Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference最新文献

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Deep Learning-based Open-set Person Identification using Radar Extracted Cardiac Signals. 基于雷达提取心脏信号的深度学习开放集人识别。
Zelin Xing, Mondher Bouazizi, Tomoaki Ohtsuki
{"title":"Deep Learning-based Open-set Person Identification using Radar Extracted Cardiac Signals.","authors":"Zelin Xing, Mondher Bouazizi, Tomoaki Ohtsuki","doi":"10.1109/EMBC53108.2024.10782527","DOIUrl":"10.1109/EMBC53108.2024.10782527","url":null,"abstract":"<p><p>Person identification based on radar-extracted vital signs has become increasingly popular due to its non-contact measurement capabilities. This paper introduces a novel deep learning-based person identification algorithm leveraging radar- extracted vital signs. While current studies mainly focus on closeset conditions with consistent training and testing categories, real-world scenarios often involve open-set circumstances, in which there are more data categories in the testing data. The algorithm involves extracting heart pulse signals from Doppler radar echoes, training two Convolutional Neural Network (CNN)-based models using transfer learning, and utilizing a distribution model for calibration. By combining the models' outputs through a strategic decision-making process, we achieve superior person identification results. Experimental results on a public radar vital signs dataset demonstrate an identification accuracy of 99.61% in close-set conditions and 94.35% in openset conditions, surpassing existing approaches.</p>","PeriodicalId":72237,"journal":{"name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","volume":"2024 ","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143559174","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Computational analysis of light diffusion and thermal effects during Transcranial Photobiomodulation. 经颅光生物调节过程中光扩散和热效应的计算分析。
Alexander R Guillen, Dennis Q Truong, Paula Cristina Faria, Brian Pryor, Luis De Taboada, Abhishek Datta
{"title":"Computational analysis of light diffusion and thermal effects during Transcranial Photobiomodulation.","authors":"Alexander R Guillen, Dennis Q Truong, Paula Cristina Faria, Brian Pryor, Luis De Taboada, Abhishek Datta","doi":"10.1109/EMBC53108.2024.10782579","DOIUrl":"10.1109/EMBC53108.2024.10782579","url":null,"abstract":"<p><p>Transcranial Photobiomodulation (tPBM) is a non-invasive procedure where light is applied to the scalp to modulate underlying brain activity. tPBM has recently attracted immense interest as a potential therapeutic option for a range of neurological and neuropsychiatric conditions. The common technological questions related to this modality are extent of light penetration and associated scalp and brain temperature increases. Limited computational efforts to quantify these aspects are restricted to simplified models. We consider here a 3D high-resolution (1 mm) and anatomically realistic model to simulate light propagation and thermal effects. We consider a dose of 100 mW /cm<sup>2</sup> and use a single light source targeting the F3 location based on 10-20 EEG. Our simulations reveal that while the induced irradiance distribution largely mimics the shape and extent of the source, there is a blurring effect at the brain. This diffusion is attributed to the scalp, skull, and compounded at the surface of the cerebrospinal fluid. Around 1% of the injected irradiance reaches the gray matter. As expected and aligned with previous efforts, the scalp accounts for the greatest loss (~65%). We observe a nominal 0.38 °C rise in the scalp in regions directly underneath the source. There is negligible temperature rise in the brain. Finally, irradiance reduces to 0.01 mW /cm<sup>2</sup> at ~13.5 cm from the scalp surface.</p>","PeriodicalId":72237,"journal":{"name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","volume":"2024 ","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143559281","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Exploring Gender-Related Variations in Photoplethysmography. 探讨光容积脉搏波的性别差异。
Sara Lombardi, Piergiorgio Francia, Leonardo Bocchi
