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We consider unsupervised domain adaptation: given labelled examples from a source domain and unlabelled examples from a related target domain, the goal is to infer the labels of target examples. Under the assumption that features from…

机器学习 · 统计学 2019-01-08 Jeroen Manders , Twan van Laarhoven , Elena Marchiori

Domain adaptation investigates the problem of leveraging knowledge from a well-labeled source domain to an unlabeled target domain, where the two domains are drawn from different data distributions. Because of the distribution shifts,…

计算机视觉与模式识别 · 计算机科学 2019-07-12 Jingjing Li , Mengmeng Jing , Yue Xie , Ke Lu , Zi Huang

Deep learning based object detectors struggle generalizing to a new target domain bearing significant variations in object and background. Most current methods align domains by using image or instance-level adversarial feature alignment.…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Muhammad Akhtar Munir , Muhammad Haris Khan , M. Saquib Sarfraz , Mohsen Ali

While Unsupervised Domain Adaptation (UDA) algorithms, i.e., there are only labeled data from source domains, have been actively studied in recent years, most algorithms and theoretical results focus on Single-source Unsupervised Domain…

机器学习 · 计算机科学 2022-01-05 Yongchun Zhu , Fuzhen Zhuang , Deqing Wang

Dirichlet-based uncertainty (DBU) models are a recent and promising class of uncertainty-aware models. DBU models predict the parameters of a Dirichlet distribution to provide fast, high-quality uncertainty estimates alongside with class…

机器学习 · 计算机科学 2021-06-14 Anna-Kathrin Kopetzki , Bertrand Charpentier , Daniel Zügner , Sandhya Giri , Stephan Günnemann

Recent advancements in deep learning-based wearable human action recognition (wHAR) have improved the capture and classification of complex motions, but adoption remains limited due to the lack of expert annotations and domain discrepancies…

计算机视觉与模式识别 · 计算机科学 2024-10-24 Indrajeet Ghosh , Garvit Chugh , Abu Zaher Md Faridee , Nirmalya Roy

Recently, deep neural networks have gained increasing popularity in the field of time series forecasting. A primary reason for their success is their ability to effectively capture complex temporal dynamics across multiple related time…

机器学习 · 计算机科学 2022-06-23 Xiaoyong Jin , Youngsuk Park , Danielle C. Maddix , Hao Wang , Yuyang Wang

The performance of a machine learning model degrades when it is applied to data from a similar but different domain than the data it has initially been trained on. To mitigate this domain shift problem, domain adaptation (DA) techniques…

机器学习 · 计算机科学 2024-10-08 Felix Ott , David Rügamer , Lucas Heublein , Bernd Bischl , Christopher Mutschler

Uncertainty quantification is critical for deploying deep neural networks (DNNs) in real-world applications. An Auxiliary Uncertainty Estimator (AuxUE) is one of the most effective means to estimate the uncertainty of the main task…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Xuanlong Yu , Gianni Franchi , Jindong Gu , Emanuel Aldea

Domain adaptation (DA) attempts to transfer the knowledge from a labeled source domain to an unlabeled target domain that follows different distribution from the source. To achieve this, DA methods include a source classification objective…

机器学习 · 计算机科学 2021-12-10 Fangrui Lv , Jian Liang , Kaixiong Gong , Shuang Li , Chi Harold Liu , Han Li , Di Liu , Guoren Wang

We propose a novel statistical method for testing the results of anomaly detection (AD) under domain adaptation (DA), which we call CAD-DA -- controllable AD under DA. The distinct advantage of the CAD-DA lies in its ability to control the…

机器学习 · 统计学 2023-10-24 Vo Nguyen Le Duy , Hsuan-Tien Lin , Ichiro Takeuchi

In unsupervised domain adaptation (UDA), directly adapting from the source to the target domain usually suffers significant discrepancies and leads to insufficient alignment. Thus, many UDA works attempt to vanish the domain gap gradually…

计算机视觉与模式识别 · 计算机科学 2022-10-12 Lin Chen , Zhixiang Wei , Xin Jin , Huaian Chen , Miao Zheng , Kai Chen , Yi Jin

The deep neural network has attained significant efficiency in image recognition. However, it has vulnerable recognition robustness under extensive data uncertainty in practical applications. The uncertainty is attributed to the inevitable…

机器学习 · 计算机科学 2023-08-02 Ruoxi Qin , Linyuan Wang , Xuehui Du , Xingyuan Chen , Bin Yan

Unsupervised domain adaptation (UDA) plays a crucial role in object detection when adapting a source-trained detector to a target domain without annotated data. In this paper, we propose a novel and effective four-step UDA approach that…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Mohamed L. Mekhalfi , Davide Boscaini , Fabio Poiesi

Unsupervised domain adaptation (UDA) is widely used to transfer knowledge from a labeled source domain to an unlabeled target domain with different data distribution. While extensive studies attested that deep learning models are vulnerable…

计算机视觉与模式识别 · 计算机科学 2021-03-26 Jiajin Zhang , Hanqing Chao , Pingkun Yan

In this work, we study Unsupervised Domain Adaptation (UDA) in a challenging self-supervised approach. One of the difficulties is how to learn task discrimination in the absence of target labels. Unlike previous literature which directly…

计算与语言 · 计算机科学 2022-07-12 Quanyu Long , Tianze Luo , Wenya Wang , Sinno Jialin Pan

Overfitting remains a significant challenge in deep learning, often arising from data outliers, noise, and limited training data. To address this, the Divide2Conquer (D2C) method was previously proposed, which partitions training data into…

机器学习 · 计算机科学 2025-10-10 Md. Saiful Bari Siddiqui , Md Mohaiminul Islam , Md. Golam Rabiul Alam

We propose an active learning approach for transferring representations across domains. Our approach, active adversarial domain adaptation (AADA), explores a duality between two related problems: adversarial domain alignment and importance…

计算机视觉与模式识别 · 计算机科学 2020-03-11 Jong-Chyi Su , Yi-Hsuan Tsai , Kihyuk Sohn , Buyu Liu , Subhransu Maji , Manmohan Chandraker

We address the problem of uncertainty calibration. While standard deep neural networks typically yield uncalibrated predictions, calibrated confidence scores that are representative of the true likelihood of a prediction can be achieved…

机器学习 · 计算机科学 2021-06-24 Christian Tomani , Sebastian Gruber , Muhammed Ebrar Erdem , Daniel Cremers , Florian Buettner

Deep neural networks often produce overconfident predictions, undermining their reliability in safety-critical applications. This miscalibration is further exacerbated under distribution shift, where test data deviates from the training…

计算机视觉与模式识别 · 计算机科学 2025-08-28 Yilin Zhang , Cai Xu , You Wu , Ziyu Guan , Wei Zhao