SHIP: A Shapelet-based Approach for Interpretable Patient-Ventilator Asynchrony Detection

Fuente: arXiv
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Autori principali: Le, Xuan-May, Luo, Ling, Aickelin, Uwe, Tran, Minh-Tuan, Berlowitz, David, Howard, Mark
Natura: Preprint
Pubblicazione: 2025
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author Le, Xuan-May
Luo, Ling
Aickelin, Uwe
Tran, Minh-Tuan
Berlowitz, David
Howard, Mark
author_facet Le, Xuan-May
Luo, Ling
Aickelin, Uwe
Tran, Minh-Tuan
Berlowitz, David
Howard, Mark
contents Patient-ventilator asynchrony (PVA) is a common and critical issue during mechanical ventilation, affecting up to 85% of patients. PVA can result in clinical complications such as discomfort, sleep disruption, and potentially more severe conditions like ventilator-induced lung injury and diaphragm dysfunction. Traditional PVA management, which relies on manual adjustments by healthcare providers, is often inadequate due to delays and errors. While various computational methods, including rule-based, statistical, and deep learning approaches, have been developed to detect PVA events, they face challenges related to dataset imbalances and lack of interpretability. In this work, we propose a shapelet-based approach SHIP for PVA detection, utilizing shapelets - discriminative subsequences in time-series data - to enhance detection accuracy and interpretability. Our method addresses dataset imbalances through shapelet-based data augmentation and constructs a shapelet pool to transform the dataset for more effective classification. The combined shapelet and statistical features are then used in a classifier to identify PVA events. Experimental results on medical datasets show that SHIP significantly improves PVA detection while providing interpretable insights into model decisions.
format Preprint
id arxiv_https___arxiv_org_abs_2503_06571
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle SHIP: A Shapelet-based Approach for Interpretable Patient-Ventilator Asynchrony Detection
Le, Xuan-May
Luo, Ling
Aickelin, Uwe
Tran, Minh-Tuan
Berlowitz, David
Howard, Mark
Machine Learning
Artificial Intelligence
Patient-ventilator asynchrony (PVA) is a common and critical issue during mechanical ventilation, affecting up to 85% of patients. PVA can result in clinical complications such as discomfort, sleep disruption, and potentially more severe conditions like ventilator-induced lung injury and diaphragm dysfunction. Traditional PVA management, which relies on manual adjustments by healthcare providers, is often inadequate due to delays and errors. While various computational methods, including rule-based, statistical, and deep learning approaches, have been developed to detect PVA events, they face challenges related to dataset imbalances and lack of interpretability. In this work, we propose a shapelet-based approach SHIP for PVA detection, utilizing shapelets - discriminative subsequences in time-series data - to enhance detection accuracy and interpretability. Our method addresses dataset imbalances through shapelet-based data augmentation and constructs a shapelet pool to transform the dataset for more effective classification. The combined shapelet and statistical features are then used in a classifier to identify PVA events. Experimental results on medical datasets show that SHIP significantly improves PVA detection while providing interpretable insights into model decisions.
title SHIP: A Shapelet-based Approach for Interpretable Patient-Ventilator Asynchrony Detection
topic Machine Learning
Artificial Intelligence
url https://arxiv.org/abs/2503.06571