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This paper investigates test-time adaptation (TTA) for regression, where a regression model pre-trained in a source domain is adapted to an unknown target distribution with unlabeled target data. Although regression is one of the…

机器学习 · 计算机科学 2025-01-24 Kazuki Adachi , Shin'ya Yamaguchi , Atsutoshi Kumagai , Tomoki Hamagami

Source-Free Domain Adaptation (SFDA) aims to adapt a pre-trained source model to an unlabeled target domain with no access to the source data. Inspired by the success of large Vision-Language (ViL) models in many applications, the latest…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Song Tang , Wenxin Su , Yan Gan , Mao Ye , Jianwei Zhang , Xiatian Zhu

Unsupervised domain adaptation (UDA) has witnessed remarkable advancements in improving the accuracy of models for unlabeled target domains. However, the calibration of predictive uncertainty in the target domain, a crucial aspect of the…

机器学习 · 计算机科学 2023-07-17 Dapeng Hu , Jian Liang , Xinchao Wang , Chuan-Sheng Foo

Motivated by the recent success of time-series foundation models for zero-shot forecasting, we present a methodology for $\textit{in-context fine-tuning}$ of a time-series foundation model. In particular, we design a pretrained foundation…

机器学习 · 计算机科学 2024-11-01 Abhimanyu Das , Matthew Faw , Rajat Sen , Yichen Zhou

Semi-supervised domain adaptation (SSDA) aims to adapt models trained from a labeled source domain to a different but related target domain, from which unlabeled data and a small set of labeled data are provided. Current methods that treat…

计算机视觉与模式识别 · 计算机科学 2021-09-24 Luyu Yang , Yan Wang , Mingfei Gao , Abhinav Shrivastava , Kilian Q. Weinberger , Wei-Lun Chao , Ser-Nam Lim

Multi-source unsupervised domain adaptation~(MSDA) aims at adapting models trained on multiple labeled source domains to an unlabeled target domain. In this paper, we propose a novel multi-source domain adaptation framework based on…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Jianzhong He , Xu Jia , Shuaijun Chen , Jianzhuang Liu

A foundational requirement of a deployed ML model is to generalize to data drawn from a testing distribution that is different from training. A popular solution to this problem is to adapt a pre-trained model to novel domains using only…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Kowshik Thopalli , Pavan Turaga , Jayaraman J. Thiagarajan

Deep Neural Networks have significantly impacted many computer vision tasks. However, their effectiveness diminishes when test data distribution (target domain) deviates from the one of training data (source domain). In situations where…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Andrea Maracani , Lorenzo Rosasco , Lorenzo Natale

Time series forecasting has witnessed significant progress with deep learning. While prevailing approaches enhance forecasting performance by modifying architectures or introducing novel enhancement strategies, they often fail to…

机器学习 · 计算机科学 2026-03-31 Haonan Yang , Jianchao Tang , Zhuo Li

Adversarial discriminative domain adaptation (ADDA) is an efficient framework for unsupervised domain adaptation in image classification, where the source and target domains are assumed to have the same classes, but no labels are available…

计算机视觉与模式识别 · 计算机科学 2019-11-12 Aaron Chadha , Yiannis Andreopoulos

Conventional low-rank adaptation methods build adapters without considering data context, leading to sub-optimal fine-tuning performance and severe forgetting of inherent world knowledge. In this paper, we propose context-oriented…

机器学习 · 计算机科学 2025-06-17 Yibo Yang , Sihao Liu , Chuan Rao , Bang An , Tiancheng Shen , Philip H. S. Torr , Ming-Hsuan Yang , Bernard Ghanem

This paper addresses an interesting yet challenging problem -- source-free unsupervised domain adaptation (SFUDA) for pinhole-to-panoramic semantic segmentation -- given only a pinhole image-trained model (i.e., source) and unlabeled…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Xu Zheng , Pengyuan Zhou , Athanasios V. Vasilakos , Lin Wang

Adapting models pre-trained on large-scale datasets is a proven way to reach strong performance quickly for down-stream tasks. However, the growth of state-of-the-art mod-els makes traditional full fine-tuning unsuitable and difficult,…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Maxime Fontana , Michael Spratling , Miaojing Shi

This paper introduces a novel dual-region augmentation approach designed to reduce reliance on large-scale labeled datasets while improving model robustness and adaptability across diverse computer vision tasks, including source-free domain…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Prasanna Reddy Pulakurthi , Majid Rabbani , Celso M. de Melo , Sohail A. Dianat , Raghuveer M. Rao

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

We consider the problem of source-free unsupervised category-level pose estimation from only RGB images to a target domain without any access to source domain data or 3D annotations during adaptation. Collecting and annotating real-world 3D…

计算机视觉与模式识别 · 计算机科学 2024-01-22 Prakhar Kaushik , Aayush Mishra , Adam Kortylewski , Alan Yuille

We investigate a practical domain adaptation task, called source-free domain adaptation (SFUDA), where the source-pretrained model is adapted to the target domain without access to the source data. Existing techniques mainly leverage…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Ziyi Zhang , Weikai Chen , Hui Cheng , Zhen Li , Siyuan Li , Liang Lin , Guanbin Li

Open-set Domain Adaptation (OSDA) aims to adapt a model from a labeled source domain to an unlabeled target domain, where novel classes - also referred to as target-private unknown classes - are present. Source-free Open-set Domain…

计算机视觉与模式识别 · 计算机科学 2025-06-27 Ismail Nejjar , Hao Dong , Olga Fink

Multi-source domain adaptation (MSDA) plays an important role in industrial model generalization. Recent efforts on MSDA focus on enhancing multi-domain distributional alignment while omitting three issues, e.g., the class-level discrepancy…

机器学习 · 计算机科学 2024-12-24 Min Huang , Zifeng Xie , Bo Sun , Ning Wang

To represent the biological variability of clinical neuroimaging populations, it is vital to be able to combine data across scanners and studies. However, different MRI scanners produce images with different characteristics, resulting in a…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Nicola K Dinsdale , Mark Jenkinson , Ana IL Namburete