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A Comprehensive Review of Techniques for Processing and Analyzing Fetal Heart Rate Signals

Alfonso Maria Ponsiglione, Carlo Cosentino, Giuseppe Cesarelli, Francesco Amato, Maria Romano
2021 Sensors  
The availability of standardized guidelines regarding the use of electronic fetal monitoring (EFM) in clinical practice has not effectively helped to solve the main drawbacks of fetal heart rate (FHR)  ...  The review explores the following two main approaches to the processing and analysis of FHR signals: traditional (or linear) methodologies, namely, time and frequency domain analysis, and less conventional  ...  ; FFT: Fast Fourier Transform; FHR: Fetal Heart Rate; FHRV: Fetal Heart Rate Variability; fMCG: Fetal Magnetocardiography; fPCG: Fetal Phonocardiography; GLCM: Grey Level Co-occurrence Matrix; HF: High  ... 
doi:10.3390/s21186136 pmid:34577342 pmcid:PMC8469481 fatcat:liybhxskwrarnjv4dg337nueu4

Heart Rate Variability Analysis in Full-Term Infants: Spectral Indices for Study of Neonatal Cardiorespiratory Control

K Baldzer, F D Dykes, S A Jones, M Brogan, T A Carrigan, D P Giddens
1989 Pediatric Research  
neonatal heart rate variability (HRV) characteristics.  ...  (Pediatr Res 26: [188][189][190][191][192][193][194][195]1989) Abbreviations BASA, breath amplitude sinus arrhythmia CR, cardiorespiratory HF, high frequency HR, heart rate HRV, heart rate variability  ...  The authors acknowledge the advice and consultation of Dr. W. W. Hines in statistical analysis of the results and assistance of Ms. Janice Ray in collecting and recording data.  ... 
doi:10.1203/00006450-198909000-00004 pmid:2587118 fatcat:qecv56qrzfh6bnqd7jcwvcsg2u

Trends in Heart-Rate Variability Signal Analysis

Syem Ishaque, Naimul Khan, Sri Krishnan
2021 Frontiers in Digital Health  
Heart rate variability (HRV) is the rate of variability between each heartbeat with respect to time.  ...  It is used to analyse the Autonomic Nervous System (ANS), a control system used to modulate the body's unconscious action such as cardiac function, respiration, digestion, blood pressure, urination, and  ...  ACKNOWLEDGMENTS The authors would like to gratefully acknowledge the funding provided by Natural Sciences and Engineering Research Council of Canada, and Ryerson University.  ... 
doi:10.3389/fdgth.2021.639444 pmid:34713110 pmcid:PMC8522021 fatcat:poexpbqkpnb2phiuuopn6rjvlq

Heart rate variability: Standards of measurement, physiological interpretation, and clinical use

M. Malik, J. T. Bigger, A. J. Camm, R. E. Kleiger, A. Malliani, A. J. Moss, P. J. Schwartz
1996 European Heart Journal  
short-term variation HRV may be used to 1993 AR=autoregressive; CA=cardiac arrest; CAD=coronary artery disease; CHF=congestive heart failure; EF=ejection fraction; FFT=fast Fourier transform; HCM=  ...  Figure 3 3 Spectral analysis (autoregressive model, order 12) of RR interval variability in a healthy subject at rest and during 90 head-up tilt.  ...  Appendix A Normal values of standard measures of heart rate variability As no comprehensive investigations of all HRV indices in large normal populations have yet been performed, Appendix B Suggestion  ... 
doi:10.1093/oxfordjournals.eurheartj.a014868 fatcat:4nprszolhfgjva62mmyuhda5ea

A Comparative Approach to ECG Feature Extraction Methods

Fatemeh Molaei Vaneghi, Maysam Oladazimi, F. Shiman, Afshan Kordi, M.J. Safari, F. Ibrahim
2012 2012 Third International Conference on Intelligent Systems Modelling and Simulation  
This paper discusses six most frequent methods used to extract different features in Electrocardiograph (ECG) signals namely Autoregressive (AR), Wavelet Transform (WT), Eigenvector, Fast Fourier Transform  ...  (FFT), Linear Prediction (LP), and Independent Component Analysis (ICA).  ...  ACKNOWLEDGEMENTS This research is supported and funded by the prime Minister's Department, Malaysia, through a special grant Project No. 66-02-03-0061/H-00000-37039.  ... 
doi:10.1109/isms.2012.35 fatcat:r7rzjklzmzhn5frjnlj7g3t7pm

