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Accurate multivariate time-series prediction of vital signs and laboratory results is crucial for early intervention and precision medicine in intensive care units (ICUs). However, vital signs are often noisy and exhibit rapid fluctuations,…

Machine Learning · Computer Science 2025-11-26 Wanzhe Xu , Yutong Dai , Yitao Yang , Martin Loza , Weihang Zhang , Yang Cui , Xin Zeng , Sung Joon Park , Kenta Nakai

This study presents a physically informed hybrid time-frequency and machine learning (STFT-ML) framework for arc stability monitoring in electric arc welding systems. The primary current signal is modeled as a stochastic representation of…

Signal Processing · Electrical Eng. & Systems 2026-04-21 Tahir Cetin Akinci , Gokhan Gokmen , Alfredo A. Martinez-Morales

Most approaches in few-shot learning rely on costly annotated data related to the goal task domain during (pre-)training. Recently, unsupervised meta-learning methods have exchanged the annotation requirement for a reduction in few-shot…

Machine Learning · Computer Science 2020-06-23 Carlos Medina , Arnout Devos , Matthias Grossglauser

Multivariate time-series data are frequently observed in critical care settings and are typically characterized by sparsity (missing information) and irregular time intervals. Existing approaches for learning representations in this domain…

Machine Learning · Computer Science 2022-02-17 Sindhu Tipirneni , Chandan K. Reddy

Motion forecasting plays a pivotal role in autonomous driving systems, enabling vehicles to execute collision warnings and rational local-path planning based on predictions of the surrounding vehicles. However, prevalent methods often…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Zhanwen Liu , Chao Li , Nan Yang , Yang Wang , Jiaqi Ma , Guangliang Cheng , Xiangmo Zhao

In few-shot classification tasks (so-called episodes), a small set of labeled support samples is provided during inference to aid the classification of unlabeled query samples. Metric-based models typically operate by computing similarities…

Machine Learning · Computer Science 2025-06-24 Xuanyu Zhuang , Geoffroy Peeters , Gaël Richard

This paper presents a systematic study on developing multi-template machine learning (ML) surrogate models and applying them to the inverse design of transformers (XFMRs) in radio-frequency integrated circuits (RFICs). Our study starts with…

Machine Learning · Computer Science 2025-12-01 Houbo He , Yizhou Xu , Lei Xia , Yaolong Hu , Fan Cai , Taiyun Chi

Representation learning plays a critical role in the analysis of time series data and has high practical value across a wide range of applications. including trend analysis, time series data retrieval and forecasting. In practice, data…

Machine Learning · Computer Science 2023-12-13 Chengyang Ye , Qiang Ma

In recent years, rapid technological advancements and expanded Internet access have led to a significant rise in anomalies within network traffic and time-series data. Prompt detection of these irregularities is crucial for ensuring service…

Machine Learning · Computer Science 2025-11-10 Mahshid Rezakhani , Tolunay Seyfi , Fatemeh Afghah

Unsupervised domain adaptation object detection (UDAOD) research on Detection Transformer(DETR) mainly focuses on feature alignment and existing methods can be divided into two kinds, each of which has its unresolved issues. One-stage…

Computer Vision and Pattern Recognition · Computer Science 2024-01-19 Weixi Weng , Chun Yuan

Diagnosis of bearing faults is paramount to reducing maintenance costs and operational breakdowns. Bearing faults are primary contributors to machine vibrations, and analyzing their signal morphology offers insights into their health…

Machine Learning · Computer Science 2026-01-21 Mohammad Al-Sa'd , Tuomas Jalonen , Serkan Kiranyaz , Moncef Gabbouj

In real industrial processes, fault diagnosis methods are required to learn from limited fault samples since the procedures are mainly under normal conditions and the faults rarely occur. Although attention mechanisms have become popular in…

Machine Learning · Computer Science 2023-09-26 Mengxuan Li , Peng Peng , Jingxin Zhang , Hongwei Wang , Weiming Shen

Fault detection is crucial in industrial systems to prevent failures and optimize performance by distinguishing abnormal from normal operating conditions. Data-driven methods have been gaining popularity for fault detection tasks as the…

Machine Learning · Computer Science 2024-06-12 Han Sun , Kevin Ammann , Stylianos Giannoulakis , Olga Fink

Large language models (LLMs) are effective at capturing complex, valuable conceptual representations from textual data for a wide range of real-world applications. However, in fields like Intelligent Fault Diagnosis (IFD), incorporating…

Artificial Intelligence · Computer Science 2024-12-03 Hamzah A. A. M. Qaid , Bo Zhang , Dan Li , See-Kiong Ng , Wei Li

Lesion detection serves a critical role in early diagnosis and has been well explored in recent years due to methodological advancesand increased data availability. However, the high costs of annotations hinder the collection of large and…

Computer Vision and Pattern Recognition · Computer Science 2021-03-25 Bolin Lai , Yuhsuan Wu , Xiao-Yun Zhou , Peng Wang , Le Lu , Lingyun Huang , Mei Han , Jing Xiao , Heping Hu , Adam P. Harrison

Most existing person re-identification (Re-ID) approaches follow a supervised learning framework, in which a large number of labelled matching pairs are required for training. Such a setting severely limits their scalability in real-world…

Computer Vision and Pattern Recognition · Computer Science 2018-07-12 Shan Lin , Haoliang Li , Chang-Tsun Li , Alex Chichung Kot

Clinical randomized controlled trials (RCTs) collect hundreds of measurements spanning various metric types (e.g., laboratory tests, cognitive/motor assessments, etc.) across 100s-1000s of subjects to evaluate the effect of a treatment, but…

Machine Learning · Computer Science 2024-06-25 Sayeri Lala , Niraj K. Jha

Real-world machine learning applications often face simultaneous covariate and semantic shifts, challenging traditional domain generalization and out-of-distribution (OOD) detection methods. We introduce Meta-learned Across Domain…

Machine Learning · Computer Science 2024-11-06 Haoliang Wang , Chen Zhao , Feng Chen

Recently, DEtection TRansformer (DETR), an end-to-end object detection pipeline, has achieved promising performance. However, it requires large-scale labeled data and suffers from domain shift, especially when no labeled data is available…

Computer Vision and Pattern Recognition · Computer Science 2022-08-17 Jinze Yu , Jiaming Liu , Xiaobao Wei , Haoyi Zhou , Yohei Nakata , Denis Gudovskiy , Tomoyuki Okuno , Jianxin Li , Kurt Keutzer , Shanghang Zhang

Detecting drifts in data is essential for machine learning applications, as changes in the statistics of processed data typically has a profound influence on the performance of trained models. Most of the available drift detection methods…

Machine Learning · Computer Science 2024-10-28 Andrea Castellani , Sebastian Schmitt , Barbara Hammer