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Related papers: Unsupervised Adaptation of SPLDA

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Unsupervised domain adaptation seeks to learn an invariant and discriminative representation for an unlabeled target domain by leveraging the information of a labeled source dataset. We propose to improve the discriminative ability of the…

Machine Learning · Computer Science 2019-06-03 Rui Wang , Guoyin Wang , Ricardo Henao

The divergence between labeled training data and unlabeled testing data is a significant challenge for recent deep learning models. Unsupervised domain adaptation (UDA) attempts to solve such problem. Recent works show that self-training is…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Chuang Zhu , Kebin Liu , Wenqi Tang , Ke Mei , Jiaqi Zou , Tiejun Huang

Unsupervised domain adaptation for semantic segmentation (DASS) aims to transfer knowledge from a label-rich source domain to a target domain with no labels. Two key approaches in DASS are (1) vision-only approaches using masking or…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Chang Liu , Bavesh Balaji , Saad Hossain , C Thomas , Kwei-Herng Lai , Raviteja Vemulapalli , Alexander Wong , Sirisha Rambhatla

Unsupervised Domain Adaptation (UDA) is essential for adapting machine learning models to new, unlabeled environments where data distribution shifts can degrade performance. Existing UDA algorithms are designed for single-label tasks and…

Artificial Intelligence · Computer Science 2025-11-17 Jihoon Yun , Chengzhang Li , Dhrubojyoti Roy , Anish Arora

We study the problem of robust domain adaptation in the context of unavailable target labels and source data. The considered robustness is against adversarial perturbations. This paper aims at answering the question of finding the right…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Peshal Agarwal , Danda Pani Paudel , Jan-Nico Zaech , Luc Van Gool

Deep learning based medical image diagnosis has shown great potential in clinical medicine. However, it often suffers two major difficulties in real-world applications: 1) only limited labels are available for model training, due to…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Yifan Zhang , Ying Wei , Qingyao Wu , Peilin Zhao , Shuaicheng Niu , Junzhou Huang , Mingkui Tan

One of the major challenges for developing automatic speech recognition (ASR) for low-resource languages is the limited access to labeled data with domain-specific variations. In this study, we propose a pseudo-labeling approach to develop…

When faced with distribution shift at test time, deep neural networks often make inaccurate predictions with unreliable uncertainty estimates. While improving the robustness of neural networks is one promising approach to mitigate this…

Machine Learning · Computer Science 2021-09-28 Aurick Zhou , Sergey Levine

This paper presents an effective transfer learning framework for language adaptation in text-to-speech systems, with a focus on achieving language adaptation using minimal labeled and unlabeled data. While many works focus on reducing the…

Computation and Language · Computer Science 2024-02-06 Wei-Ping Huang , Sung-Feng Huang , Hung-yi Lee

We consider the problem of unsupervised domain adaptation for image classification. To learn target-domain-aware features from the unlabeled data, we create a self-supervised pretext task by augmenting the unlabeled data with a certain type…

Computer Vision and Pattern Recognition · Computer Science 2020-10-16 L. Xiao , J. Xu , D. Zhao , Z. Wang , L. Wang , Y. Nie , B. Dai

Domain adaptation (DA) is the topical problem of adapting models from labelled source datasets so that they perform well on target datasets where only unlabelled or partially labelled data is available. Many methods have been proposed to…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Da Li , Timothy Hospedales

In this paper, we propose three methods for generating synthetic samples to train and evaluate multimodal large language models capable of processing both text and speech inputs. Addressing the scarcity of samples containing both…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-21 Vahid Noroozi , Zhehuai Chen , Somshubra Majumdar , Steve Huang , Jagadeesh Balam , Boris Ginsburg

In this paper we investigate the use of adversarial domain adaptation for addressing the problem of language mismatch between speaker recognition corpora. In the context of speaker verification, adversarial domain adaptation methods aim at…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-07 Johan Rohdin , Themos Stafylakis , Anna Silnova , Hossein Zeinali , Lukas Burget , Oldrich Plchot

Automatic speech recognition is a difficult problem in pattern recognition because several sources of variability exist in the speech input like the channel variations, the input might be clean or noisy, the speakers may have different…

Audio and Speech Processing · Electrical Eng. & Systems 2021-08-09 Rupam Ojha , C Chandra Sekhar

In this paper, we investigate the use of adversarial learning for unsupervised adaptation to unseen recording conditions, more specifically, single microphone far-field speech. We adapt neural networks based acoustic models trained with…

Audio and Speech Processing · Electrical Eng. & Systems 2018-07-31 Pavel Denisov , Ngoc Thang Vu , Marc Ferras Font

Self-Supervised Learning (SSL) has allowed leveraging large amounts of unlabeled speech data to improve the performance of speech recognition models even with small annotated datasets. Despite this, speech SSL representations may fail while…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-02 Salah Zaiem , Titouan Parcollet , Slim Essid

The state-of-art approach for speaker verification consists of a neural network based embedding extractor along with a backend generative model such as the Probabilistic Linear Discriminant Analysis (PLDA). In this work, we propose a neural…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-26 Shreyas Ramoji , Prashant Krishnan , Sriram Ganapathy

It is desirable to transfer the knowledge stored in a well-trained source model onto non-annotated target domain in the absence of source data. However, state-of-the-art methods for source free domain adaptation (SFDA) are subject to strict…

Computer Vision and Pattern Recognition · Computer Science 2021-06-24 Xin Luo , Wei Chen , Yusong Tan , Chen Li , Yulin He , Xiaogang Jia

Unseen data conditions can inflict serious performance degradation on systems relying on supervised machine learning algorithms. Because data can often be unseen, and because traditional machine learning algorithms are trained in a…

Machine Learning · Computer Science 2017-09-01 Vikramjit Mitra , Horacio Franco

Domain adaptation is often hampered by exceedingly small target datasets and inaccessible source data. These conditions are prevalent in speech verification, where privacy policies and/or languages with scarce speech resources limit the…

Sound · Computer Science 2024-06-11 Shlomo Salo Elia , Aviad Malachi , Vered Aharonson , Gadi Pinkas