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Test-time adaptation aims to improve model robustness under distribution shifts by adapting models with access to unlabeled target samples. A primary cause of performance degradation under such shifts is the model's reliance on features…

机器学习 · 计算机科学 2025-10-14 Yingnan Liu , Rui Qiao , Mong Li Lee , Wynne Hsu

Recurrent Neural Networks (RNNs) have emerged as an interesting alternative to conventional material modeling approaches, particularly for nonlinear path dependent materials. Remarkable computational enhancements are obtained using RNNs…

计算工程、金融与科学 · 计算机科学 2024-09-05 Petter Uvdal , Mohsen Mirkhalaf

Recently, test-time adaptation (TTA) has been proposed as a promising solution for addressing distribution shifts. It allows a base model to adapt to an unforeseen distribution during inference by leveraging the information from the batch…

机器学习 · 计算机科学 2023-02-07 Tong Wu , Feiran Jia , Xiangyu Qi , Jiachen T. Wang , Vikash Sehwag , Saeed Mahloujifar , Prateek Mittal

Powerful as they are, graph neural networks (GNNs) are known to be vulnerable to distribution shifts. Recently, test-time adaptation (TTA) has attracted attention due to its ability to adapt a pre-trained model to a target domain, without…

机器学习 · 计算机科学 2025-02-13 Wenxuan Bao , Zhichen Zeng , Zhining Liu , Hanghang Tong , Jingrui He

Continual test-time domain adaptation (CTTA) aims to adjust pre-trained source models to perform well over time across non-stationary target environments. While previous methods have made considerable efforts to optimize the adaptation…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Yanshuo Wang , Xuesong Li , Jinguang Tong , Jie Hong , Jun Lan , Weiqiang Wang , Huijia Zhu , Haoxing Chen

Unsupervised Domain Adaptation (UDA) aims to bridge the gap between a source domain, where labelled data are available, and a target domain only represented with unlabelled data. If domain invariant representations have dramatically…

机器学习 · 计算机科学 2020-12-04 Victor Bouvier , Philippe Very , Clément Chastagnol , Myriam Tami , Céline Hudelot

Test-Time Adaptation (TTA) has emerged as a promising solution for adapting a source model to unseen medical sites using unlabeled test data, due to the high cost of data annotation. Existing TTA methods consider scenarios where data from…

计算机视觉与模式识别 · 计算机科学 2025-07-04 Wei Li , Jingyang Zhang , Lihao Liu , Guoan Wang , Junjun He , Yang Chen , Lixu Gu

Deep-learning models have been successful in biomedical image segmentation. To generalize for real-world deployment, test-time augmentation (TTA) methods are often used to transform the test image into different versions that are hopefully…

计算机视觉与模式识别 · 计算机科学 2024-02-29 Kangxian Xie , Siyu Huang , Sebastian Andres Cajas Ordonez , Hanspeter Pfister , Donglai Wei

With the rapid advancement of Transformer-based Large Language Models (LLMs), generative recommendation has shown great potential in enhancing both the accuracy and semantic understanding of modern recommender systems. Compared to LLMs, the…

信息检索 · 计算机科学 2025-08-19 Xiang Gao , Tianyuan Liu , Yisha Li , Jingxin Liu , Lexi Gao , Xin Li , Haiyang Lu , Liyin Hong

Text-attributed graph (TAG) provides a text description for each graph node, and few- and zero-shot node classification on TAGs have many applications in fields such as academia and social networks. Existing work utilizes various…

计算与语言 · 计算机科学 2025-05-14 Yuxiang Wang , Xiao Yan , Shiyu Jin , Quanqing Xu , Chuang Hu , Yuanyuan Zhu , Bo Du , Jia Wu , Jiawei Jiang

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

In this work, we are interested in structure learning for a set of spatially distributed dynamical systems, where individual subsystems are coupled via latent variables and observed through a filter. We represent this model as a directed…

人工智能 · 计算机科学 2016-11-03 Oliver M. Cliff , Mikhail Prokopenko , Robert Fitch

As deep neural networks are growing in size and being increasingly deployed to more resource-limited devices, there has been a recent surge of interest in network pruning methods, which aim to remove less important weights or activations of…

机器学习 · 计算机科学 2020-06-23 Minyoung Song , Jaehong Yoon , Eunho Yang , Sung Ju Hwang

We show that gating mechanisms in recurrent neural networks (RNNs) induce lag-dependent and direction-dependent effective learning rates, even when training uses a fixed, global step size. This behavior arises from a coupling between…

机器学习 · 计算机科学 2026-04-22 Lorenzo Livi

Object detectors frequently encounter significant performance degradation when confronted with domain gaps between collected data (source domain) and data from real-world applications (target domain). To address this task, numerous…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Jianhong Han , Liang Chen , Yupei Wang

Gait recognition aims to distinguish different walking patterns by analyzing video-level human silhouettes, rather than relying on appearance information. Previous research on gait recognition has primarily focused on extracting local or…

计算机视觉与模式识别 · 计算机科学 2023-07-26 Qian Wu , Ruixuan Xiao , Kaixin Xu , Jingcheng Ni , Boxun Li , Ziyao Xu

Data assimilation (DA) combines partial observations with dynamical models to improve state estimation. Filter-based DA uses only past and present data and is the prerequisite for real-time forecasts. Smoother-based DA exploits both past…

系统与控制 · 电气工程与系统科学 2026-01-21 Marios Andreou , Nan Chen , Yingda Li

Tubular structure segmentation (TSS) is important for various applications, such as hemodynamic analysis and route navigation. Despite significant progress in TSS, domain shifts remain a major challenge, leading to performance degradation…

计算机视觉与模式识别 · 计算机科学 2025-08-04 Jiale Zhou , Wenhan Wang , Shikun Li , Xiaolei Qu , Xin Guo , Yizhong Liu , Wenzhong Tang , Xun Lin , Yefeng Zheng

While Transformer architecture excel at modeling long-range dependencies contributing to its widespread adoption in vision tasks the quadratic complexity of softmax-based attention mechanisms imposes a major bottleneck, particularly when…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Yuan Cao , Dong Wang

Test-Time Adaptation (TTA) aims to adapt pre-trained models to the target domain during testing. In reality, this adaptability can be influenced by multiple factors. Researchers have identified various challenging scenarios and developed…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Chaoqun Du , Yulin Wang , Jiayi Guo , Yizeng Han , Jie Zhou , Gao Huang
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