{"title":"Exploring Gender-Related Variations in Photoplethysmography.","authors":"Sara Lombardi, Piergiorgio Francia, Leonardo Bocchi","doi":"10.1109/EMBC53108.2024.10782441","DOIUrl":"10.1109/EMBC53108.2024.10782441","url":null,"abstract":"<p><p>Photoplethysmographic signal (PPG) analysis is emerging in healthcare applications due to its affordable cost and noninvasiveness. However, it is well known how PPG is influenced by several factors, potentially including the gender of the subject. This study aims to identify which parameters of the PPG signal show variations in relation to gender. We used a machine learning approach to classify the gender of subjects using a mathematical model of the PPG signal. In a cross-validation procedure, our method correctly classified 90 out of 115 subjects (78%). Heart cycle and systolic phase duration, along with variables related to the reflected wave of the PPG signal, emerged as significant parameters. These findings enhance our understanding of gender-related PPG variability, offering potential insights for future clinical applications in cardiovascular monitoring.</p>","PeriodicalId":72237,"journal":{"name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","volume":"2024 ","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143559394","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Estimating Upper-extremity Function with Raw Kinematic Trajectory Data after Stroke using End-to-end Machine Learning Approach. 使用端到端机器学习方法估算中风后原始运动轨迹数据的上肢函数。
Wanyi Qing, Changjie Pan, Jianing Zhang, Chun-Yan Chau, Chun-Hin Mui, Xiaoling Hu
{"title":"Estimating Upper-extremity Function with Raw Kinematic Trajectory Data after Stroke using End-to-end Machine Learning Approach.","authors":"Wanyi Qing, Changjie Pan, Jianing Zhang, Chun-Yan Chau, Chun-Hin Mui, Xiaoling Hu","doi":"10.1109/EMBC53108.2024.10781580","DOIUrl":"10.1109/EMBC53108.2024.10781580","url":null,"abstract":"<p><p>Although there are some studies on the automatic evaluation of impairment levels after stroke using machine learning (ML) models, few have delved into the predictive capabilities of raw motion data. In this study, we captured kinematic trajectories of the trunk and affected upper limb from 21 patients with chronic stroke when performing three reaching tasks. Employing ML models, we integrated the recorded trajectories to predict scores of the Fugl-Meyer Assessment of the Upper Extremity (FMA-UE) of stroke patients. A transformer-based model achieved better metrics than Residual Neural Network (ResNet) and support vector regression (SVR). The trajectory successfully predicted FMA-UE scores, with the forward task (R<sup>2</sup>=0.905±0.028) outperforming the vertical task (R<sup>2</sup>=0.875±0.019) and horizontal task (R<sup>2</sup>=0.868±0.031). This pilot study demonstrated the capability of original trajectory data in tracking personal motor function after stroke and extended possibility of application in telerehabilitation.</p>","PeriodicalId":72237,"journal":{"name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","volume":"2024 ","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143559492","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Can heart rate variability demonstrate progression of mindfulness through two-week repeated practice? 通过两周的重复练习,心率变异性能否证明正念的进步?
Yifei Xu, Yanping Wei, Wanlin Chen, Xuanyi Wang, Jing Zheng, Shulin Chen, Hang Chen
{"title":"Can heart rate variability demonstrate progression of mindfulness through two-week repeated practice?","authors":"Yifei Xu, Yanping Wei, Wanlin Chen, Xuanyi Wang, Jing Zheng, Shulin Chen, Hang Chen","doi":"10.1109/EMBC53108.2024.10782128","DOIUrl":"10.1109/EMBC53108.2024.10782128","url":null,"abstract":"<p><p>Mindfulness could benefit on mental and physical health. Through repeated practice, progression of mindfulness could be found. Except for self-report questionnaires, heart rate variability (HRV) is a potential biomarker to demonstrate the effects of mindfulness. However, few studies focus on the changes in HRV which may vary through repeated practice. This study aims to explore whether HRV could demonstrate progression of mindfulness through repeated practice. 20 experienced practitioners and 26 novices were enrolled to practice two-week mindfulness and completed the Five Facet Mindfulness Questionnaire pre and post the training. ECG signals were collected by holter monitors, covering baseline to training and 9 HRV metrics were extracted. The results indicate that the experienced group showed significantly increased parasympathetic activity during mindfulness training and the effects were stable through repeated practice, while the novice group showed high cognitive load, with inconspicuous but probably progressive effects. The findings indicate that HRV could demonstrate progression of mindfulness through repeated practice, suggesting the possibility of assessing mindfulness based on HRV.</p>","PeriodicalId":72237,"journal":{"name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","volume":"2024 ","pages":"1-5"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143544646","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A signal processing tool for extracting features from arterial blood pressure and photoplethysmography waveforms. 从动脉血压和光容积脉搏波波形中提取特征的信号处理工具。
