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相关论文: Enhancing Few-shot NER with Prompt Ordering based …

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Data Augmentation (DA) is frequently used to provide additional training data without extra human annotation automatically. However, data augmentation may introduce noisy data that impairs training. To guarantee the quality of augmented…

计算与语言 · 计算机科学 2024-02-01 Tianqing Fang , Wenxuan Zhou , Fangyu Liu , Hongming Zhang , Yangqiu Song , Muhao Chen

Named Entity Recognition (NER) frequently suffers from the problem of insufficient labeled data, particularly in fine-grained NER scenarios. Although $K$-shot learning techniques can be applied, their performance tends to saturate when the…

计算与语言 · 计算机科学 2023-11-14 Su Ah Lee , Seokjin Oh , Woohwan Jung

Prompt-based methods have been successfully applied in sentence-level few-shot learning tasks, mostly owing to the sophisticated design of templates and label words. However, when applied to token-level labeling tasks such as NER, it would…

计算与语言 · 计算机科学 2022-11-24 Ruotian Ma , Xin Zhou , Tao Gui , Yiding Tan , Linyang Li , Qi Zhang , Xuanjing Huang

Fine-tuning pre-trained language models has recently become a common practice in building NLP models for various tasks, especially few-shot tasks. We argue that under the few-shot setting, formulating fine-tuning closer to the pre-training…

计算与语言 · 计算机科学 2022-11-01 Zihan Wang , Kewen Zhao , Zilong Wang , Jingbo Shang

Few-Shot Cross-Domain NER is the process of leveraging knowledge from data-rich source domains to perform entity recognition on data scarce target domains. Most previous state-of-the-art (SOTA) approaches use pre-trained language models…

机器学习 · 计算机科学 2025-05-13 Subhadip Nandi , Neeraj Agrawal

Data Augmentation (DA) has become a critical approach in Time Series Classification (TSC), primarily for its capacity to expand training datasets, enhance model robustness, introduce diversity, and reduce overfitting. However, the current…

机器学习 · 计算机科学 2025-07-01 Zijun Gao , Haibao Liu , Lingbo Li

Data augmentation techniques have been used to alleviate the problem of scarce labeled data in various NER tasks (flat, nested, and discontinuous NER tasks). Existing augmentation techniques either manipulate the words in the original text…

计算与语言 · 计算机科学 2023-05-29 Xuming Hu , Yong Jiang , Aiwei Liu , Zhongqiang Huang , Pengjun Xie , Fei Huang , Lijie Wen , Philip S. Yu

Despite pre-trained language models such as BERT have achieved appealing performance in a wide range of natural language processing tasks, they are computationally expensive to be deployed in real-time applications. A typical method is to…

计算与语言 · 计算机科学 2021-06-22 Lingyun Feng , Minghui Qiu , Yaliang Li , Hai-Tao Zheng , Ying Shen

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…

计算机视觉与模式识别 · 计算机科学 2025-07-17 Kexuan Shi , Zhuang Qi , Jingjing Zhu , Lei Meng , Yaochen Zhang , Haibei Huang , Xiangxu Meng

Tabular data is prevalent in many critical domains, yet it is often challenging to acquire in large quantities. This scarcity usually results in poor performance of machine learning models on such data. Data augmentation, a common strategy…

机器学习 · 计算机科学 2024-07-30 Andrei Margeloiu , Adrián Bazaga , Nikola Simidjievski , Pietro Liò , Mateja Jamnik

Data augmentation is widely used for machine learning; however, an effective method to apply data augmentation has not been established even though it includes several factors that should be tuned carefully. One such factor is sample…

机器学习 · 计算机科学 2020-10-30 Tomoumi Takase , Ryo Karakida , Hideki Asoh

Developing neuromorphic intelligence on event-based datasets with Spiking Neural Networks (SNNs) has recently attracted much research attention. However, the limited size of event-based datasets makes SNNs prone to overfitting and unstable…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Yuhang Li , Youngeun Kim , Hyoungseob Park , Tamar Geller , Priyadarshini Panda

Data augmentation (DA) has been widely utilized to improve generalization in training deep neural networks. Recently, human-designed data augmentation has been gradually replaced by automatically learned augmentation policy. Through finding…

计算机视觉与模式识别 · 计算机科学 2019-12-25 Xinyu Zhang , Qiang Wang , Jian Zhang , Zhao Zhong

Scaling laws dictate that the performance of AI models is proportional to the amount of available data. Data augmentation is a promising solution to expanding the dataset size. Traditional approaches focused on augmentation using rotation,…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Fazle Rahat , M Shifat Hossain , Md Rubel Ahmed , Sumit Kumar Jha , Rickard Ewetz

Named Entity Recognition (NER), a fundamental task in Natural Language Processing (NLP), has shown significant advancements for high-resource languages. However, due to a lack of annotated datasets and limited representation in Pre-trained…

计算与语言 · 计算机科学 2025-04-15 Toqeer Ehsan , Thamar Solorio

Deep learning has performed remarkably well on many tasks recently. However, the superior performance of deep models relies heavily on the availability of a large number of training data, which limits the wide adaptation of deep models on…

机器学习 · 计算机科学 2022-10-14 Huiyuan Yang , Han Yu , Akane Sano

In recent years, semi-supervised graph learning with data augmentation (DA) is currently the most commonly used and best-performing method to enhance model robustness in sparse scenarios with few labeled samples. Differing from homogeneous…

机器学习 · 计算机科学 2022-12-02 Ying Chen , Siwei Qiang , Mingming Ha , Xiaolei Liu , Shaoshuai Li , Lingfeng Yuan , Xiaobo Guo , Zhenfeng Zhu

Contrastive learning has recently achieved compelling performance in unsupervised sentence representation. As an essential element, data augmentation protocols, however, have not been well explored. The pioneering work SimCSE resorting to a…

计算与语言 · 计算机科学 2024-06-17 Dongsheng Zhu , Zhenyu Mao , Jinghui Lu , Rui Zhao , Fei Tan

Dialogue systems need to produce responses that realize multiple types of dialogue acts (DAs) with high semantic fidelity. In the past, natural language generators (NLGs) for dialogue were trained on large parallel corpora that map from a…

计算与语言 · 计算机科学 2023-07-28 Angela Ramirez , Karik Agarwal , Juraj Juraska , Utkarsh Garg , Marilyn A. Walker

We address the Unsupervised Domain Adaptation (UDA) problem in image classification from a new perspective. In contrast to most existing works which either align the data distributions or learn domain-invariant features, we directly learn a…

计算机视觉与模式识别 · 计算机科学 2020-12-03 Qian Wang , Fanlin Meng , Toby P. Breckon