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Compositional Zero-Shot Learning (CZSL) aims to recognize novel attribute-object compositions by leveraging knowledge from seen compositions. Current methods align textual prototypes with visual features via Vision-Language Models (VLMs),…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Shiyu Zhang , Cheng Yan , Yang Liu , Chenchen Jing , Lei Zhou , Wenjun Wang

We propose a novel Generalized Zero-Shot learning (GZSL) method that is agnostic to both unseen images and unseen semantic vectors during training. Prior works in this context propose to map high-dimensional visual features to the semantic…

Computer Vision and Pattern Recognition · Computer Science 2019-04-10 Pengkai Zhu , Hanxiao Wang , Venkatesh Saligrama

The number of categories for action recognition is growing rapidly and it has become increasingly hard to label sufficient training data for learning conventional models for all categories. Instead of collecting ever more data and labelling…

Computer Vision and Pattern Recognition · Computer Science 2016-12-05 Xun Xu , Timothy Hospedales , Shaogang Gong

Zero-shot learning (ZSL) aims to recognize unseen classes by leveraging semantic information from seen classes, but most existing methods assume accurate class labels for training instances. However, in real-world scenarios, noise and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Jinfu Fan , Jiangnan Li , Xiaowen Yan , Xiaohui Zhong , Wenpeng Lu , Linqing Huang

Zero-shot object detection (ZSD), the task that extends conventional detection models to detecting objects from unseen categories, has emerged as a new challenge in computer vision. Most existing approaches tackle the ZSD task with a strict…

Computer Vision and Pattern Recognition · Computer Science 2022-01-04 Caixia Yan , Xiaojun Chang , Minnan Luo , Huan Liu , Xiaoqin Zhang , Qinghua Zheng

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

Deep learning models have the ability to extract rich knowledge from large-scale datasets. However, the sharing of data has become increasingly challenging due to concerns regarding data copyright and privacy. Consequently, this hampers the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Bowen Tang , Long Yan , Jing Zhang , Qian Yu , Lu Sheng , Dong Xu

Zero-shot learning (ZSL) is a challenging task aiming at recognizing novel classes without any training instances. In this paper we present a simple but high-performance ZSL approach by generating pseudo feature representations (GPFR).…

Computer Vision and Pattern Recognition · Computer Science 2018-09-11 Jiang Lu , Jin Li , Ziang Yan , Changshui Zhang

Recent zero-shot learning (ZSL) approaches have integrated fine-grained analysis, i.e., fine-grained ZSL, to mitigate the commonly known seen/unseen domain bias and misaligned visual-semantics mapping problems, and have made profound…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Jingcai Guo , Zhijie Rao , Zhi Chen , Jingren Zhou , Dacheng Tao

Zero-shot learning (ZSL) can be defined by correctly solving a task where no training data is available, based on previous acquired knowledge from different, but related tasks. So far, this area has mostly drawn the attention from computer…

Computer Vision and Pattern Recognition · Computer Science 2018-10-25 Joao Reis , Gil Gonçalves

Zero-shot learning (ZSL) aims at understanding unseen categories with no training examples from class-level descriptions. To improve the discriminative power of zero-shot learning, we model the visual learning process of unseen categories…

Computer Vision and Pattern Recognition · Computer Science 2019-12-04 Mohamed Elhoseiny , Mohamed Elfeki

Attribute-based recognition models, due to their impressive performance and their ability to generalize well on novel categories, have been widely adopted for many computer vision applications. However, usually both the attribute vocabulary…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Ziad Al-Halah , Rainer Stiefelhagen

Trained on large datasets, deep learning (DL) can accurately classify videos into hundreds of diverse classes. However, video data is expensive to annotate. Zero-shot learning (ZSL) proposes one solution to this problem. ZSL trains a model…

Computer Vision and Pattern Recognition · Computer Science 2020-06-23 Biagio Brattoli , Joseph Tighe , Fedor Zhdanov , Pietro Perona , Krzysztof Chalupka

Zero-Shot Learning (ZSL) presents the challenge of identifying categories not seen during training. This task is crucial in domains where it is costly, prohibited, or simply not feasible to collect training data. ZSL depends on a mapping…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 William Heyden , Habib Ullah , M. Salman Siddiqui , Fadi Al Machot

Generative zero-shot learning (ZSL) synthesizes features for unseen classes, leveraging semantic conditions to transfer knowledge from seen classes. However, it also introduces two intrinsic challenges: (1) class-level attributes fails to…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Haojie Pu , Zhuoming Li , Yongbiao Gao , Yuheng Jia

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 learning aims to recognize instances of unseen classes, for which no visual instance is available during training, by learning multimodal relations between samples from seen classes and corresponding class semantic…

Computer Vision and Pattern Recognition · Computer Science 2020-10-08 Yannick Le Cacheux , Hervé Le Borgne , Michel Crucianu

Precise optical inspection in industrial applications is crucial for minimizing scrap rates and reducing the associated costs. Besides merely detecting if a product is anomalous or not, it is crucial to know the distinct type of defect,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Ylli Sadikaj , Hongkuan Zhou , Lavdim Halilaj , Stefan Schmid , Steffen Staab , Claudia Plant

Zero-Shot Learning (ZSL) aims to recognise unseen object classes, which are not observed during the training phase. The existing body of works on ZSL mostly relies on pretrained visual features and lacks the explicit attribute localisation…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Faisal Alamri , Anjan Dutta

Zero-shot learning (ZSL) aims to recognize novel classes by transferring semantic knowledge from seen classes to unseen classes. Since semantic knowledge is built on attributes shared between different classes, which are highly local,…

Computer Vision and Pattern Recognition · Computer Science 2021-03-08 Yang Liu , Lei Zhou , Xiao Bai , Yifei Huang , Lin Gu , Jun Zhou , Tatsuya Harada
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