSL) aims to transfer knowledge from seen classes to semantically related unseen classes, which are absent during training. The promising strategies for ZSL are to synthesize visual features of unseen classes conditioned…

Artificial Intelligence · Computer Science 2021-12-30 Yun Li , Zhe Liu , Lina Yao , Xiaojun Chang

Zero Shot Learning (ZSL) enables a learning model to classify instances of an unseen class during training. While most research in ZSL focuses on single-label classification, few studies have been done in multi-label ZSL, where an instance…

Machine Learning · Computer Science 2016-06-02 Ubai Sandouk , Ke Chen

Compositional Zero-Shot Learning (CZSL) aims to recognize novel compositions using knowledge learned from seen attribute-object compositions in the training set. Previous works mainly project an image and a composition into a common…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Tian Zhang , Kongming Liang , Ruoyi Du , Xian Sun , Zhanyu Ma , Jun Guo

In Computer Vision, Zero-Shot Learning (ZSL) aims at classifying unseen classes -- classes for which no matching training image exists. Most of ZSL works learn a cross-modal mapping between images and class labels for seen classes. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-11-16 Patrick Bordes , Eloi Zablocki , Benjamin Piwowarski , Patrick Gallinari

Zero-shot sketch-based image retrieval (ZS-SBIR) is challenging due to the cross-domain nature of sketches and photos, as well as the semantic gap between seen and unseen image distributions. Previous methods fine-tune pre-trained models…

Computer Vision and Pattern Recognition · Computer Science 2023-08-10 Shiyin Dong , Mingrui Zhu , Nannan Wang , Xinbo Gao

Zero-shot learning (ZSL) endows the computer vision system with the inferential capability to recognize instances of a new category that has never seen before. Two fundamental challenges in it are visual-semantic embedding and domain…

Computer Vision and Pattern Recognition · Computer Science 2017-03-28 Yunlong Yu , Zhong Ji , Jichang Guo , Yanwei Pang

In computer vision applications, such as domain adaptation (DA), few shot learning (FSL) and zero-shot learning (ZSL), we encounter new objects and environments, for which insufficient examples exist to allow for training "models from…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Pengkai Zhu , Hanxiao Wang , Venkatesh Saligrama

Zero-shot learning (ZSL) aims to recognize unseen classes by exploiting semantic descriptions shared between seen classes and unseen classes. Current methods show that it is effective to learn visual-semantic alignment by projecting…

Computer Vision and Pattern Recognition · Computer Science 2022-08-01 Zaiquan Yang , Yang Liu , Wenjia Xu , Chong Huang , Lei Zhou , Chao Tong

Vision-language models (VLMs) have demonstrated remarkable performance across various visual tasks, leveraging joint learning of visual and textual representations. While these models excel in zero-shot image tasks, their application to…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Massimo Bosetti , Shibingfeng Zhang , Benedetta Liberatori , Giacomo Zara , Elisa Ricci , Paolo Rota

Zero-shot action recognition is challenging due to the semantic gap between seen and unseen classes. We present a novel framework that enhances CLIP with disentangled embeddings and semantic-guided interaction. A Motion Separation Module…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Yiming Wang , Frederick W. B. Li , Jingyun Wang