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Profile

Qiao Li

  • Department of Biomedical Informatics
    Assistant Professor
  • qiao.li@emory.edu
Head shot of Qiao Li

Overview

I have over 20 years of experience in physiological data analysis, machine learning and advanced signal processing. I worked on developing and evaluating advanced Intensive Care Unit patient monitoring methods and analyzing vital signs waveforms from a complex Intensive Care Unit database, which led to the Martin Black Prize 2008 from the Institute of Physics. The goals of my research are to extract the correct physiological parameters by data fusion, data mining and deep learning and provide the clinicians with interpretations of pathophysiological states, diagnostic hypotheses modeling and decision supporting. I have developed state of the art signal quality indices for bedside monitor data streams, including signal quality indices for the electrocardiogram, arterial blood pressure and photoplethysmogram. Signal quality indices are applying to clinical monitoring as quality control and to data fusion research as important weighting factors.

Academic Appointment

  • Assistant Professor, Department of Biomedical Informatics, Emory University

Education

Degrees

  • PhD Biomedical Engineering from Shandong University

Research

Publications

  • Heart rate variability wrist-wearable biomarkers identify adverse posttraumatic neuropsychiatric sequelae after traumatic stress exposure.
    Psychiatry Res Volume: 342 Page(s): 116260
    12/01/2024 Authors: Guichard L; An X; Neylan TC; Clifford GD; Li Q; Ji Y; Macchio L; Baker J; Beaudoin FL; Jovanovic T
  • A Crowdsourced AI Framework for Atrial Fibrillation Detection in Apple Watch and Kardia Mobile ECGs.
    Sensors (Basel) Volume: 24
    09/02/2024 Authors: Bahrami Rad A; Kirsch M; Li Q; Xue J; Sameni R; Albert D; Clifford GD
  • A Data-Driven Gaussian Process Filter for Electrocardiogram Denoising.
    ArXiv
    01/09/2024 Authors: Dumitru M; Li Q; Alday EAP; Rad AB; Clifford GD; Sameni R
  • Issues in the automated classification of multilead ecgs using heterogeneous labels and populations.
    Physiol Meas Volume: 43
    08/26/2022 Authors: Reyna MA; Sadr N; Perez Alday EA; Gu A; Shah AJ; Robichaux C; Bahrami Rad A; Elola A; Seyedi S; Ansari S
  • Age, sex and race bias in automated arrhythmia detectors.
    J Electrocardiol Volume: 74 Page(s): 5 - 9
    01/01/2022 Authors: Perez Alday EA; Rad AB; Reyna MA; Sadr N; Gu A; Li Q; Dumitru M; Xue J; Albert D; Sameni R
  • Altered Heart Rate Variability Early in ICU Admission Differentiates Critically Ill Coronavirus Disease 2019 and All-Cause Sepsis Patients.
    Crit Care Explor Volume: 3 Page(s): e0570
    12/01/2021 Authors: Kamaleswaran R; Sadan O; Kandiah P; Li Q; Coopersmith CM; Buchman TG
  • Classification and Prediction of Post-Trauma Outcomes Related to PTSD Using Circadian Rhythm Changes Measured via Wrist-Worn Research Watch in a Large Longitudinal Cohort.
    IEEE J Biomed Health Inform Volume: 25 Page(s): 2866 - 2876
    08/01/2021 Authors: Cakmak AS; Alday EAP; Da Poian G; Rad AB; Metzler TJ; Neylan TC; House SL; Beaudoin FL; An X; Stevens JS
  • Transfer learning from ECG to PPG for improved sleep staging from wrist-worn wearables.
    Physiol Meas Volume: 42
    05/13/2021 Authors: Li Q; Li Q; Cakmak AS; Da Poian G; Bliwise DL; Vaccarino V; Shah AJ; Clifford GD
  • Atrial fibrillation detection in outpatient electrocardiogram monitoring: An algorithmic crowdsourcing approach.
    PLoS One Volume: 16 Page(s): e0259916
    01/01/2021 Authors: Bahrami Rad A; Galloway C; Treiman D; Xue J; Li Q; Sameni R; Albert D; Clifford GD
  • Classification of 12-lead ECGs: the PhysioNet/Computing in Cardiology Challenge 2020.
    Physiol Meas Volume: 41 Page(s): 124003
    01/01/2021 Authors: Perez Alday EA; Gu A; J Shah A; Robichaux C; Ian Wong A-K; Liu C; Liu F; Bahrami Rad A; Elola A; Seyedi S
