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Related papers: Zero-shot Learning of 3D Point Cloud Objects

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Zero-Shot Learning (ZSL) has attracted huge research attention over the past few years; it aims to learn the new concepts that have never been seen before. In classical ZSL algorithms, attributes are introduced as the intermediate semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Bo Zhao , Yanwei Fu , Rui Liang , Jiahong Wu , Yonggang Wang , Yizhou Wang

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

Zero-Shot Learning (ZSL) aims to recognize unseen classes by generalizing the knowledge, i.e., visual and semantic relationships, obtained from seen classes, where image augmentation techniques are commonly applied to improve the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-02 Zhi Chen , Pengfei Zhang , Jingjing Li , Sen Wang , Zi Huang

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

Given semantic descriptions of object classes, zero-shot learning aims to accurately recognize objects of the unseen classes, from which no examples are available at the training stage, by associating them to the seen classes, from which…

Computer Vision and Pattern Recognition · Computer Science 2016-05-31 Soravit Changpinyo , Wei-Lun Chao , Boqing Gong , Fei Sha

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

Zero-shot 3D point cloud understanding can be achieved via 2D Vision-Language Models (VLMs). Existing strategies directly map Vision-Language Models from 2D pixels of rendered or captured views to 3D points, overlooking the inherent and…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Guofeng Mei , Luigi Riz , Yiming Wang , Fabio Poiesi

We introduce a novel framework for Continual Learning in 3D object classification. Our approach, CL3D, is based on the selection of prototypes from each class using spectral clustering. For non-Euclidean data such as point clouds, spectral…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Hossein Resani , Behrooz Nasihatkon , Mohammadreza Alimoradi Jazi

Zero-shot detection (ZSD) is a challenging task where we aim to recognize and localize objects simultaneously, even when our model has not been trained with visual samples of a few target ("unseen") classes. Recently, methods employing…

Computer Vision and Pattern Recognition · Computer Science 2022-12-13 Sandipan Sarma , Sushil Kumar , Arijit Sur

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

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

We introduce the problem of zero-shot sign language recognition (ZSSLR), where the goal is to leverage models learned over the seen sign class examples to recognize the instances of unseen signs. To this end, we propose to utilize the…

Computer Vision and Pattern Recognition · Computer Science 2019-07-25 Yunus Can Bilge , Nazli Ikizler-Cinbis , Ramazan Gokberk Cinbis

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

Zero-shot learning (ZSL) is made possible by learning a projection function between a feature space and a semantic space (e.g.,~an attribute space). Key to ZSL is thus to learn a projection that is robust against the often large domain gap…

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

Object classes that surround us have a natural tendency to emerge at varying levels of abstraction. We propose a Bayesian approach to zero-shot learning (ZSL) that introduces the notion of meta-classes and implements a Bayesian hierarchy…

Computer Vision and Pattern Recognition · Computer Science 2020-08-28 Sarkhan Badirli , Zeynep Akata , Murat Dundar

Deep neural networks have achieved promising progress in remote sensing (RS) image classification, for which the training process requires abundant samples for each class. However, it is time-consuming and unrealistic to annotate labels for…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Wenjia Xu , Jiuniu Wang , Zhiwei Wei , Mugen Peng , Yirong Wu

Continual zero-shot learning(CZSL) is a new domain to classify objects sequentially the model has not seen during training. It is more suitable than zero-shot and continual learning approaches in real-case scenarios when data may come…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Subhankar Ghosh

The Zero-Shot Learning (ZSL) task attempts to learn concepts without any labeled data. Unlike traditional classification/detection tasks, the evaluation environment is provided unseen classes never encountered during training. As such, it…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Abhijit Suprem

Change detection and irregular object extraction in 3D point clouds is a challenging task that is of high importance not only for autonomous navigation but also for updating existing digital twin models of various industrial environments.…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Nikolaos Stathoulopoulos , Anton Koval , George Nikolakopoulos

Zero-shot learning (ZSL) aims to recognize unseen classes based on the knowledge of seen classes. Previous methods focused on learning direct embeddings from global features to the semantic space in hope of knowledge transfer from seen…

Computer Vision and Pattern Recognition · Computer Science 2021-10-15 Ziyang Wang , Yunhao Gou , Jingjing Li , Yu Zhang , Yang Yang