Autonomic balance revisited: Panic anxiety and heart rate variability

Bruce H. Friedman, Julian F. Thayer
1998 Journal of Psychosomatic Research  
The analysis of heart rate variability (HRV) is becoming widely used in clinical research to provide a window into autonomic control of HR.  ...  This contradiction is addressed in the context of traditional homeostatic models versus a systems perspective that views physiologic variability as essential to overall stability.  ...  Thomas Borkovec for his collaborative efforts and clinical insights, and several anonymous reviewers for their helpful comments and suggestions.  ... 
doi:10.1016/s0022-3999(97)00202-x pmid:9483470 fatcat:jfkyr3daifer7h4yrn6sewi52m

EMG Processing Based Measures of Fatigue Assessment during Manual Lifting

E. F. Shair, S. A. Ahmad, M. H. Marhaban, S. B. Mohd Tamrin, A. R. Abdullah
2017 BioMed Research International  
To overcome this problem, electromyography (EMG) signal is used to monitor the workers' muscle condition and to find maximum lifting load, lifting height and number of repetitions that the workers are  ...  Manual lifting is one of the common practices used in the industries to transport or move objects to a desired place.  ...  Acknowledgments The authors acknowledge and thank the Control and Signal Processing Group of Universiti Putra Malaysia and Rehabilitation and Assistive Technology Research Group of Universiti Teknikal  ... 
doi:10.1155/2017/3937254 pmid:28303251 pmcid:PMC5337807 fatcat:55gdolrsyvh4dg3xv7njfya3e4

Assessment of Cardiac Autonomic Function in Relation to Methylmercury Neurotoxicity

Kanae Karita, Toyoto Iwata, Eri Maeda, Mineshi Sakamoto, Katsuyuki Murata
2018 Toxics  
After the European Food Safety Authority reviewed reports of methylmercury and heart rate variability (HRV) in 2012, the panel concluded that, although some studies of cardiac autonomy suggested an autonomic  ...  The HRV parameters calculated by frequency domain analysis appear to be more sensitive to methylmercury exposure than those by time domain analysis.  ...  Results of spectral analysis of 128 consecutive R-R intervals using a fast Fourier transform in a male student.  ... 
doi:10.3390/toxics6030038 pmid:30036985 fatcat:pmdyxqr27vaznaa4l6ylhw7hfa

Patient oriented closed loop control of extracorporeal lung assist

Marian Walter, Christian Brendle, Andre Stollenwerk, Rüdger Kopp, Jutta Arens, Ralf Bensberg, Steffen Leonhardt
2013 Journal of critical care  
The meeting will highlight research focused on innovative quantitative methods that make use of high-fidelity bedside monitoring, as well as advanced mathematical modeling, both applying the paradigm and  ...  Thank you to Caitlin Anstee for her creativity and talent in developing the ICCAI 2012 website and the innovative app to be used in this meeting.  ...  We also showed that using a continuous and steady indicator as stimulus for respiration proved more successful in achieving a CRS state than using a binary indication of respiratory onsets.  ... 
doi:10.1016/j.jcrc.2012.10.032 fatcat:7pxgdhhlwvgb5aqum7r7q2ijoi

Origins of ECG and Evolution of Automated DSP Techniques: A Review [article]

Neha Arora, Biswajit Mishra
2021 arXiv   pre-print
Development phases of ECG, ECG leads, portable ECG monitors, Signal Processing Schemes and the Complex Transformations are discussed.  ...  Over the years researchers have studied the evolution of Electrocardiogram (ECG) and the complex classification of cardiovascular diseases.  ...  This work is supported by Science and Engineering Research Board (SERB) (Grant Number:DST SERB Grant CRG/2019/004747) under Department of Science and Technology (DST), Government of India.  ... 
arXiv:2105.08938v1 fatcat:4bf6ojrlqrg5hlhdwe2gbi2xua

