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Active learning (AL) combines data labeling and model training to minimize the labeling cost by prioritizing the selection of high value data that can best improve model performance. In pool-based active learning, accessible unlabeled data…

Machine Learning · Computer Science 2020-07-21 Mingfei Gao , Zizhao Zhang , Guo Yu , Sercan O. Arik , Larry S. Davis , Tomas Pfister

A fundamental challenge for machine learning models is how to generalize learned models for out-of-distribution (OOD) data. Among various approaches, exploiting invariant features by Domain Adversarial Training (DAT) received widespread…

Machine Learning · Computer Science 2023-02-02 YiFan Zhang , Xue Wang , Jian Liang , Zhang Zhang , Liang Wang , Rong Jin , Tieniu Tan

Adversarial training (AT) is a regularization method that can be used to improve the robustness of neural network methods by adding small perturbations in the training data. We show how to use AT for the tasks of entity recognition and…

Computation and Language · Computer Science 2019-01-15 Giannis Bekoulis , Johannes Deleu , Thomas Demeester , Chris Develder

Recent work has uncovered the interesting (and somewhat surprising) finding that training models to be invariant to adversarial perturbations requires substantially larger datasets than those required for standard classification. This…

Machine Learning · Computer Science 2019-12-06 Jonathan Uesato , Jean-Baptiste Alayrac , Po-Sen Huang , Robert Stanforth , Alhussein Fawzi , Pushmeet Kohli

Active learning aims to develop label-efficient algorithms by sampling the most representative queries to be labeled by an oracle. We describe a pool-based semi-supervised active learning algorithm that implicitly learns this sampling…

Machine Learning · Computer Science 2019-10-30 Samarth Sinha , Sayna Ebrahimi , Trevor Darrell

Often, labeling large amount of data is challenging due to high labeling cost limiting the application domain of deep learning techniques. Active learning (AL) tackles this by querying the most informative samples to be annotated among…

Machine Learning · Computer Science 2020-12-09 Kwanyoung Kim , Dongwon Park , Kwang In Kim , Se Young Chun

Recently, learning from vast unlabeled data, especially self-supervised learning, has been emerging and attracted widespread attention. Self-supervised learning followed by the supervised fine-tuning on a few labeled examples can…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Wentao Zhu , Hang Shang , Tingxun Lv , Chao Liao , Sen Yang , Ji Liu

Training an ensemble of diverse sub-models has been empirically demonstrated as an effective strategy for improving the adversarial robustness of deep neural networks. However, current ensemble training methods for image recognition…

Machine Learning · Computer Science 2023-05-24 Lele Wang , Bin Liu

Cutting state monitoring in the milling process is crucial for improving manufacturing efficiency and tool life. Cutting sound detection using machine learning (ML) models, inspired by experienced machinists, can be employed as a…

Machine Learning · Computer Science 2024-10-24 Mir Imtiaz Mostafiz , Eunseob Kim , Adrian Shuai Li , Elisa Bertino , Martin Byung-Guk Jun , Ali Shakouri

The usage of machine learning models has grown substantially and is spreading into several application domains. A common need in using machine learning models is collecting the data required to train these models. In some cases, labeling a…

Machine Learning · Computer Science 2019-09-19 Chidubem Arachie , Bert Huang

Deep neural networks (DNNs) are incredibly brittle due to adversarial examples. To robustify DNNs, adversarial training was proposed, which requires large-scale but well-labeled data. However, it is quite expensive to annotate large-scale…

Machine Learning · Computer Science 2019-11-21 Jingfeng Zhang , Bo Han , Gang Niu , Tongliang Liu , Masashi Sugiyama

Active learning aims to develop label-efficient algorithms by querying the most informative samples to be labeled by an oracle. The design of efficient training methods that require fewer labels is an important research direction that…

Computer Vision and Pattern Recognition · Computer Science 2019-12-23 Ali Mottaghi , Serena Yeung

Distant supervision for relation extraction heavily suffers from the wrong labeling problem. To alleviate this issue in news data with the timestamp, we take a new factor time into consideration and propose a novel time-aware distant…

Computation and Language · Computer Science 2019-03-11 Tianwen Jiang , Sendong Zhao , Jing Liu , Jin-Ge Yao , Ming Liu , Bing Qin , Ting Liu , Chin-Yew Lin

Recent works in relation extraction (RE) have achieved promising benchmark accuracy; however, our adversarial attack experiments show that these works excessively rely on entities, making their generalization capability questionable. To…

Computation and Language · Computer Science 2024-04-05 Dawei Li , William Hogan , Jingbo Shang

Paucity of large curated hand-labeled training data for every domain-of-interest forms a major bottleneck in the deployment of machine learning models in computer vision and other fields. Recent work (Data Programming) has shown how distant…

Computer Vision and Pattern Recognition · Computer Science 2018-03-15 Arghya Pal , Vineeth N Balasubramanian

Adversarial Training (AT) and Virtual Adversarial Training (VAT) are the regularization techniques that train Deep Neural Networks (DNNs) with adversarial examples generated by adding small but worst-case perturbations to input examples. In…

Machine Learning · Computer Science 2020-06-24 Xiulong Yang , Shihao Ji

Adversarial training (AT) is currently one of the most effective ways to obtain the robustness of deep neural networks against adversarial attacks. However, most AT methods suffer from robust overfitting, i.e., a significant generalization…

Machine Learning · Computer Science 2024-03-15 Daiwei Yu , Zhuorong Li , Lina Wei , Canghong Jin , Yun Zhang , Sixian Chan

Distant supervision has been a widely used method for neural relation extraction for its convenience of automatically labeling datasets. However, existing works on distantly supervised relation extraction suffer from the low quality of test…

Computation and Language · Computer Science 2020-10-20 Pengshuai Li , Xinsong Zhang , Weijia Jia , Wei Zhao

In several supervised learning scenarios, auxiliary losses are used in order to introduce additional information or constraints into the supervised learning objective. For instance, knowledge distillation aims to mimic outputs of a powerful…

Machine Learning · Computer Science 2022-12-08 Durga Sivasubramanian , Ayush Maheshwari , Pradeep Shenoy , Prathosh AP , Ganesh Ramakrishnan

Compared with standard supervised learning, the key difficulty in semi-supervised learning is how to make full use of the unlabeled data. A recently proposed method, virtual adversarial training (VAT), smartly performs adversarial training…

Machine Learning · Computer Science 2019-03-04 Bing Yu , Jingfeng Wu , Jinwen Ma , Zhanxing Zhu