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Few-shot and zero-shot text classification aim to recognize samples from novel classes with limited labeled samples or no labeled samples at all. While prevailing methods have shown promising performance via transferring knowledge from seen…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Han Liu , Siyang Zhao , Xiaotong Zhang , Feng Zhang , Wei Wang , Fenglong Ma , Hongyang Chen , Hong Yu , Xianchao Zhang

New classes of sounds constantly emerge with a few samples, making it challenging for models to adapt to dynamic acoustic environments. This challenge motivates us to address the new problem of few-shot class-incremental audio…

Sound · Computer Science 2023-05-30 Wei Xie , Yanxiong Li , Qianhua He , Wenchang Cao , Tuomas Virtanen

The training of deep-learning-based text classification models relies heavily on a huge amount of annotation data, which is difficult to obtain. When the labeled data is scarce, models tend to struggle to achieve satisfactory performance.…

Computation and Language · Computer Science 2020-04-07 Dianbo Sui , Yubo Chen , Binjie Mao , Delai Qiu , Kang Liu , Jun Zhao

We present a domain adaptation based generative framework for zero-shot learning. Our framework addresses the problem of domain shift between the seen and unseen class distributions in zero-shot learning and minimizes the shift by…

Machine Learning · Computer Science 2020-02-25 Varun Khare , Divyat Mahajan , Homanga Bharadhwaj , Vinay Verma , Piyush Rai

Generalized Zero-Shot Learning (GZSL) aims to recognize new categories with auxiliary semantic information,e.g., category attributes. In this paper, we handle the critical issue of domain shift problem, i.e., confusion between seen and…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Chaoqun Wang , Shaobo Min , Xuejin Chen , Xiaoyan Sun , Houqiang Li

Zero-shot learning (ZSL) has received increasing attention in recent years especially in areas of fine-grained object recognition, retrieval, and image captioning. The key to ZSL is to transfer knowledge from the seen to the unseen classes…

Machine Learning · Computer Science 2020-02-12 Zhizhe Liu , Xingxing Zhang , Zhenfeng Zhu , Shuai Zheng , Yao Zhao , Jian Cheng

Sketch-based 3D shape retrieval is a challenging task due to the large domain discrepancy between sketches and 3D shapes. Since existing methods are trained and evaluated on the same categories, they cannot effectively recognize the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-01 Rui Xu , Zongyan Han , Le Hui , Jianjun Qian , Jin Xie

This paper proposes a few-shot method based on Faster R-CNN and representation learning for object detection in aerial images. The two classification branches of Faster R-CNN are replaced by prototypical networks for online adaptation to…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Pierre Le Jeune , Mustapha Lebbah , Anissa Mokraoui , Hanene Azzag

Few-shot learning (learning with a few samples) is one of the most important cognitive abilities of the human brain. However, the current artificial intelligence systems meet difficulties in achieving this ability. Similar challenges also…

Neural and Evolutionary Computing · Computer Science 2022-12-06 Yang Li , Yiting Dong , Dongcheng Zhao , Yi Zeng

Few-shot learning (FSL) aims to learn new categories with a few visual samples per class. Few-shot class representations are often biased due to data scarcity. To mitigate this issue, we propose to generate visual samples based on semantic…

Computer Vision and Pattern Recognition · Computer Science 2022-05-09 Jingyi Xu , Hieu Le

Deep-embedding methods aim to discover representations of a domain that make explicit the domain's class structure and thereby support few-shot learning. Disentangling methods aim to make explicit compositional or factorial structure. We…

Machine Learning · Computer Science 2018-05-22 Karl Ridgeway , Michael C. Mozer

Open-set few-shot image classification aims to train models using a small amount of labeled data, enabling them to achieve good generalization when confronted with unknown environments. Existing methods mainly use visual information from a…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Kexuan Shi , Zhuang Qi , Jingjing Zhu , Lei Meng , Yaochen Zhang , Haibei Huang , Xiangxu Meng

Conventional training of a deep CNN based object detector demands a large number of bounding box annotations, which may be unavailable for rare categories. In this work we develop a few-shot object detector that can learn to detect novel…

Computer Vision and Pattern Recognition · Computer Science 2019-10-22 Bingyi Kang , Zhuang Liu , Xin Wang , Fisher Yu , Jiashi Feng , Trevor Darrell

To recognize the unseen classes with only few samples, few-shot learning (FSL) uses prior knowledge learned from the seen classes. A major challenge for FSL is that the distribution of the unseen classes is different from that of those…

Machine Learning · Computer Science 2020-07-28 Jiechao Guan , Zhiwu Lu , Tao Xiang , Ji-Rong Wen

Universal Domain Adaptation aims to transfer the knowledge between the datasets by handling two shifts: domain-shift and category-shift. The main challenge is correctly distinguishing the unknown target samples while adapting the…

Computer Vision and Pattern Recognition · Computer Science 2022-12-19 Sungsu Hur , Inkyu Shin , Kwanyong Park , Sanghyun Woo , In So Kweon

Although the Prototypical Network (ProtoNet) has demonstrated effectiveness in few-shot biological event detection, two persistent issues remain. Firstly, there is difficulty in constructing a representative negative prototype due to the…

Sound · Computer Science 2024-09-24 Yaxiong Chen , Xueping Zhang , Yunfei Zi , Shengwu Xiong

Few-shot semantic segmentation aims to learn to segment new object classes with only a few annotated examples, which has a wide range of real-world applications. Most existing methods either focus on the restrictive setting of one-way…

Computer Vision and Pattern Recognition · Computer Science 2022-12-05 Yongfei Liu , Xiangyi Zhang , Songyang Zhang , Xuming He

Few-shot learning is a problem of high interest in the evolution of deep learning. In this work, we consider the problem of few-shot object detection (FSOD) in a real-world, class-imbalanced scenario. For our experiments, we utilize the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-18 Anay Majee , Kshitij Agrawal , Anbumani Subramanian

This paper presents two ways of dealing with scarce data in semantic decoding using N-Best speech recognition hypotheses. First, we learn features by using a deep learning architecture in which the weights for the unknown and known…

Computation and Language · Computer Science 2018-06-22 Lina M. Rojas-Barahona , Stefan Ultes , Pawel Budzianowski , Iñigo Casanueva , Milica Gasic , Bo-Hsiang Tseng , Steve Young

As a kind of generative self-supervised learning methods, generative adversarial nets have been widely studied in the field of anomaly detection. However, the representation learning ability of the generator is limited since it pays too…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Xuan Xia , Xizhou Pan , Xing He , Jingfei Zhang , Ning Ding , Lin Ma