Origins of ECG and Evolution of Automated DSP Techniques: A Review

Neha Arora, Biswajit Mishra
2021 IEEE Access  
This work is supported by Department of Science and Technology (Grant No. :DST SERB Grant CRG/2019/004747), Government of India.  ...  ACKNOWLEDGMENT The authors would like to thank Dhirubhai Ambani Institute of Information and Communication Technology for the research support.  ...  In 1987, another research [157] provided the preliminary heart rate variability (HRV) analysis by using the autoregressive modeling techniques and power spectral density estimates.  ... 
doi:10.1109/access.2021.3119630 fatcat:kbxghskiu5f5hc3vrmi6yrysba

How Nonlinear-Type Time-Frequency Analysis Can Help in Sensing Instantaneous Heart Rate and Instantaneous Respiratory Rate from Photoplethysmography in a Reliable Way

Antonio Cicone, Hau-Tieng Wu
2017 Frontiers in Physiology  
Keywords: de-shape short time Fourier transform, de-shape synchrosqueezing transform, photoplethysmography, instantaneous respiratory rate, instantaneous heart rate Frontiers in Physiology |  ...  extract from a single-channel PPG signal the instantaneous heart rate (IHR) and the instantaneous respiratory rate (IRR).  ...  (Johansson, 2003) , modified multi-scale principal component analysis (Madhav et al., 2013) , independent component analysis (Zhou et al., 2006) , timevarying autoregressive regression (Lee and Chon  ... 
doi:10.3389/fphys.2017.00701 pmid:29018352 pmcid:PMC5615790 fatcat:v335zlyslzdulkf7cntbyrvw2u

Gyrocardiography: A Review of the Definition, History, Waveform Description, and Applications

Szymon Sieciński, Paweł S. Kostka, Ewaryst J. Tkacz
2020 Sensors  
of the gyrocardiography, including, heart rate estimation, heart rate variability analysis, hemodynamics analysis, and classification of various cardiac diseases.  ...  Based on the analyzed works, we present the definition of GCG as a technique for registration and analysis of rotational component of local cardiac vibrations, waveform annotation, several applications  ...  Fast Fourier Transform (SFFT) between 0.75 and 2.5 Hz.  ... 
doi:10.3390/s20226675 pmid:33266401 fatcat:meldvfcobvdjvoshwtaxmvyez4

Non-Contact Vital Sign Monitoring in the Clinic

Mauricio Villarroel, Joao Jorge, Chris Pugh, Lionel Tarassenko
2017 2017 12th IEEE International Conference on Automatic Face & Gesture Recognition (FG 2017)  
Maps of the spatial distribution of heart rate and respiratory rate information were developed from the coefficients of the auto-regressive models.  ...  Maps of the spatial distribution of heart rate and respiratory rate information were developed from the coefficients of the auto-regressive models.  ...  Fast Fourier Transform (FFT) For the Fast Fourier Transform (FFT) method, the frequency of the maximum peak in the spectrum is taken to be the heart rate value for the window.  ... 
doi:10.1109/fg.2017.43 dblp:conf/fgr/VillarroelJPT17 fatcat:n6gzfcfyondipcdkstic57blie

How nonlinear-type time-frequency analysis can help in sensing instantaneous heart rate and instantaneous respiratory rate from photoplethysmography in a reliable way [article]

Antonio Cicone, Hau-Tieng Wu
2017 arXiv   pre-print
extract from a single-channel PPG signal the instantaneous heart rate (IHR) and the instantaneous respiratory rate (IRR).  ...  transform and the synchrosqueezing transform, which allows us to extract the instantaneous physiological information from the PPG signal in a reliable way.  ...  [65] , time-varying autoregressive regression [30, 29] , fusion approaches [24, 4] , pulse-width variability [28, 54] , CSD [44, 17] , EMD [18] , a Bayesian approach [45, 67] , etc.  ... 
arXiv:1701.02072v2 fatcat:yn6rvk4mfvhuvlfnr63dxxp764
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