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Zero-shot recognition (ZSR) deals with the problem of predicting class labels for target domain instances based on source domain side information (e.g. attributes) of unseen classes. We formulate ZSR as a binary prediction problem. Our…

Computer Vision and Pattern Recognition · Computer Science 2016-08-22 Ziming Zhang , Venkatesh Saligrama

In Zero-shot learning (ZSL), we classify unseen categories using textual descriptions about their expected appearance when observed (class embeddings) and a disjoint pool of seen classes, for which annotated visual data are accessible. We…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Jacopo Cavazza

In some of object recognition problems, labeled data may not be available for all categories. Zero-shot learning utilizes auxiliary information (also called signatures) describing each category in order to find a classifier that can…

Computer Vision and Pattern Recognition · Computer Science 2016-06-01 Seyed Mohsen Shojaee , Mahdieh Soleymani Baghshah

In Zero-Shot Learning (ZSL), embedding-based methods enable knowledge transfer from seen to unseen classes by learning a visual-semantic mapping from seen-class images to class-level semantic prototypes (e.g., attributes). However, these…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Lei Wang , Shiming Chen , Guo-Sen Xie , Ziming Hong , Chaojian Yu , Qinmu Peng , Xinge You

Transferring learned models to novel tasks is a challenging problem, particularly if only very few labeled examples are available. Although this few-shot learning setup has received a lot of attention recently, most proposed methods focus…

Machine Learning · Computer Science 2020-09-16 Xiahan Shi , Leonard Salewski , Martin Schiegg , Zeynep Akata , Max Welling

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

Most existing Zero-Shot Learning (ZSL) methods have the strong bias problem, in which instances of unseen (target) classes tend to be categorized as one of the seen (source) classes. So they yield poor performance after being deployed in…

Computer Vision and Pattern Recognition · Computer Science 2018-04-02 Jie Song , Chengchao Shen , Yezhou Yang , Yang Liu , Mingli Song

Compared to conventional zero-shot learning (ZSL) where recognising unseen classes is the primary or only aim, the goal of generalized zero-shot learning (GZSL) is to recognise both seen and unseen classes. Most GZSL methods typically learn…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Zhi Chen , Zi Huang , Jingjing Li , Zheng Zhang

Zero-shot Learners are models capable of predicting unseen classes. In this work, we propose a Zero-shot Learning approach for text categorization. Our method involves training model on a large corpus of sentences to learn the relationship…

Computation and Language · Computer Science 2017-12-27 Pushpankar Kumar Pushp , Muktabh Mayank Srivastava

Zero-shot learning (ZSL) aims to recognize novel classes by transferring semantic knowledge from seen classes to unseen classes. Though many ZSL methods rely on a direct mapping between the visual and the semantic space, the calibration…

Computer Vision and Pattern Recognition · Computer Science 2021-03-05 Yang Liu , Lei Zhou , Xiao Bai , Lin Gu , Tatsuya Harada , Jun Zhou

Lately, generative adversarial networks (GANs) have been successfully applied to zero-shot learning (ZSL) and achieved state-of-the-art performance. By synthesizing virtual unseen visual features, GAN-based methods convert the challenging…

Computer Vision and Pattern Recognition · Computer Science 2019-09-18 Jingjing Li , Mengmeng Jing , Ke Lu , Lei Zhu , Yang Yang , Zi Huang

Recent deep learning architectures can recognize instances of 3D point cloud objects of previously seen classes quite well. At the same time, current 3D depth camera technology allows generating/segmenting a large amount of 3D point cloud…

Computer Vision and Pattern Recognition · Computer Science 2019-02-28 Ali Cheraghian , Shafin Rahman , Lars Petersson

Zero-shot learning (ZSL) aims to recognize classes that do not have samples in the training set. One representative solution is to directly learn an embedding function associating visual features with corresponding class semantics for…

Computer Vision and Pattern Recognition · Computer Science 2023-07-19 Yu Du , Miaojing Shi , Fangyun Wei , Guoqi Li

Zero-shot recognition (ZSR) aims to recognize target-domain data instances of unseen classes based on the models learned from associated pairs of seen-class source and target domain data. One of the key challenges in ZSR is the relative…

Computer Vision and Pattern Recognition · Computer Science 2016-12-06 Ziming Zhang , Venkatesh Saligrama

Generalized zero-shot learning (GZSL) has achieved significant progress, with many efforts dedicated to overcoming the problems of visual-semantic domain gap and seen-unseen bias. However, most existing methods directly use feature…

Computer Vision and Pattern Recognition · Computer Science 2021-07-30 Shiming Chen , Wenjie Wang , Beihao Xia , Qinmu Peng , Xinge You , Feng Zheng , Ling Shao

Compositional Zero-Shot Learning (CZSL) aims to recognize novel attribute-object compositions based on the knowledge learned from seen ones. Existing methods suffer from performance degradation caused by the distribution shift of label…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Xudong Yan , Songhe Feng , Jiaxin Wang , Xin Su , Yi Jin

Standard supervised learning setting assumes that training data and test data come from the same distribution (domain). Domain generalization (DG) methods try to learn a model that when trained on data from multiple domains, would…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Udit Maniyar , Joseph K J , Aniket Anand Deshmukh , Urun Dogan , Vineeth N Balasubramanian

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 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

Leveraging class semantic descriptions and examples of known objects, zero-shot learning makes it possible to train a recognition model for an object class whose examples are not available. In this paper, we propose a novel zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2017-08-22 Soravit Changpinyo , Wei-Lun Chao , Fei Sha