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Related papers: Standardized Evaluation of Fetal Phonocardiography…

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Obtaining high-quality heart and lung sounds enables clinicians to accurately assess a newborn's cardio-respiratory health and provide timely care. However, noisy chest sound recordings are common, hindering timely and accurate assessment.…

Audio and Speech Processing · Electrical Eng. & Systems 2022-01-25 Ethan Grooby , Jinyuan He , Davood Fattahi , Lindsay Zhou , Arrabella King , Ashwin Ramanathan , Atul Malhotra , Guy A. Dumont , Faezeh Marzbanrad

Fetal heart rate (FHR) monitoring, before and during labor, is a very important medical practice in the detection of fetuses in danger. We clustered FHR tracings by compression in order to identify abnormal ones. We use a recently…

Tissues and Organs · Quantitative Biology 2007-05-23 C. Costa Santos , J. Bernardes , P. Vitanyi , L. Antunes

Objective: The utility of fetal heart rate (FHR) monitoring can only be achieved with an acquisition sampling rate that preserves the underlying physiological information on the millisecond time scale (1000 Hz rather than 4 Hz). For such…

Medical Physics · Physics 2018-05-09 C Shen , MG Frasch , HT Wu , CL Herry , M Cao , A Desrochers , G Fecteau , P Burns

We propose a novel algorithm to recover fetal electrocardiogram (ECG) for both the fetal heart rate analysis and morphological analysis of its waveform from two or three trans-abdominal maternal ECG channels. We design an algorithm based on…

Signal Processing · Electrical Eng. & Systems 2019-08-09 Pei-Chun Su , Stephen Miller , Salim Idriss , Piers Barker , Hau-Tieng Wu

Cardiac auscultation is an essential point-of-care method used for the early diagnosis of heart diseases. Automatic analysis of heart sounds for abnormality detection is faced with the challenges of additive noise and sensor-dependent…

Sound · Computer Science 2021-06-04 Farhat Binte Azam , Md. Istiaq Ansari , Ian Mclane , Taufiq Hasan

A non-invasive method for the monitoring of heart activity can help to reduce the deaths caused by heart disorders such as stroke, arrhythmia and heart attack. The human voice can be considered as a biometric data that can be used for…

Sound · Computer Science 2016-08-15 Aibek Ryskaliyev , Sanzhar Askaruly , Alex Pappachen James

Heart Sound (also known as phonocardiogram (PCG)) analysis is a popular way that detects cardiovascular diseases (CVDs). Most PCG analysis uses supervised way, which demands both normal and abnormal samples. This paper proposes a method of…

Sound · Computer Science 2021-01-15 Shengchen Li , Ke Tian , Rui Wang

The proposed system consists of a two-stage cascade. The first stage performs a rough heartbeat detection while the second stage refines the previous one, improving the temporal localization and also classifying the heartbeats into types S1…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-06 J. Torre-Cruz , D. Martinez-Munoz , N. Ruiz-Reyes , A. J. Munoz-Montoro , M. Puentes-Chiachio , F. J. Canadas-Quesada

Heart sound auscultation holds significant importance in the diagnosis of congenital heart disease. However, existing methods for Heart Sound Diagnosis (HSD) tasks are predominantly limited to a few fixed categories, framing the HSD task as…

Sound · Computer Science 2024-08-19 Zihan Zhao , Pingjie Wang , Liudan Zhao , Yuchen Yang , Ya Zhang , Kun Sun , Xin Sun , Xin Zhou , Yu Wang , Yanfeng Wang

We present a novel computerized fetal heart rate intrapartum algorithm for early and individualized prediction of fetal cardiovascular decompensation, a key event in the causal chain leading to brain injury. This real-time machine learning…

Quantitative Methods · Quantitative Biology 2021-04-21 Nathan Gold , Christophe L. Herry , Xiaogang Wang , Martin G. Frasch

Objective- Heart rate monitoring using wrist type Photoplethysmographic (PPG) signals is getting popularity because of construction simplicity and low cost of wearable devices. The task becomes very difficult due to the presence of various…

This paper proposes a novel framework for the segmentation of phonocardiogram (PCG) signals into heart states, exploiting the temporal evolution of the PCG as well as considering the salient information that it provides for the detection of…

Signal Processing · Electrical Eng. & Systems 2020-04-09 Tharindu Fernando , Houman Ghaemmaghami , Simon Denman , Sridha Sridharan , Nayyar Hussain , Clinton Fookes

Prenatal screening with ultrasound can lower neonatal mortality significantly for selected cardiac abnormalities. However, the need for human expertise, coupled with the high volume of screening cases, limits the practically achievable…

Image and Video Processing · Electrical Eng. & Systems 2020-08-19 Jeremy Tan , Anselm Au , Qingjie Meng , Sandy FinesilverSmith , John Simpson , Daniel Rueckert , Reza Razavi , Thomas Day , David Lloyd , Bernhard Kainz

The traditional method of diagnosing heart disease on ECG signal is artificial observation. Some have tried to combine expertise and signal processing to classify ECG signal by heart disease type. However, the currency is not so sufficient…

Signal Processing · Electrical Eng. & Systems 2019-10-29 Jie Zhang , Bohao Li , Kexin Xiang , Xuegang Shi

Heart rate is an important vital sign used in the diagnosis of many medical conditions. Conventionally, heart rate is measured using a medical device such as pulse oxymeter. Physiological parameters such as heart rate bear a correlation to…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-27 Mohammed Usman , Zeeshan Ahmad , Mohd Wajid

Significant training is required to visually interpret neonatal EEG signals. This study explores alternative sound-based methods for EEG interpretation which are designed to allow for intuitive and quick differentiation between healthy…

Neurons and Cognition · Quantitative Biology 2018-06-11 Sergi Gomez , Mark O'Sullivan , Emanuel Popovici , Sean Mathieson , Geraldine Boylan , Andriy Temko

Research on fetal phonocardiogram (fPCG) is challenged by the limited number of abdominal recordings, substantial maternal interference, and marked transmissioninduced signal attenuation that complicate reproducible benchmarking. We present…

Signal Processing · Electrical Eng. & Systems 2026-01-26 Yingtong Zhou , Yiang Zhou , Zhengxian Qu , Kang Liu , Ting Tan

Heartbeat interval can be detected from ballistocardiogram (BCG) signals in a non-contact manner. Conventional methods achieved heartbeat detection from different perspectives, where template matching (TM) and deep learning (DL) were based…

Signal Processing · Electrical Eng. & Systems 2026-01-06 Dongli Cai , Xihe Chen , Yaosheng Chen , Hong Xian , Baoxian Yu , Han Zhang

Most existing cry detection models have been tested with data collected in controlled settings. Thus, the extent to which they generalize to noisy and lived environments is unclear. In this paper, we evaluate several established machine…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-18 Xuewen Yao , Megan Micheletti , Mckensey Johnson , Edison Thomaz , Kaya de Barbaro

Cardiovascular disease is one of the leading causes of death according to WHO. Phonocardiography (PCG) is a costeffective, non-invasive method suitable for heart monitoring. The main aim of this work is to classify heart sounds into…

Sound · Computer Science 2023-02-28 Reza Yousefi Mashhoor , Ahmad Ayatollahi