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Few-shot learning requires to recognize novel classes with scarce labeled data. Prototypical network is useful in existing researches, however, training on narrow-size distribution of scarce data usually tends to get biased prototypes. In…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 Jinlu Liu , Liang Song , Yongqiang Qin

Image modality recognition is essential for efficient imaging workflows in current clinical environments, where multiple imaging modalities are used to better comprehend complex diseases. Emerging biomarkers from novel, rare modalities are…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Santi Puch , Irina Sánchez , Matt Rowe

Few-Shot Open-Set Recognition (FSOSR) targets a critical real-world challenge, aiming to categorize inputs into known categories, termed closed-set classes, while identifying open-set inputs that fall outside these classes. Although…

Computer Vision and Pattern Recognition · Computer Science 2025-10-01 Byeonggeun Kim , Juntae Lee , Kyuhong Shim , Simyung Chang

Neural network models that are not conditioned on class identities were shown to facilitate knowledge transfer between classes and to be well-suited for one-shot learning tasks. Following this motivation, we further explore and establish…

Machine Learning · Statistics 2018-06-28 Gil Keren , Maximilian Schmitt , Thomas Kehrenberg , Björn Schuller

Few-shot segmentation has garnered significant attention. Many recent approaches attempt to introduce the Segment Anything Model (SAM) to handle this task. With the strong generalization ability and rich object-specific extraction ability…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Jin Wang , Bingfeng Zhang , Jian Pang , Weifeng Liu , Baodi Liu , Honglong Chen

Few-shot segmentation enables the model to recognize unseen classes with few annotated examples. Most existing methods adopt prototype learning architecture, where support prototype vectors are expanded and concatenated with query features…

Computer Vision and Pattern Recognition · Computer Science 2022-03-09 Xiaoyu Zhao , Xiaoqian Chen , Zhiqiang Gong , Wen Yao , Yunyang Zhang , Xiaohu Zheng

Semantic segmentation models are limited in their ability to scale to large numbers of object classes. In this paper, we introduce the new task of zero-shot semantic segmentation: learning pixel-wise classifiers for never-seen object…

Computer Vision and Pattern Recognition · Computer Science 2019-11-19 Maxime Bucher , Tuan-Hung Vu , Matthieu Cord , Patrick Pérez

Learning with few samples is a major challenge for parameter-rich models like deep networks. In contrast, people learn complex new concepts even from very few examples, suggesting that the sample complexity of learning can often be reduced.…

Machine Learning · Computer Science 2019-06-11 Roman Visotsky , Yuval Atzmon , Gal Chechik

We propose a method for learning embeddings for few-shot learning that is suitable for use with any number of ways and any number of shots (shot-free). Rather than fixing the class prototypes to be the Euclidean average of sample…

Machine Learning · Computer Science 2020-04-23 Avinash Ravichandran , Rahul Bhotika , Stefano Soatto

We consider the few-shot classification task with an unbalanced dataset, in which some classes have sufficient training samples while other classes only have limited training samples. Recent works have proposed to solve this task by…

Computer Vision and Pattern Recognition · Computer Science 2020-08-25 Vivek Roy , Yan Xu , Yu-Xiong Wang , Kris Kitani , Ruslan Salakhutdinov , Martial Hebert

Fine-grained few-shot recognition often suffers from the problem of training data scarcity for novel categories.The network tends to overfit and does not generalize well to unseen classes due to insufficient training data. Many methods have…

Computer Vision and Pattern Recognition · Computer Science 2021-08-26 Jingyi Xu , Hieu Le , Mingzhen Huang , ShahRukh Athar , Dimitris Samaras

Large pretrained language models (LMs) like BERT have improved performance in many disparate natural language processing (NLP) tasks. However, fine tuning such models requires a large number of training examples for each target task.…

Computation and Language · Computer Science 2022-01-28 Jixuan Wang , Kuan-Chieh Wang , Frank Rudzicz , Michael Brudno

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 methods for object detection typically require a substantial amount of training data and preparing such high-quality training data is very labor-intensive. In this paper, we propose a novel few-shot object detection network…

Computer Vision and Pattern Recognition · Computer Science 2020-05-12 Qi Fan , Wei Zhuo , Chi-Keung Tang , Yu-Wing Tai

Few-Shot Classification(FSC) aims to generalize from base classes to novel classes given very limited labeled samples, which is an important step on the path toward human-like machine learning. State-of-the-art solutions involve learning to…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Xiongkun Linghu , Yan Bai , Yihang Lou , Shengsen Wu , Jinze Li , Jianzhong He , Tao Bai

Conventional methods for object detection usually require substantial amounts of training data and annotated bounding boxes. If there are only a few training data and annotations, the object detectors easily overfit and fail to generalize.…

Computer Vision and Pattern Recognition · Computer Science 2020-08-31 Geonuk Kim , Hong-Gyu Jung , Seong-Whan Lee

Few-shot video action recognition is an effective approach to recognizing new categories with only a few labeled examples, thereby reducing the challenges associated with collecting and annotating large-scale video datasets. Existing…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Sarinda Samarasinghe , Mamshad Nayeem Rizve , Navid Kardan , Mubarak Shah

Few-shot Learning (FSL) aims to classify new concepts from a small number of examples. While there have been an increasing amount of work on few-shot object classification in the last few years, most current approaches are limited to images…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Mathieu Pagé Fortin , Brahim Chaib-draa

We are interested in developing a unified machine learning model over many mobile devices for practical learning tasks, where each device only has very few training data. This is a commonly encountered situation in mobile computing…

Machine Learning · Computer Science 2021-04-02 Chenyou Fan , Jianwei Huang

Few-shot classification is a challenge in machine learning where the goal is to train a classifier using a very limited number of labeled examples. This scenario is likely to occur frequently in real life, for example when data acquisition…

Neural and Evolutionary Computing · Computer Science 2020-09-09 Lyes Khacef , Vincent Gripon , Benoit Miramond
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