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Learning from a few examples is an important practical aspect of training classifiers. Various works have examined this aspect quite well. However, all existing approaches assume that the few examples provided are always correctly labeled.…

计算机视觉与模式识别 · 计算机科学 2020-11-24 Pratik Mazumder , Pravendra Singh , Vinay P. Namboodiri

Neural network-based language models deal with data sparsity problems by mapping the large discrete space of words into a smaller continuous space of real-valued vectors. By learning distributed vector representations for words, each…

计算与语言 · 计算机科学 2018-09-27 Davide Nunes , Luis Antunes

We study few-shot learning in natural language domains. Compared to many existing works that apply either metric-based or optimization-based meta-learning to image domain with low inter-task variance, we consider a more realistic setting,…

计算与语言 · 计算机科学 2018-05-22 Mo Yu , Xiaoxiao Guo , Jinfeng Yi , Shiyu Chang , Saloni Potdar , Yu Cheng , Gerald Tesauro , Haoyu Wang , Bowen Zhou

It is expensive and difficult to obtain the large number of sentence-level intent and token-level slot label annotations required to train neural network (NN)-based Natural Language Understanding (NLU) components of task-oriented dialog…

计算与语言 · 计算机科学 2022-12-16 Rashmi Gangadharaiah , Balakrishnan Narayanaswamy

We propose to study the problem of few-shot learning with the prism of inference on a partially observed graphical model, constructed from a collection of input images whose label can be either observed or not. By assimilating generic…

机器学习 · 统计学 2018-02-21 Victor Garcia , Joan Bruna

Linear chain conditional random fields (CRFs) combined with contextual word embeddings have achieved state of the art performance on sequence labeling tasks. In many of these tasks, the identity of the neighboring words is often the most…

计算与语言 · 计算机科学 2021-03-31 Harshil Shah , Tim Xiao , David Barber

Natural language understanding (NLU) in the context of goal-oriented dialog systems typically includes intent classification and slot labeling tasks. Existing methods to expand an NLU system to new languages use machine translation with…

计算与语言 · 计算机科学 2020-10-09 Weijia Xu , Batool Haider , Saab Mansour

Few-shot learning (FSL) aims to recognize new concepts using a limited number of visual samples. Existing approaches attempt to incorporate semantic information into the limited visual data for category understanding. However, these methods…

计算机视觉与模式识别 · 计算机科学 2024-08-23 Mushui Liu , Fangtai Wu , Bozheng Li , Ziqian Lu , Yunlong Yu , Xi Li

State-of-the-art few-shot learning (FSL) methods leverage prompt-based fine-tuning to obtain remarkable results for natural language understanding (NLU) tasks. While much of the prior FSL methods focus on improving downstream task…

计算与语言 · 计算机科学 2023-06-22 Venkata Prabhakara Sarath Nookala , Gaurav Verma , Subhabrata Mukherjee , Srijan Kumar

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…

计算机视觉与模式识别 · 计算机科学 2021-01-05 Mathieu Pagé Fortin , Brahim Chaib-draa

Few-shot learning has been used to tackle the problem of label scarcity in text classification, of which meta-learning based methods have shown to be effective, such as the prototypical networks (PROTO). Despite the success of PROTO, there…

计算与语言 · 计算机科学 2023-03-17 Chengcheng Han , Yuhe Wang , Yingnan Fu , Xiang Li , Minghui Qiu , Ming Gao , Aoying Zhou

Most computer aided pathology detection systems rely on large volumes of quality annotated data to aid diagnostics and follow up procedures. However, quality assuring large volumes of annotated medical image data can be subjective and…

计算机视觉与模式识别 · 计算机科学 2020-08-10 Sohini Roychowdhury

Conventional training of deep neural networks requires a large number of the annotated image which is a laborious and time-consuming task, particularly for rare objects. Few-shot object detection (FSOD) methods offer a remedy by realizing…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Zeyu Shangguan , Mohammad Rostami

Few-shot learning aims to recognize instances from novel classes with few labeled samples, which has great value in research and application. Although there has been a lot of work in this area recently, most of the existing work is based on…

计算机视觉与模式识别 · 计算机科学 2020-10-14 Congqi Cao , Yajuan Li , Qinyi Lv , Peng Wang , Yanning Zhang

Few-shot learning aims to train models that can be generalized to novel classes with only a few samples. Recently, a line of works are proposed to enhance few-shot learning with accessible semantic information from class names. However,…

机器学习 · 计算机科学 2023-07-11 Zihao Jiang , Yunkai Dang , Dong Pang , Huishuai Zhang , Weiran Huang

To recognize objects of the unseen classes, most existing Zero-Shot Learning(ZSL) methods first learn a compatible projection function between the common semantic space and the visual space based on the data of source seen classes, then…

计算机视觉与模式识别 · 计算机科学 2020-01-07 Ziyu Wan , Dongdong Chen , Yan Li , Xingguang Yan , Junge Zhang , Yizhou Yu , Jing Liao

Graph few-shot learning, which aims to classify nodes from novel classes with only a few labeled examples, is a widely studied problem in graph learning. However, existing methods often face two key limitations. First, the predominant graph…

人工智能 · 计算机科学 2026-05-26 Renchu Guan , Yajun Wang , Chunli Guo , Bowen Cao , Fausto Giunchiglia , Wei Pang , Yonghao Liu , Xiaoyue Feng

Most existing works in few-shot learning rely on meta-learning the network on a large base dataset which is typically from the same domain as the target dataset. We tackle the problem of cross-domain few-shot learning where there is a large…

计算机视觉与模式识别 · 计算机科学 2021-11-02 Ashraful Islam , Chun-Fu Chen , Rameswar Panda , Leonid Karlinsky , Rogerio Feris , Richard J. Radke

Few-shot object detection (FSOD) has thrived in recent years to learn novel object classes with limited data by transferring knowledge gained on abundant base classes. FSOD approaches commonly assume that both the scarcely provided examples…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Karim Guirguis , George Eskandar , Matthias Kayser , Bin Yang , Juergen Beyerer

Few-shot Named Entity Recognition (NER) aims to extract named entities using only a limited number of labeled examples. Existing contrastive learning methods often suffer from insufficient distinguishability in context vector representation…

计算与语言 · 计算机科学 2024-05-09 Haojie Zhang , Yimeng Zhuang