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In this study, we introduce an intelligent Test Time Augmentation (TTA) algorithm designed to enhance the robustness and accuracy of image classification models against viewpoint variations. Unlike traditional TTA methods that…

图像与视频处理 · 电气工程与系统科学 2024-06-14 Efe Ozturk , Mohit Prabhushankar , Ghassan AlRegib

Test-time augmentation (TTA)--aggregating predictions over multiple augmented copies of a test input--is widely assumed to improve classification accuracy, particularly in medical imaging where it is routinely deployed in production systems…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Daniel Nobrega Medeiros

Electroencephalography (EEG) foundation models have shown strong potential for learning generalizable representations from large-scale neural data, yet their clinical deployment is hindered by distribution shifts across clinical settings,…

机器学习 · 计算机科学 2026-04-21 Gabriel Jason Lee , Jathurshan Pradeepkumar , Jimeng Sun

Acoustic foundation models, fine-tuned for Automatic Speech Recognition (ASR), suffer from performance degradation in wild acoustic test settings when deployed in real-world scenarios. Stabilizing online Test-Time Adaptation (TTA) under…

声音 · 计算机科学 2024-10-08 Hongfu Liu , Hengguan Huang , Ye Wang

Test-time adaptation (TTA) has recently emerged as a promising approach for improving time series forecasting (TSF) under distribution shift. Existing TSF-TTA methods differ in how they utilize revealed targets, yet the resulting adaptation…

机器学习 · 计算机科学 2026-05-19 Haochun Wang , Ruichen Xu , Georgios Kementzidis , Karen Cho , Sebastian Ramirez Villarreal , Yuefan Deng

Graph neural networks (GNNs) manifest pathologies including over-smoothing and limited discriminating power as a result of suboptimally expressive aggregating mechanisms. We herein present a unifying framework for stochastic aggregation…

机器学习 · 统计学 2021-03-01 Yuanqing Wang , Theofanis Karaletsos

Video editing is a critical component of content creation that transforms raw footage into coherent works aligned with specific visual and narrative objectives. Existing approaches face two major challenges: temporal inconsistencies due to…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Jianhui Wang , Yinda Chen , Yangfan He , Xinyuan Song , Yi Xin , Dapeng Zhang , Zhongwei Wan , Bin Li , Rongchao Zhang

Continual Test Time Adaptation (CTTA) is a task that requires a source pre-trained model to continually adapt to new scenarios with changing target distributions. Existing CTTA methods primarily focus on mitigating the challenges of…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Jinlong Li , Dong Zhao , Qi Zang , Zequn Jie , Lin Ma , Nicu Sebe

Continual Test-Time Adaptation (CTTA) aims to adapt models to sequentially changing domains during testing, relying on pseudo-labels for self-adaptation. However, incorrect pseudo-labels can accumulate, leading to performance degradation.…

机器学习 · 计算机科学 2025-02-06 Fan Lyu , Hanyu Zhao , Ziqi Shi , Ye Liu , Fuyuan Hu , Zhang Zhang , Liang Wang

Continual Test-Time Adaptation (CTTA) involves adapting a pre-trained source model to continually changing unsupervised target domains. In this paper, we systematically analyze the challenges of this task: online environment, unsupervised…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Zhilin Zhu , Xiaopeng Hong , Zhiheng Ma , Weijun Zhuang , Yaohui Ma , Yong Dai , Yaowei Wang

Test-time adaptation (TTA) aims to mitigate performance degradation under distribution shifts by updating model parameters during inference. Existing approaches have primarily framed adaptation around affine modulation, focusing on…

机器学习 · 计算机科学 2026-03-30 Hyeongyu Kim , Geonhui Han , Dosik Hwang

Circuit representation learning has shown promise in advancing Electronic Design Automation (EDA) by capturing structural and functional circuit properties for various tasks. Existing pre-trained solutions rely on graph learning with…

硬件体系结构 · 计算机科学 2025-04-15 Wenji Fang , Wenkai Li , Shang Liu , Yao Lu , Hongce Zhang , Zhiyao Xie

Multivariate time-series anomaly detection (MTSAD) aims to identify deviations from normality in multivariate time-series and is critical in real-world applications. However, in real-world deployments, distribution shifts are ubiquitous and…

机器学习 · 计算机科学 2026-04-03 HyunGi Kim , Jisoo Mok , Hyungyu Lee , Juhyeon Shin , Sungroh Yoon

Fine-grained human action recognition (FHAR) is challenging because visually similar actions differ by subtle spatio-temporal cues. Many recent systems enhance discriminability with extra modalities (e.g., pose, text, optical flow), but…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Imtiaz Ul Hassan , Nik Bessis , Ardhendu Behera

Test-time adaptation (TTA) of 3D point clouds is crucial for mitigating discrepancies between training and testing samples in real-world scenarios, particularly when handling corrupted point clouds. LiDAR data, for instance, can be affected…

计算机视觉与模式识别 · 计算机科学 2024-11-25 Hamidreza Dastmalchi , Aijun An , Ali Cheraghian , Shafin Rahman , Sameera Ramasinghe

Continual Test-Time Adaptation (CTTA) aims to adapt the source model to continually changing unlabeled target domains without access to the source data. Existing methods mainly focus on model-based adaptation in a self-training manner, such…

计算机视觉与模式识别 · 计算机科学 2023-02-14 Yulu Gan , Yan Bai , Yihang Lou , Xianzheng Ma , Renrui Zhang , Nian Shi , Lin Luo

This paper presents the first application of spiking neural networks (SNNs) for the classification of chronic lower back pain (CLBP) using the EmoPain dataset. Our work has two main contributions. We introduce Spike Threshold Adaptive…

While there are many advantages to deploying machine learning models on edge devices, the resource constraints of mobile platforms, the dynamic nature of the environment, and differences between the distribution of training versus…

机器学习 · 计算机科学 2025-03-21 Cynthia Dong , Hong Jia , Young D. Kwon , Georgios Rizos , Cecilia Mascolo

Vision-Language Models (VLMs) such as CLIP achieve strong zero-shot recognition by comparing image embeddings to text-derived class prototypes. However, under domain shift, they suffer from feature drift, class-prior mismatch, and severe…

计算机视觉与模式识别 · 计算机科学 2025-11-13 Byunghyun Kim

Machine learning surrogates are increasingly used in engineering to accelerate costly simulations, yet distribution shifts between training and deployment often cause severe performance degradation (e.g., unseen geometries or…

机器学习 · 计算机科学 2026-02-18 Anna Zimmel , Paul Setinek , Gianluca Galletti , Johannes Brandstetter , Werner Zellinger