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Unsupervised domain adaptation is effective in leveraging the rich information from the source domain to the unsupervised target domain. Though deep learning and adversarial strategy make an important breakthrough in the adaptability of…

机器学习 · 计算机科学 2020-03-02 You-Wei Luo , Chuan-Xian Ren , Pengfei Ge , Ke-Kun Huang , Yu-Feng Yu

Given labeled instances on a source domain and unlabeled ones on a target domain, unsupervised domain adaptation aims to learn a task classifier that can well classify target instances. Recent advances rely on domain-adversarial training of…

计算机视觉与模式识别 · 计算机科学 2019-12-18 Hui Tang , Kui Jia

Transfer learning is a widely used method to build high performing computer vision models. In this paper, we study the efficacy of transfer learning by examining how the choice of data impacts performance. We find that more pre-training…

计算机视觉与模式识别 · 计算机科学 2018-12-13 Jiquan Ngiam , Daiyi Peng , Vijay Vasudevan , Simon Kornblith , Quoc V. Le , Ruoming Pang

Classical Domain Adaptation methods acquire transferability by regularizing the overall distributional discrepancies between features in the source domain (labeled) and features in the target domain (unlabeled). They often do not…

机器学习 · 计算机科学 2023-06-01 Shumin Ma , Zhiri Yuan , Qi Wu , Yiyan Huang , Xixu Hu , Cheuk Hang Leung , Dongdong Wang , Zhixiang Huang

Deep neural networks, trained with large amount of labeled data, can fail to generalize well when tested with examples from a \emph{target domain} whose distribution differs from the training data distribution, referred as the \emph{source…

Unsupervised domain adaptation (UDA) aims to improve the classification performance on an unlabeled target domain by leveraging information from a fully labeled source domain. Recent approaches explore domain-invariant and…

机器学习 · 计算机科学 2021-03-26 Ni Xiao , Lei Zhang

Existing domain adaptation methods aim at learning features that can be generalized among domains. These methods commonly require to update source classifier to adapt to the target domain and do not properly handle the trade off between the…

计算机视觉与模式识别 · 计算机科学 2020-03-02 Shaokai Ye , Kailu Wu , Mu Zhou , Yunfei Yang , Sia huat Tan , Kaidi Xu , Jiebo Song , Chenglong Bao , Kaisheng Ma

We present an approach for unsupervised domain adaptation---with a strong focus on practical considerations of within-domain class imbalance and between-domain class distribution shift---from a class-conditioned domain alignment…

机器学习 · 计算机科学 2020-06-11 Xiang Jiang , Qicheng Lao , Stan Matwin , Mohammad Havaei

In this study, we propose a novel noise adaptive speech enhancement (SE) system, which employs a domain adversarial training (DAT) approach to tackle the issue of a noise type mismatch between the training and testing conditions. Such a…

声音 · 计算机科学 2019-07-02 Chien-Feng Liao , Yu Tsao , Hung-Yi Lee , Hsin-Min Wang

Self-supervised pre-trained speech models have strongly improved speech recognition, yet they are still sensitive to domain shifts and accented or atypical speech. Many of these models rely on quantisation or clustering to learn discrete…

音频与语音处理 · 电气工程与系统科学 2025-02-06 Jakob Poncelet , Hugo Van hamme

Deep speaker embedding has achieved satisfactory performance in speaker verification. By enforcing the neural model to discriminate the speakers in the training set, deep speaker embedding (called `x-vectors`) can be derived from the hidden…

音频与语音处理 · 电气工程与系统科学 2019-08-28 Xueyi Wang , Lantian Li , Dong Wang

Unsupervised domain adaptation is effective in leveraging rich information from a labeled source domain to an unlabeled target domain. Though deep learning and adversarial strategy made a significant breakthrough in the adaptability of…

机器学习 · 计算机科学 2020-08-25 You-Wei Luo , Chuan-Xian Ren , Dao-Qing Dai , Hong Yan

Contextualized word embeddings such as ELMo and BERT provide a foundation for strong performance across a wide range of natural language processing tasks by pretraining on large corpora of unlabeled text. However, the applicability of this…

计算与语言 · 计算机科学 2019-09-06 Xiaochuang Han , Jacob Eisenstein

Unsupervised domain adaptation has recently emerged as an effective paradigm for generalizing deep neural networks to new target domains. However, there is still enormous potential to be tapped to reach the fully supervised performance. In…

机器学习 · 计算机科学 2022-03-10 Binhui Xie , Longhui Yuan , Shuang Li , Chi Harold Liu , Xinjing Cheng , Guoren Wang

This paper addresses unsupervised domain adaptation, the setting where labeled training data is available on a source domain, but the goal is to have good performance on a target domain with only unlabeled data. Like much of previous work,…

机器学习 · 计算机科学 2019-10-01 Yu Sun , Eric Tzeng , Trevor Darrell , Alexei A. Efros

Speaker verification systems often degrade significantly when there is a language mismatch between training and testing data. Being able to improve cross-lingual speaker verification system using unlabeled data can greatly increase the…

音频与语音处理 · 电气工程与系统科学 2020-09-03 Wei Xia , Jing Huang , John H. L. Hansen

End-to-end (E2E) automatic speech recognition models like Recurrent Neural Networks Transducer (RNN-T) are becoming a popular choice for streaming ASR applications like voice assistants. While E2E models are very effective at learning…

计算与语言 · 计算机科学 2022-01-12 Chhavi Choudhury , Ankur Gandhe , Xiaohan Ding , Ivan Bulyko

Supervised speech enhancement models are trained using artificially generated mixtures of clean speech and noise signals, which may not match real-world recording conditions at test time. This mismatch can lead to poor performance if the…

We propose associative domain adaptation, a novel technique for end-to-end domain adaptation with neural networks, the task of inferring class labels for an unlabeled target domain based on the statistical properties of a labeled source…

计算机视觉与模式识别 · 计算机科学 2017-08-04 Philip Haeusser , Thomas Frerix , Alexander Mordvintsev , Daniel Cremers

Domain adaptation is a potential method to train a powerful deep neural network, which can handle the absence of labeled data. More precisely, domain adaptation solving the limitation called dataset bias or domain shift when the training…

计算机视觉与模式识别 · 计算机科学 2022-10-20 Thai-Vu Nguyen , Anh Nguyen , Nghia Le , Bac Le