English
Related papers

Related papers: Covariance-aware Feature Alignment with Pre-comput…

200 papers

In contrast to close-set scenarios that restore images from a predefined set of degradations, open-set image restoration aims to handle the unknown degradations that were unforeseen during the pretraining phase, which is less-touched as far…

Computer Vision and Pattern Recognition · Computer Science 2024-06-06 Yuanbiao Gou , Haiyu Zhao , Boyun Li , Xinyan Xiao , Xi Peng

It is a well-known fact that the performance of deep learning models deteriorates when they encounter a distribution shift at test time. Test-time adaptation (TTA) algorithms have been proposed to adapt the model online while inferring test…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Jayeon Yoo , Dongkwan Lee , Inseop Chung , Donghyun Kim , Nojun Kwak

Test-time domain adaptation aims to adapt a source pre-trained model to a target domain without using any source data. Existing works mainly consider the case where the target domain is static. However, real-world machine perception systems…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Qin Wang , Olga Fink , Luc Van Gool , Dengxin Dai

Test-time adaptation (TTA) aims to adapt a trained classifier using online unlabeled test data only, without any information related to the training procedure. Most existing TTA methods adapt the trained classifier using the classifier's…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Minguk Jang , Sae-Young Chung , Hye Won Chung

Data samples generated by several real world processes are dynamic in nature \textit{i.e.}, their characteristics vary with time. Thus it is not possible to train and tackle all possible distributional shifts between training and inference,…

Machine Learning · Computer Science 2021-10-22 Prabhu Teja Sivaprasad , François Fleuret

Test-time adaptation harnesses test inputs to improve the accuracy of a model trained on source data when tested on shifted target data. Existing methods update the source model by (re-)training on each target domain. While effective,…

Machine Learning · Computer Science 2023-06-22 Jin Gao , Jialing Zhang , Xihui Liu , Trevor Darrell , Evan Shelhamer , Dequan Wang

A deployed question answering (QA) model can easily fail when the test data has a distribution shift compared to the training data. Robustness tuning (RT) methods have been widely studied to enhance model robustness against distribution…

Computation and Language · Computer Science 2023-02-10 Hai Ye , Yuyang Ding , Juntao Li , Hwee Tou Ng

Distribution shifts between training and test data are inevitable over the lifecycle of a deployed model, leading to performance decay. Adapting a model on test samples can help mitigate this drop in performance. However, most test-time…

Machine Learning · Computer Science 2025-11-18 Mona Schirmer , Dan Zhang , Eric Nalisnick

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…

Artificial Intelligence · Computer Science 2024-07-19 Zixin Wang , Yadan Luo , Liang Zheng , Zhuoxiao Chen , Sen Wang , Zi Huang

Machine learning models struggle with generalization when encountering out-of-distribution (OOD) samples with unexpected distribution shifts. For vision tasks, recent studies have shown that test-time adaptation employing diffusion models…

Computer Vision and Pattern Recognition · Computer Science 2024-04-03 Yun-Yun Tsai , Fu-Chen Chen , Albert Y. C. Chen , Junfeng Yang , Che-Chun Su , Min Sun , Cheng-Hao Kuo

We present Context Aware Fidelity Estimation (CAFE), a framework for benchmarking quantum operations that offers several practical advantages over existing methods such as Randomized Benchmarking (RB) and Cross-Entropy Benchmarking (XEB).…

Test-Time Adaptation (TTA) has recently emerged as a promising strategy for tackling the problem of machine learning model robustness under distribution shifts by adapting the model during inference without access to any labels. Because of…

Machine Learning · Computer Science 2024-07-22 Sebastian Cygert , Damian Sójka , Tomasz Trzciński , Bartłomiej Twardowski

We present the first diffusion-based framework that can learn an unknown distribution using only highly-corrupted samples. This problem arises in scientific applications where access to uncorrupted samples is impossible or expensive to…

Machine Learning · Computer Science 2023-05-31 Giannis Daras , Kulin Shah , Yuval Dagan , Aravind Gollakota , Alexandros G. Dimakis , Adam Klivans

Person re-identification (re-id), which aims to retrieve images of the same person in a given image from a database, is one of the most practical image recognition applications. In the real world, however, the environments that the images…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Kazuki Adachi , Shohei Enomoto , Taku Sasaki , Shin'ya Yamaguchi

Test-Time Adaptation (TTA) aims to mitigate distributional shifts between training and test domains during inference time. However, existing TTA methods fall short in the realistic scenario where models face both continually changing…

Computer Vision and Pattern Recognition · Computer Science 2026-04-24 Yingkai Yang , Chaoqi Chen , Hui Huang

This paper proposes a novel online evaluation protocol for Test Time Adaptation (TTA) methods, which penalizes slower methods by providing them with fewer samples for adaptation. TTA methods leverage unlabeled data at test time to adapt to…

Traditional test-time adaptation (TTA) methods face significant challenges in adapting to dynamic environments characterized by continuously changing long-term target distributions. These challenges primarily stem from two factors:…

Machine Learning · Computer Science 2023-11-10 Fahim Faisal Niloy , Sk Miraj Ahmed , Dripta S. Raychaudhuri , Samet Oymak , Amit K. Roy-Chowdhury

Despite progress, deep neural networks still suffer performance declines under distribution shifts between training and test domains, leading to a substantial decrease in Quality of Experience (QoE) for applications. Existing test-time…

Machine Learning · Computer Science 2025-06-10 Qinting Jiang , Chuyang Ye , Dongyan Wei , Bingli Wang , Yuan Xue , Jingyan Jiang , Zhi Wang

Test-time adaptation (TTA) refers to adapting neural networks to distribution shifts, with access to only the unlabeled test samples from the new domain at test-time. Prior TTA methods optimize over unsupervised objectives such as the…

Machine Learning · Computer Science 2022-11-24 Sachin Goyal , Mingjie Sun , Aditi Raghunathan , Zico Kolter

Tactile-vision-language (TVL) models are increasingly deployed in real-world robotic and multimodal perception tasks, where test-time distribution shifts are unavoidable. Existing test-time adaptation (TTA) methods provide filtering in…

Robotics · Computer Science 2026-02-19 Chuyang Ye , Haoxian Jing , Qinting Jiang , Yixi Lin , Qiang Li , Xing Tang , Jingyan Jiang