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相关论文: PI-TTA: Physics-Informed Source-Free Test-Time Ada…

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Domain shift is a common problem in the realistic world, where training data and test data follow different data distributions. To deal with this problem, fully test-time adaptation (TTA) leverages the unlabeled data encountered during test…

人工智能 · 计算机科学 2024-04-29 Guoliang Lin , Hanjiang Lai , Yan Pan , Jian Yin

This article presents a comprehensive survey of online test-time adaptation (OTTA), focusing on effectively adapting machine learning models to distributionally different target data upon batch arrival. Despite the recent proliferation of…

人工智能 · 计算机科学 2024-07-19 Zixin Wang , Yadan Luo , Liang Zheng , Zhuoxiao Chen , Sen Wang , Zi Huang

Conventional test-time adaptation (TTA) approaches typically adapt the model using only a small fraction of test samples, often those with low-entropy predictions, thereby failing to fully leverage the available information in the test…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Nam Nguyen Phuong , Duc Nguyen The Minh , Phi Le Nguyen , Ehsan Abbasnejad , Minh Hoai

Deep classifiers may encounter significant performance degradation when processing unseen testing data from varying centers, vendors, and protocols. Ensuring the robustness of deep models against these domain shifts is crucial for their…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Yuhao Huang , Xin Yang , Xiaoqiong Huang , Xinrui Zhou , Haozhe Chi , Haoran Dou , Xindi Hu , Jian Wang , Xuedong Deng , Dong Ni

In this paper, we seek to develop a versatile test-time adaptation (TTA) objective for a variety of tasks - classification and regression across image-, object-, and pixel-level predictions. We achieve this through a self-bootstrapping…

计算机视觉与模式识别 · 计算机科学 2025-04-14 Shuaicheng Niu , Guohao Chen , Peilin Zhao , Tianyi Wang , Pengcheng Wu , Zhiqi Shen

Test time adaptation (TTA) equips deep learning models to handle unseen test data that deviates from the training distribution, even when source data is inaccessible. While traditional TTA methods often rely on entropy as a confidence…

Image-to-image translation has emerged as a powerful technique in medical imaging, enabling tasks such as image denoising and cross-modality conversion. However, it suffers from limitations in handling out-of-distribution samples without…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Irene Iele , Francesco Di Feola , Valerio Guarrasi , Paolo Soda

Test-time adaptation (TTA) aims to boost the generalization capability of a trained model by conducting self-/unsupervised learning during the testing phase. While most existing TTA methods for video primarily utilize visual supervisory…

计算机视觉与模式识别 · 计算机科学 2025-06-17 Runhao Zeng , Qi Deng , Ronghao Zhang , Shuaicheng Niu , Jian Chen , Xiping Hu , Victor C. M. Leung

Human activity recognition (HAR) with deep learning models relies on large amounts of labeled data, often challenging to obtain due to associated cost, time, and labor. Self-supervised learning (SSL) has emerged as an effective approach to…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Dominique Nshimyimana , Vitor Fortes Rey , Sungho Suh , Bo Zhou , Paul Lukowicz

Visual-language models (VLMs) like CLIP exhibit strong generalization but struggle with distribution shifts at test time. Existing training-free test-time adaptation (TTA) methods operate strictly within CLIP's original feature space,…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Jizhou Han , Chenhao Ding , SongLin Dong , Yuhang He , Xinyuan Gao , Yihong Gong

Speech Foundation Models encounter significant performance degradation when deployed in real-world scenarios involving acoustic domain shifts, such as background noise and speaker accents. Test-time adaptation (TTA) has recently emerged as…

机器学习 · 计算机科学 2026-02-24 Jiaheng Dong , Hong Jia , Soumyajit Chatterjee , Abhirup Ghosh , James Bailey , Ting Dang

In real-world scenarios, tabular data often suffer from distribution shifts that threaten the performance of machine learning models. Despite its prevalence and importance, handling distribution shifts in the tabular domain remains…

机器学习 · 计算机科学 2025-02-13 Changhun Kim , Taewon Kim , Seungyeon Woo , June Yong Yang , Eunho Yang

The current gold standard for human activity recognition (HAR) is based on the use of cameras. However, the poor scalability of camera systems renders them impractical in pursuit of the goal of wider adoption of HAR in mobile computing…

计算机视觉与模式识别 · 计算机科学 2018-12-04 Eoin Brophy , José Juan Dominguez Veiga , Zhengwei Wang , Alan F. Smeaton , Tomas E. Ward

Ensemble methods improve predictive performance but often incur high memory and computational costs. We identify an aggregation instability induced by nonlinear projection and voting operations. To address both efficiency challenges and…

计算机视觉与模式识别 · 计算机科学 2026-05-08 Zheng Li , Jerry Cheng , Huanying Helen Gu

To perform outdoor visual navigation and search, a robot may leverage satellite imagery to generate visual priors. This can help inform high-level search strategies, even when such images lack sufficient resolution for target recognition.…

Multiple Object Tracking (MOT) has long been a fundamental task in computer vision, with broad applications in various real-world scenarios. However, due to distribution shifts in appearance, motion pattern, and catagory between the…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Wen Guo , Pengfei Zhao , Zongmeng Wang , Yufan Hu , Junyu Gao

Test-Time Adaptation (TTA) has recently emerged as a promising approach for tackling the robustness challenge under distribution shifts. However, the lack of consistent settings and systematic studies in prior literature hinders thorough…

机器学习 · 计算机科学 2023-06-07 Hao Zhao , Yuejiang Liu , Alexandre Alahi , Tao Lin

Test-time adaptation (TTA) aims to adapt a model, initially trained on training data, to test data with potential distribution shifts. Most existing TTA methods focus on classification problems. The pronounced success of classification…

计算机视觉与模式识别 · 计算机科学 2024-11-04 Chang'an Yi , Haotian Chen , Yifan Zhang , Yonghui Xu , Yan Zhou , Lizhen Cui

Continual test-time adaptive object detection (CTTA-OD) aims to online adapt a source pre-trained detector to ever-changing environments during inference under continuous domain shifts. Most existing CTTA-OD methods prioritize effectiveness…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Kunyu Wang , Xueyang Fu , Xin Lu , Chengjie Ge , Chengzhi Cao , Wei Zhai , Zheng-Jun Zha

For visual document understanding (VDU), self-supervised pretraining has been shown to successfully generate transferable representations, yet, effective adaptation of such representations to distribution shifts at test-time remains to be…

计算机视觉与模式识别 · 计算机科学 2023-08-25 Sayna Ebrahimi , Sercan O. Arik , Tomas Pfister