R Pal, A Rudas, S Kim, J N Chiang, M Cannesson
{"title":"A signal processing tool for extracting features from arterial blood pressure and photoplethysmography waveforms.","authors":"R Pal, A Rudas, S Kim, J N Chiang, M Cannesson","doi":"10.1109/EMBC53108.2024.10782973","DOIUrl":"10.1109/EMBC53108.2024.10782973","url":null,"abstract":"<p><p>Arterial blood pressure (ABP) and photoplethysmography (PPG) waveforms contain valuable clinical information and play a crucial role in cardiovascular health monitoring, medical research, and managing medical conditions. The features extracted from PPG waveforms have various clinical applications ranging from blood pressure monitoring to nociception monitoring, while features from ABP waveforms can be used to calculate cardiac output and predict hypertension or hypotension. In recent years, many machine learning models have been proposed to utilize both PPG and ABP waveform features for these healthcare applications. However, the lack of standardized tools for extracting features from these waveforms could potentially affect their clinical effectiveness. In this paper, we propose an automatic signal processing tool for extracting features from ABP and PPG waveforms. Additionally, we generated a PPG feature library from a large perioperative dataset comprising 17,327 patients using the proposed tool. This PPG feature library can be used to explore the potential of these extracted features to develop machine learning models for non-invasive blood pressure estimation.</p>","PeriodicalId":72237,"journal":{"name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","volume":"2024 ","pages":"1-5"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143558918","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Multimodal Myanmar Emotion Dataset for Emotion Recognition. 用于情绪识别的多模态缅甸情绪数据集。
Khin Pa Pa Aung, Hao-Long Yin, Tian-Fang Ma, Wei-Long Zheng, Bao-Liang Lu
{"title":"A Multimodal Myanmar Emotion Dataset for Emotion Recognition.","authors":"Khin Pa Pa Aung, Hao-Long Yin, Tian-Fang Ma, Wei-Long Zheng, Bao-Liang Lu","doi":"10.1109/EMBC53108.2024.10782660","DOIUrl":"10.1109/EMBC53108.2024.10782660","url":null,"abstract":"<p><p>Effective emotion recognition is vital for human interaction and has an impact on several fields such as psychology, social sciences, human-computer interaction, and emotional artificial intelligence. This study centers on the innovative contribution of a novel Myanmar emotion dataset to enhance emotion recognition technology in diverse cultural contexts. Our unique dataset is derived from a carefully designed emotion elicitation paradigm, using 15 video clips per session for three emotions (positive, neutral, and negative), with five clips per emotion. We collected electroencephalogram (EEG) signals and eye-tracking data from 20 subjects, and each subject took three sessions spaced over several days. Notably, all video clips used in experiments have been well rated by Myanmar citizens through the Self-Assessment Manikin scale. We validated the proposed dataset's uniqueness using three baseline unimodal classification methods, alongside two traditional multimodal approaches and a deep multimodal approach (DCCA-AM) under subject-dependent and subject-independent settings. Unimodal classification achieved accuracies ranging from 62.57% to 77.05%, while multimodal fusion techniques achieved accuracies ranging from 75.43% to 87.91%. These results underscore the effectiveness of the models, and highlighting the value of our unique dataset for cross-cultural applications.</p>","PeriodicalId":72237,"journal":{"name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","volume":"2024 ","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143558938","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of Cough Sound Segmentation Algorithms in the Presence of Background Noise. 背景噪声存在下的咳嗽声分割算法评价。
Roneel V Sharan, Hao Xiong
{"title":"Evaluation of Cough Sound Segmentation Algorithms in the Presence of Background Noise.","authors":"Roneel V Sharan, Hao Xiong","doi":"10.1109/EMBC53108.2024.10782675","DOIUrl":"10.1109/EMBC53108.2024.10782675","url":null,"abstract":"<p><p>Automated cough sound segmentation is important for the objective analysis of cough sounds. While various cough sound segmentation algorithms have been proposed over the years, it is not clear how these algorithms perform in the presence of background noise, which can vary in intensity across different environments. Therefore, in this study, we evaluate the performance of cough sound segmentation algorithms in the presence of background noise. Specifically, we examine algorithms employing conventional feature engineering and machine learning methods, convolutional neural networks (CNNs), recurrent neural networks (RNNs), and a combination of CNNs and RNNs. These algorithms are developed using relatively clean cough signals but evaluated under both clean and noisy conditions. The results indicate that, while the performance of all algorithms declined in the presence of background noise, the combination of CNNs and RNNs yielded the best cough segmentation results under both clean and noisy conditions. These findings can contribute to the development of noise-robust cough sound segmentation algorithms for objective cough sound analysis in noisy conditions.