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Despite domain generalization (DG) has significantly addressed the performance degradation of pre-trained models caused by domain shifts, it often falls short in real-world deployment. Test-time adaptation (TTA), which adjusts a learned…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Xingguo Lv , Xingbo Dong , Liwen Wang , Jiewen Yang , Lei Zhao , Bin Pu , Zhe Jin , Xuejun Li

Test-time adaptation (TTA) has emerged as a promising paradigm to handle the domain shifts at test time for medical images from different institutions without using extra training data. However, existing TTA solutions for segmentation tasks…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Chuyan Zhang , Hao Zheng , Xin You , Yefeng Zheng , Yun Gu

Test Time Adaptation (TTA) addresses the problem of distribution shift by adapting a pretrained model to a new domain during inference. When faced with challenging shifts, most methods collapse and perform worse than the original pretrained…

机器学习 · 计算机科学 2025-02-25 Sabyasachi Sahoo , Mostafa ElAraby , Jonas Ngnawe , Yann Pequignot , Frederic Precioso , Christian Gagne

Recently, test-time adaptation has attracted wide interest in the context of vision-language models for image classification. However, to the best of our knowledge, the problem is completely overlooked in dense prediction tasks such as…

Deep learning-based medical image segmentation models often face performance degradation when deployed across various medical centers, largely due to the discrepancies in data distribution. Test Time Adaptation (TTA) methods, which adapt…

计算机视觉与模式识别 · 计算机科学 2024-05-15 Shishuai Hu , Zehui Liao , Zeyou Liu , Yong Xia

Test-Time Adaptation (TTA) addresses domain shifts between training and testing. However, existing methods assume a homogeneous target domain (e.g., single domain) at any given time. They fail to handle the dynamic nature of real-world…

机器学习 · 计算机科学 2025-12-25 Chuyang Ye , Dongyan Wei , Zhendong Liu , Yuanyi Pang , Yixi Lin , Qinting Jiang , Jingyan Jiang , Dongbiao He

Test-time adaptation (TTA) is a technique used to reduce distribution gaps between the training and testing sets by leveraging unlabeled test data during inference. In this work, we expand TTA to a more practical scenario, where the test…

机器学习 · 计算机科学 2023-03-06 Chenyan Wu , Yimu Pan , Yandong Li , James Z. Wang

Reliable semantic segmentation of open environments is essential for intelligent systems, yet significant problems remain: 1) Existing RGB-T semantic segmentation models mainly rely on low-level visual features and lack high-level textual…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Meng Yu , Te Cui , Qitong Chu , Wenjie Song , Yi Yang , Yufeng Yue

The recent Segment Anything Model (SAM) demonstrates strong instance segmentation performance across various downstream tasks. However, SAM is trained solely on RGB data, limiting its direct applicability to RGB-thermal (RGB-T) semantic…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Dong Xing , Xianxun Zhu , Wei Zhou , Qika Lin , Hang Yang , Yuqing Wang

Test-Time Adaptation (TTA) aims to enhance the generalization of deep learning models when faced with test data that exhibits distribution shifts from the training data. In this context, only a pre-trained model and unlabeled test data are…

机器学习 · 计算机科学 2025-05-19 Linjing You , Jiabao Lu , Xiayuan Huang , Xiangli Nie

While the design of blind image quality assessment (IQA) algorithms has improved significantly, the distribution shift between the training and testing scenarios often leads to a poor performance of these methods at inference time. This…

计算机视觉与模式识别 · 计算机科学 2023-09-27 Subhadeep Roy , Shankhanil Mitra , Soma Biswas , Rajiv Soundararajan

Test-time Adaptation (TTA) poses a challenge, requiring models to dynamically adapt and perform optimally on shifting target domains. This task is particularly emphasized in real-world driving scenes, where weather domain shifts occur…

计算机视觉与模式识别 · 计算机科学 2026-04-01 Dongjae Jeon , Taeheon Kim , Seongwon Cho , Minhyuk Seo , Jonghyun Choi

Test-time adaptation (TTA) enables neural forecasters to adapt to distribution shifts in streaming time series, but existing methods apply the same adaptation intensity regardless of the nature of the shift. We propose Regime-Guided…

机器学习 · 计算机科学 2026-03-31 Indar Kumar , Akanksha Tiwari , Sai Krishna Jasti , Ankit Hemant Lade

Deep neural networks have achieved remarkable success in a variety of computer vision applications. However, there is a problem of degrading accuracy when the data distribution shifts between training and testing. As a solution of this…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Shohei Enomoto , Naoya Hasegawa , Kazuki Adachi , Taku Sasaki , Shin'ya Yamaguchi , Satoshi Suzuki , Takeharu Eda

Test-time adaptation (TTA) is a technique aimed at enhancing the generalization performance of models by leveraging unlabeled samples solely during prediction. Given the need for robustness in neural network systems when faced with…

机器学习 · 计算机科学 2023-07-07 Yongcan Yu , Lijun Sheng , Ran He , Jian Liang

Test-time adaptation (TTA) addresses distribution shifts for streaming test data in unsupervised settings. Currently, most TTA methods can only deal with minor shifts and rely heavily on heuristic and empirical studies. To advance TTA under…

机器学习 · 计算机科学 2024-04-09 Shurui Gui , Xiner Li , Shuiwang Ji

Despite recent advancements in deep learning, deep neural networks continue to suffer from performance degradation when applied to new data that differs from training data. Test-time adaptation (TTA) aims to address this challenge by…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Sanghun Jung , Jungsoo Lee , Nanhee Kim , Amirreza Shaban , Byron Boots , Jaegul Choo

Since experiencing domain shifts during test-time is inevitable in practice, test-time adaption (TTA) continues to adapt the model after deployment. Recently, the area of continual and gradual test-time adaptation (TTA) emerged. In contrast…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Mario Döbler , Robert A. Marsden , Bin Yang

In medical image segmentation tasks, the domain gap caused by the difference in data collection between training and testing data seriously hinders the deployment of pre-trained models in clinical practice. Continual Test-Time Adaptation…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Xiaogang Du , Jiawei Zhang , Tongfei Liu , Tao Lei , Yingbo Wang

Vision-Language Models seamlessly discriminate among arbitrary semantic categories, yet they still suffer from poor generalization when presented with challenging examples. For this reason, Episodic Test-Time Adaptation (TTA) strategies…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Matteo Farina , Gianni Franchi , Giovanni Iacca , Massimiliano Mancini , Elisa Ricci