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Zero-shot learning (ZSL) makes object recognition in images possible in absence of visual training data for a part of the classes from a dataset. When the number of classes is large, classes are usually represented by semantic class…

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

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

Large pre-trained vision language models (VLMs) have shown impressive zero-shot ability on downstream tasks with manually designed prompt. To further adapt VLMs to downstream tasks, soft prompt is proposed to replace manually designed…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Shuanghao Bai , Yuedi Zhang , Wanqi Zhou , Zhirong Luan , Badong Chen

In zero-shot learning (ZSL), generative methods synthesize class-related sample features based on predefined semantic prototypes. They advance the ZSL performance by synthesizing unseen class sample features for better training the…

Machine Learning · Computer Science 2023-06-13 Shiming Chen , Wenjin Hou , Ziming Hong , Xiaohan Ding , Yibing Song , Xinge You , Tongliang Liu , Kun Zhang

In this paper, we address zero-shot learning (ZSL), the problem of recognizing categories for which no labeled visual data are available during training. We focus on the transductive setting, in which unlabelled visual data from unseen…

Computer Vision and Pattern Recognition · Computer Science 2021-09-15 Federico Marmoreo , Jacopo Cavazza , Vittorio Murino

Recent advancements in spatial transcriptomics technologies allow researchers to simultaneously measure RNA expression levels for hundreds to thousands of genes while preserving spatial information within tissues, providing critical…

Methodology · Statistics 2025-07-31 Catherine Higgins , Jingyi Jessica Li , Michelle Carey

Many recent methods of zero-shot learning (ZSL) attempt to utilize generative model to generate the unseen visual samples from semantic descriptions and random noise. Therefore, the ZSL problem becomes a traditional supervised…

Computer Vision and Pattern Recognition · Computer Science 2020-01-07 Shibing Xu , Zishu Gao , Guojun Xie

Zero-shot learning (ZSL) aims at recognizing unseen class examples (e.g., images) with knowledge transferred from seen classes. This is typically achieved by exploiting a semantic feature space shared by both seen and unseen classes, e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Jingcai Guo

The location, timing, and abundance of gene expression (both mRNA and proteins) within a tissue define the molecular mechanisms of cell functions. Recent technology breakthroughs in spatial molecular profiling, including imaging-based…

Applications · Statistics 2020-12-10 Qiwei Li , Minzhe Zhang , Yang Xie , Guanghua Xiao

Learning novel concepts, remembering previous knowledge, and adapting it to future tasks occur simultaneously throughout a human's lifetime. To model such comprehensive abilities, continual zero-shot learning (CZSL) has recently been…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Wenxuan Zhang , Paul Janson , Kai Yi , Ivan Skorokhodov , Mohamed Elhoseiny

Zero-shot learning (ZSL) aims to recognize novel classes by transferring semantic knowledge from seen classes to unseen ones. Semantic knowledge is learned from attribute descriptions shared between different classes, which act as strong…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 Shiming Chen , Ziming Hong , Yang Liu , Guo-Sen Xie , Baigui Sun , Hao Li , Qinmu Peng , Ke Lu , Xinge You

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 (ZSL) aims at recognizing classes for which no visual sample is available at training time. To address this issue, one can rely on a semantic description of each class. A typical ZSL model learns a mapping between the…

Computer Vision and Pattern Recognition · Computer Science 2022-09-29 Celina Hanouti , Hervé Le Borgne

Spatial transcriptomics (ST) reveals spatial heterogeneity of gene expression, yet its resolution is limited by current platforms. Recent methods enhance resolution via H&E-stained histology, but three major challenges persist: (1)…

Image and Video Processing · Electrical Eng. & Systems 2025-08-12 Xuepeng Liu , Zheng Jiang , Pinan Zhu , Hanyu Liu , Chao Li

Self-supervised learning (SSL) has been successful in building patch embeddings of small histology images (e.g., 224x224 pixels), but scaling these models to learn slide embeddings from the entirety of giga-pixel whole-slide images (WSIs)…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Guillaume Jaume , Lukas Oldenburg , Anurag Vaidya , Richard J. Chen , Drew F. K. Williamson , Thomas Peeters , Andrew H. Song , Faisal Mahmood

Stance detection is an important component of understanding hidden influences in everyday life. Since there are thousands of potential topics to take a stance on, most with little to no training data, we focus on zero-shot stance detection:…

Computation and Language · Computer Science 2020-10-09 Emily Allaway , Kathleen McKeown

Generalized zero-shot learning (GZSL) is a technique to train a deep learning model to identify unseen classes using the attribute. In this paper, we put forth a new GZSL technique that improves the GZSL classification performance greatly.…

Computer Vision and Pattern Recognition · Computer Science 2021-12-30 Junhan Kim , Kyuhong Shim , Byonghyo Shim

To overcome the absence of training data for unseen classes, conventional zero-shot learning approaches mainly train their model on seen datapoints and leverage the semantic descriptions for both seen and unseen classes. Beyond exploiting…

Machine Learning · Computer Science 2019-10-22 Hyeonwoo Yu , Beomhee Lee

In this paper, a novel data-driven information hiding scheme called generative steganography by sampling (GSS) is proposed. Unlike in traditional modification-based steganography, in our method the stego image is directly sampled by a…

Multimedia · Computer Science 2019-07-23 Zhuo Zhang , Jia Liu , Yan Ke , Yu Lei , Jun Li , Minqing Zhang , Xiaoyuan Yang

Generalized zero-shot learning (GZSL) aims to classify samples under the assumption that some classes are not observable during training. To bridge the gap between the seen and unseen classes, most GZSL methods attempt to associate the…

Computer Vision and Pattern Recognition · Computer Science 2021-08-30 Zhi Chen , Yadan Luo , Ruihong Qiu , Sen Wang , Zi Huang , Jingjing Li , Zheng Zhang