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Training deep neural networks requires many training samples, but in practice, training labels are expensive to obtain and may be of varying quality, as some may be from trusted expert labelers while others might be from heuristics or other…

信息检索 · 计算机科学 2018-06-25 Mostafa Dehghani , Jaap Kamps

Text classification stands as a cornerstone within the realm of Natural Language Processing (NLP), particularly when viewed through computer science and engineering. The past decade has seen deep learning revolutionize text classification,…

计算与语言 · 计算机科学 2025-04-23 Marco Siino , Ilenia Tinnirello , Marco La Cascia

Continual learning has become increasingly important as it enables NLP models to constantly learn and gain knowledge over time. Previous continual learning methods are mainly designed to preserve knowledge from previous tasks, without much…

计算与语言 · 计算机科学 2021-06-14 Yufan Huang , Yanzhe Zhang , Jiaao Chen , Xuezhi Wang , Diyi Yang

Ample evidence suggests that better machine learning models may be steadily obtained by training on increasingly larger datasets on natural language processing (NLP) problems from non-medical domains. Whether the same holds true for medical…

计算与语言 · 计算机科学 2020-10-29 Jean-Baptiste Lamare , Tobi Olatunji , Li Yao

Significant advances have been made in Natural Language Processing (NLP) modelling since the beginning of 2018. The new approaches allow for accurate results, even when there is little labelled data, because these NLP models can benefit…

机器学习 · 计算机科学 2019-09-10 Yew Ken Chia , Sam Witteveen , Martin Andrews

This work proposes a new image analysis tool called Label Consistent Transform Learning (LCTL). Transform learning is a recent unsupervised representation learning approach; we add supervision by incorporating a label consistency…

图像与视频处理 · 电气工程与系统科学 2019-12-25 Jyoti Maggu , Hemant K. Aggarwal , Angshul Majumdar

There has been increased interest in devising learning techniques that combine unlabeled data with labeled data ? i.e. semi-supervised learning. However, to the best of our knowledge, no study has been performed across various techniques…

机器学习 · 计算机科学 2011-09-12 N. V. Chawla , Grigoris Karakoulas

Convolutional Neural Networks (ConvNets) have achieved excellent recognition performance in various visual recognition tasks. A large labeled training set is one of the most important factors for its success. However, it is difficult to…

计算机视觉与模式识别 · 计算机科学 2017-05-11 Bin-Bin Gao , Chao Xing , Chen-Wei Xie , Jianxin Wu , Xin Geng

The Limit Order Book (LOB), the mostly fundamental data of the financial market, provides a fine-grained view of market dynamics while poses significant challenges in dealing with the esteemed deep models due to its strong autocorrelation,…

计算工程、金融与科学 · 计算机科学 2025-05-06 Muyao Zhong , Yushi Lin , Peng Yang

Instance- and Label-dependent label Noise (ILN) widely exists in real-world datasets but has been rarely studied. In this paper, we focus on Bounded Instance- and Label-dependent label Noise (BILN), a particular case of ILN where the label…

机器学习 · 统计学 2020-12-14 Jiacheng Cheng , Tongliang Liu , Kotagiri Ramamohanarao , Dacheng Tao

Large-scale Multi-label Text Classification (LMTC) has a wide range of Natural Language Processing (NLP) applications and presents interesting challenges. First, not all labels are well represented in the training set, due to the very large…

Multi-label classification aims to classify instances with discrete non-exclusive labels. Most approaches on multi-label classification focus on effective adaptation or transformation of existing binary and multi-class learning approaches…

机器学习 · 计算机科学 2019-01-03 Piotr Szymański , Tomasz Kajdanowicz , Nitesh Chawla

Multi-label classification is a type of supervised learning where an instance may belong to multiple labels simultaneously. Predicting each label independently has been criticized for not exploiting any correlation between labels. In this…

机器学习 · 统计学 2023-10-25 Hyukjun Gweon , Matthias Schonlau , Stefan Steiner

Partial-label learning (PLL) is a peculiar weakly-supervised learning task where the training samples are generally associated with a set of candidate labels instead of single ground truth. While a variety of label disambiguation methods…

机器学习 · 计算机科学 2022-09-22 Haobo Wang , Mingxuan Xia , Yixuan Li , Yuren Mao , Lei Feng , Gang Chen , Junbo Zhao

To obtain a large amount of training labels inexpensively, researchers have recently adopted the weak supervision (WS) paradigm, which leverages labeling rules to synthesize training labels rather than using individual annotations to…

计算与语言 · 计算机科学 2022-10-10 Linxin Song , Jieyu Zhang , Tianxiang Yang , Masayuki Goto

Multi-label ranking maps instances to a ranked set of predicted labels from multiple possible classes. The ranking approach for multi-label learning problems received attention for its success in multi-label classification, with one of the…

计算机视觉与模式识别 · 计算机科学 2022-12-09 Emine Dari , V. Bugra Yesilkaynak , Alican Mertan , Gozde Unal

Current text classification methods typically require a good number of human-labeled documents as training data, which can be costly and difficult to obtain in real applications. Humans can perform classification without seeing any labeled…

计算与语言 · 计算机科学 2020-10-15 Yu Meng , Yunyi Zhang , Jiaxin Huang , Chenyan Xiong , Heng Ji , Chao Zhang , Jiawei Han

Representation learning has been proven to play an important role in the unprecedented success of machine learning models in numerous tasks, such as machine translation, face recognition and recommendation. The majority of existing…

机器学习 · 计算机科学 2020-09-24 Wentao Wang , Guowei Xu , Wenbiao Ding , Gale Yan Huang , Guoliang Li , Jiliang Tang , Zitao Liu

Assessing instruction quality is a fundamental component of any improvement efforts in the education system. However, traditional manual assessments are expensive, subjective, and heavily dependent on observers' expertise and idiosyncratic…

计算与语言 · 计算机科学 2025-01-03 Paiheng Xu , Jing Liu , Nathan Jones , Julie Cohen , Wei Ai

Semi-supervised learning methods are motivated by the availability of large datasets with unlabeled features in addition to labeled data. Unlabeled data is, however, not guaranteed to improve classification performance and has in fact been…

机器学习 · 统计学 2019-10-25 Xiuming Liu , Dave Zachariah , Johan Wågberg , Thomas B. Schön