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Related papers: Polarity Loss for Zero-shot Object Detection

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Despite great progress in object detection, most existing methods work only on a limited set of object categories, due to the tremendous human effort needed for bounding-box annotations of training data. To alleviate the problem, recent…

Computer Vision and Pattern Recognition · Computer Science 2022-07-14 Mingfei Gao , Chen Xing , Juan Carlos Niebles , Junnan Li , Ran Xu , Wenhao Liu , Caiming Xiong

We introduce a novel loss max-pooling concept for handling imbalanced training data distributions, applicable as alternative loss layer in the context of deep neural networks for semantic image segmentation. Most real-world semantic…

Computer Vision and Pattern Recognition · Computer Science 2017-04-11 Samuel Rota Bulò , Gerhard Neuhold , Peter Kontschieder

The modern image search system requires semantic understanding of image, and a key yet under-addressed problem is to learn a good metric for measuring the similarity between images. While deep metric learning has yielded impressive…

Computer Vision and Pattern Recognition · Computer Science 2017-08-08 Jian Wang , Feng Zhou , Shilei Wen , Xiao Liu , Yuanqing Lin

Zero-Shot Learning (ZSL) is an emerging research that aims to solve the classification problems with very few training data. The present works on ZSL mainly focus on the mapping of learning semantic space to visual space. It encounters many…

Computer Vision and Pattern Recognition · Computer Science 2021-03-01 Zeng Ting , Xiang Hongxin , Xie Cheng , Yang Yun , Liu Qing

The core problem in zero-shot open vocabulary detection is how to align visual and text features, so that the detector performs well on unseen classes. Previous approaches train the feature pyramid and detection head from scratch, which…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Relja Arandjelović , Alex Andonian , Arthur Mensch , Olivier J. Hénaff , Jean-Baptiste Alayrac , Andrew Zisserman

Building robust and generic object detection frameworks requires scaling to larger label spaces and bigger training datasets. However, it is prohibitively costly to acquire annotations for thousands of categories at a large scale. We…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Shiyu Zhao , Zhixing Zhang , Samuel Schulter , Long Zhao , Vijay Kumar B. G , Anastasis Stathopoulos , Manmohan Chandraker , Dimitris Metaxas

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

From the beginning of zero-shot learning research, visual attributes have been shown to play an important role. In order to better transfer attribute-based knowledge from known to unknown classes, we argue that an image representation with…

Computer Vision and Pattern Recognition · Computer Science 2021-05-07 Wenjia Xu , Yongqin Xian , Jiuniu Wang , Bernt Schiele , Zeynep Akata

Large-scale pre-training methods of learning cross-modal representations on image-text pairs are becoming popular for vision-language tasks. While existing methods simply concatenate image region features and text features as input to the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Xiujun Li , Xi Yin , Chunyuan Li , Pengchuan Zhang , Xiaowei Hu , Lei Zhang , Lijuan Wang , Houdong Hu , Li Dong , Furu Wei , Yejin Choi , Jianfeng Gao

Zero-Shot Learning (ZSL) aims to classify a test instance from an unseen category based on the training instances from seen categories, in which the gap between seen categories and unseen categories is generally bridged via visual-semantic…

Computer Vision and Pattern Recognition · Computer Science 2017-12-14 Li Niu , Jianfei Cai , Ashok Veeraraghavan

A model's capacity to generalize its knowledge to interpret unseen inputs with different characteristics is crucial to build robust and reliable machine learning systems. Language model evaluation tasks lack information metrics about model…

Computation and Language · Computer Science 2024-09-10 Saksham Bassi , Duygu Ataman , Kyunghyun Cho

Object detection is considered as one of the most challenging problems in computer vision, since it requires correct prediction of both classes and locations of objects in images. In this study, we define a more difficult scenario, namely…

Computer Vision and Pattern Recognition · Computer Science 2019-07-16 Berkan Demirel , Ramazan Gokberk Cinbis , Nazli Ikizler-Cinbis

Zero-Shot Learning (ZSL) promises to scale visual recognition by bypassing the conventional model training requirement of annotated examples for every category. This is achieved by establishing a mapping connecting low-level features and a…

Computer Vision and Pattern Recognition · Computer Science 2016-11-29 Xun Xu , Timothy M. Hospedales , Shaogang Gong

We consider the problem of zero-shot recognition: learning a visual classifier for a category with zero training examples, just using the word embedding of the category and its relationship to other categories, which visual data are…

Computer Vision and Pattern Recognition · Computer Science 2018-04-10 Xiaolong Wang , Yufei Ye , Abhinav Gupta

This paper addresses the problem of enabling a robot to search for a semantic object, i.e., an object with a semantic label, in an unknown and GPS-denied environment. For the robot in the unknown environment to detect and find the target…

Robotics · Computer Science 2023-11-22 Zhentian Qian , Jie Fu , Jing Xiao

Zero-shot learning (ZSL) aims to recognize unseen objects using disjoint seen objects via sharing attributes. The generalization performance of ZSL is governed by the attributes, which transfer semantic information from seen classes to…

Computer Vision and Pattern Recognition · Computer Science 2019-07-23 Xiaofeng Xu , Ivor W. Tsang , Chuancai Liu

Image caption generation is one of the most challenging problems at the intersection of vision and language domains. In this work, we propose a realistic captioning task where the input scenes may incorporate visual objects with no…

Computer Vision and Pattern Recognition · Computer Science 2022-07-04 Berkan Demirel , Ramazan Gokberk Cinbis

Supervised learning methods can solve the given problem in the presence of a large set of labeled data. However, the acquisition of a dataset covering all the target classes typically requires manual labeling which is expensive and…

Sound · Computer Science 2022-06-13 Duygu Dogan , Huang Xie , Toni Heittola , Tuomas Virtanen

Learning model-free object pose estimation for unseen instances remains a fundamental challenge in 3D vision. Existing methods typically fall into two disjoint paradigms: category-level approaches predict absolute poses in a canonical space…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Weihang Li , Lorenzo Garattoni , Fabien Despinoy , Nassir Navab , Benjamin Busam

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