</p>","PeriodicalId":72237,"journal":{"name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","volume":"2024 ","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143559577","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of FES-induced Muscle Fatigue and Recovery using Torque and Surface Electromyography. 用扭矩和表面肌电图评价fes诱导的肌肉疲劳和恢复。
Chenglin Lyu, Georgios Panteli, L Cornelius Bollheimer, Steffen Leonhardt, Philip von Platen
{"title":"Evaluation of FES-induced Muscle Fatigue and Recovery using Torque and Surface Electromyography.","authors":"Chenglin Lyu, Georgios Panteli, L Cornelius Bollheimer, Steffen Leonhardt, Philip von Platen","doi":"10.1109/EMBC53108.2024.10782626","DOIUrl":"10.1109/EMBC53108.2024.10782626","url":null,"abstract":"<p><p>Functional Electrical Stimulation (FES) plays a crucial role in the rehabilitation and mobility of patients, but it introduces muscle fatigue which can impact the treatment process. This work presents a novel approach for monitoring FES-induced muscle fatigue and recovery by torque and surface electromyography (sEMG) signals. A predefined pattern of FES is applied on the rectus femoris muscle to induce isometric contraction, while torque and sEMG data are collected to assess muscle fatigue and subsequent recovery. The sEMG data are filtered using notch stop and high-pass filters, and subsequently assessed in both the time domain (Root Mean Square, RMS) and frequency domain (mean frequency). The results indicated that torque and RMS decreased during fatigue and increased during recovery, while the mean frequency of the sEMG signal exhibited an opposite trend. These findings provide valuable insights into the dynamics of muscle fatigue under FES and have implications for enhancing the understanding and management of muscle fatigue in rehabilitation therapy.</p>","PeriodicalId":72237,"journal":{"name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","volume":"2024 ","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143559583","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
METAVEST: Liquid Metal Biomimetic Personal Cooling System for Industry Workers. METAVEST:工业工人用液态金属仿生个人冷却系统。
M Arifur Rahman, Mohammad Uzzaman, Radwa Elshenawy, Wedyan Babatain
{"title":"METAVEST: Liquid Metal Biomimetic Personal Cooling System for Industry Workers.","authors":"M Arifur Rahman, Mohammad Uzzaman, Radwa Elshenawy, Wedyan Babatain","doi":"10.1109/EMBC53108.2024.10782241","DOIUrl":"10.1109/EMBC53108.2024.10782241","url":null,"abstract":"<p><p>Hot environments can negatively impact worker health, well-being, and productivity, especially in industrial and outdoor settings. Personal cooling systems (PCS) provide a solution, but current systems have limitations in cooling capacity, size, mobility, and battery life. This study introduces METAVEST, a lightweight and energy-efficient PCS comprising a cooling unit and a biomimetic vest. It utilizes Galinstan as the primary coolant and ice as the secondary coolant. The Galinstan circulates through tubing attached to the vest, absorbing body heat and cooling via tubing embedded in an insulated cold pack with ice. This study focuses on designing a cooling vest tubing network, which draws inspiration from human heart capillaries for efficient heat transfer. Rectangular-shaped thermally conductive tubing is fabricated and characterized for efficient heat transfer from the body, and its flow resistance and heat transfer characteristics are compared with circular tubing. Additionally, a network of tubing and a prototype vest has been developed to mitigate heat risks for industry workers in hot conditions, ensuring their safety and improving performance by addressing heat-related challenges.</p>","PeriodicalId":72237,"journal":{"name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","volume":"2024 ","pages":"1-4"},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143559788","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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