中文
相关论文

相关论文: Domain Adaptation for Time-Series Classification t…

200 篇论文

Standard supervised machine learning assumes that the distribution of the source samples used to train an algorithm is the same as the one of the target samples on which it is supposed to make predictions. However, as any data scientist…

机器学习 · 计算机科学 2020-02-12 Pirmin Lemberger , Ivan Panico

Domain adaptation (DA) arises as an important problem in statistical machine learning when the source data used to train a model is different from the target data used to test the model. Recent advances in DA have mainly been…

机器学习 · 统计学 2021-11-25 Yuansi Chen , Peter Bühlmann

Domain adaptation is a sub-field of machine learning that involves transferring knowledge from a source domain to perform the same task in the target domain. It is a typical challenge in machine learning that arises, e.g., when data is…

机器学习 · 计算机科学 2025-01-09 Philipp Spitzer , Dominik Martin , Laurin Eichberger , Niklas Kühl

Domain adaptation (DA) aims at transferring knowledge from a labeled source domain to an unlabeled target domain. Though many DA theories and algorithms have been proposed, most of them are tailored into classification settings and may fail…

计算机视觉与模式识别 · 计算机科学 2021-06-07 Junguang Jiang , Yifei Ji , Ximei Wang , Yufeng Liu , Jianmin Wang , Mingsheng Long

The problem of domain adaptation (DA) deals with adapting classifier models trained on one data distribution to different data distributions. In this paper, we introduce the Nonlinear Embedding Transform (NET) for unsupervised DA by…

计算机视觉与模式识别 · 计算机科学 2017-06-26 Hemanth Venkateswara , Shayok Chakraborty , Sethuraman Panchanathan

In machine learning, if the training data is an unbiased sample of an underlying distribution, then the learned classification function will make accurate predictions for new samples. However, if the training data is not an unbiased sample,…

机器学习 · 计算机科学 2019-01-15 Wouter M. Kouw , Marco Loog

Rates of missing data often depend on record-keeping policies and thus may change across times and locations, even when the underlying features are comparatively stable. In this paper, we introduce the problem of Domain Adaptation under…

机器学习 · 计算机科学 2023-05-05 Helen Zhou , Sivaraman Balakrishnan , Zachary C. Lipton

Domain Adaptation (DA) enables transferring a learning machine from a labeled source domain to an unlabeled target one. While remarkable advances have been made, most of the existing DA methods focus on improving the target accuracy at…

机器学习 · 计算机科学 2020-11-10 Ximei Wang , Mingsheng Long , Jianmin Wang , Michael I. Jordan

Domain adaptation on time series data is an important but challenging task. Most of the existing works in this area are based on the learning of the domain-invariant representation of the data with the help of restrictions like MMD.…

机器学习 · 计算机科学 2021-06-18 Ruichu Cai , Jiawei Chen , Zijian Li , Wei Chen , Keli Zhang , Junjian Ye , Zhuozhang Li , Xiaoyan Yang , Zhenjie Zhang

Domain adaptation (DA) offers a valuable means to reuse data and models for new problem domains. However, robust techniques have not yet been considered for time series data with varying amounts of data availability. In this paper, we make…

机器学习 · 计算机科学 2020-05-25 Garrett Wilson , Janardhan Rao Doppa , Diane J. Cook

Domain generalization methods aim to learn models robust to domain shift with data from a limited number of source domains and without access to target domain samples during training. Popular domain alignment methods for domain…

机器学习 · 计算机科学 2022-06-17 Wenyu Zhang , Mohamed Ragab , Chuan-Sheng Foo

Deep Neural Networks (DNNs) have recently been achieving state-of-the-art performance on a variety of computer vision related tasks. However, their computational cost limits their ability to be implemented in embedded systems with…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Laurent Dillard , Yosuke Shinya , Taiji Suzuki

Domain adaptation (DA) aims to generalize a learning model across training and testing data despite the mismatch of their data distributions. In light of a theoretical estimation of upper error bound, we argue in this paper that an…

计算机视觉与模式识别 · 计算机科学 2018-01-01 Lingkun Luo , Liming Chen , Shiqiang Hu , Ying Lu , Xiaofang Wang

For unsupervised domain adaptation (UDA), to alleviate the effect of domain shift, many approaches align the source and target domains in the feature space by adversarial learning or by explicitly aligning their statistics. However, the…

计算机视觉与模式识别 · 计算机科学 2021-03-26 Guoqiang Wei , Cuiling Lan , Wenjun Zeng , Zhibo Chen

Distribution shifts are all too common in real-world applications of machine learning. Domain adaptation (DA) aims to address this by providing various frameworks for adapting models to the deployment data without using labels. However, the…

机器学习 · 计算机科学 2023-09-08 Linus Ericsson , Da Li , Timothy M. Hospedales

Domain adaptation (DA) paves the way for label annotation and dataset bias issues by the knowledge transfer from a label-rich source domain to a related but unlabeled target domain. A mainstream of DA methods is to align the feature…

计算机视觉与模式识别 · 计算机科学 2021-08-13 Shuang Li , Mixue Xie , Fangrui Lv , Chi Harold Liu , Jian Liang , Chen Qin , Wei Li

Domain shift poses a fundamental challenge in time series analysis, where models trained on source domain often fail dramatically when applied in target domain with different yet similar distributions. While current unsupervised domain…

机器学习 · 计算机科学 2025-08-07 Rongyao Cai , Ming Jin , Qingsong Wen , Kexin Zhang

In the presence of large sets of labeled data, Deep Learning (DL) has accomplished extraordinary triumphs in the avenue of computer vision, particularly in object classification and recognition tasks. However, DL cannot always perform well…

计算机视觉与模式识别 · 计算机科学 2019-01-03 Mohammad Mahfujur Rahman , Clinton Fookes , Mahsa Baktashmotlagh , Sridha Sridharan

Domain adaptation (DA) is an important and emerging field of machine learning that tackles the problem occurring when the distributions of training (source domain) and test (target domain) data are similar but different. Current theoretical…

机器学习 · 统计学 2017-08-01 Ievgen Redko , Amaury Habrard , Marc Sebban

Although current face anti-spoofing methods achieve promising results under intra-dataset testing, they suffer from poor generalization to unseen attacks. Most existing works adopt domain adaptation (DA) or domain generalization (DG)…

计算机视觉与模式识别 · 计算机科学 2021-02-25 Jingjing Wang , Jingyi Zhang , Ying Bian , Youyi Cai , Chunmao Wang , Shiliang Pu