  • Ventricular ectopic beat detection using a wavelet transform and a convolutional neural network.
    Physiol Meas Volume: 40 Page(s): 055002
    06/04/2019 Authors: Li Q; Liu C; Li Q; Shashikumar SP; Nemati S; Shen Z; Clifford GD
  • Hypoglossal nerve stimulation therapy on peripheral arterial tonometry in obstructive sleep apnea: a pilot study.
    Sleep Breath Volume: 23 Page(s): 153 - 160
    03/01/2019 Authors: Ikeda AK; Li Q; Quyuumi AA; Dedhia RC
  • Feasibility of Single Channel Oximetry for Mass Screening of Obstructive Sleep Apnea.
    EClinicalMedicine Volume: 11 Page(s): 81 - 88
    01/01/2019 Authors: Behar JA; Palmius N; Li Q; Garbuio S; Rizzatti FPG; Bittencourt L; Tufik S; Clifford GD
  • Hypoglossal Nerve Stimulation and Heart Rate Variability: Analysis of STAR Trial Responders.
    Otolaryngol Head Neck Surg Volume: 160 Page(s): 165 - 171
    01/01/2019 Authors: Dedhia RC; Shah AJ; Bliwise DL; Quyyumi AA; Strollo PJ; Li Q; Da Poian G; Clifford GD
  • Deep learning in the cross-time frequency domain for sleep staging from a single-lead electrocardiogram.
    Physiol Meas Volume: 39 Page(s): 124005
    12/21/2018 Authors: Li Q; Li Q; Liu C; Shashikumar SP; Nemati S; Clifford GD
  • An open source benchmarked toolbox for cardiovascular waveform and interval analysis.
    Physiol Meas Volume: 39 Page(s): 105004
    10/11/2018 Authors: Vest AN; Da Poian G; Li Q; Liu C; Nemati S; Shah AJ; Clifford GD
  • You Snooze, You Win: the PhysioNet/Computing in Cardiology Challenge 2018.
    Comput Cardiol (2010) Volume: 45
    09/01/2018 Authors: Ghassemi MM; Moody BE; Lehman L-WH; Song C; Li Q; Sun H; Mark RG; Westover MB; Clifford GD
  • A comparison of entropy approaches for AF discrimination.
    Physiol Meas Volume: 39 Page(s): 074002
    07/06/2018 Authors: Liu C; Oster J; Reinertsen E; Li Q; Zhao L; Nemati S; Clifford GD
  • Multiscale network representation of physiological time series for early prediction of sepsis.
    Physiol Meas Volume: 38 Page(s): 2235 - 2248
    11/30/2017 Authors: Shashikumar SP; Li Q; Clifford GD; Nemati S
  • AF Classification from a Short Single Lead ECG Recording: the PhysioNet/Computing in Cardiology Challenge 2017.
    Comput Cardiol (2010) Volume: 44
    09/01/2017 Authors: Clifford GD; Liu C; Moody B; Lehman L-WH; Silva I; Li Q; Johnson AE; Mark RG
  • Recent advances in heart sound analysis.
    Physiol Meas Volume: 38 Page(s): E10 - E25
    08/01/2017 Authors: Clifford GD; Liu C; Moody B; Millet J; Schmidt S; Li Q; Silva I; Mark RG
  • IMPACT OF HYPOGLOSSAL NERVE STIMULATION ON HEART RATE VARIABILITY: THE STAR TRIAL
    Volume: 40 Page(s): A210 - A210
    04/01/2017 Authors: Dedhia RC; Bliwise DL; Quyyumi AA; Strollo PJ; Li Q; Clifford GD
  • Benchmarking heart rate variability toolboxes.
    J Electrocardiol Volume: 50 Page(s): 744 - 747
    01/01/2017 Authors: Vest AN; Li Q; Liu C; Nemati S; Shah A; Clifford GD
  • Early sepsis detection in critical care patients using multiscale blood pressure and heart rate dynamics.
    J Electrocardiol Volume: 50 Page(s): 739 - 743
    01/01/2017 Authors: Shashikumar SP; Stanley MD; Sadiq I; Li Q; Holder A; Clifford GD; Nemati S
  • An open access database for the evaluation of heart sound algorithms.
    Physiol Meas Volume: 37 Page(s): 2181 - 2213
    12/01/2016 Authors: Liu C; Springer D; Li Q; Moody B; Juan RA; Chorro FJ; Castells F; Roig JM; Silva I; Johnson AEW
  • False alarm reduction in critical care.
    Physiol Meas Volume: 37 Page(s): E5 - E23
    08/01/2016 Authors: Clifford GD; Silva I; Moody B; Li Q; Kella D; Chahin A; Kooistra T; Perry D; Mark RG
  • The PhysioNet/Computing in Cardiology Challenge 2015: Reducing False Arrhythmia Alarms in the ICU.
    Volume: 2015 Page(s): 273 - 276
    09/01/2015 Authors: Clifford GD; Silva I; Moody B; Li Q; Kella D; Shahin A; Kooistra T; Perry D; Mark RG
  • A machine learning approach to multi-level ECG signal quality classification.
    Comput Methods Programs Biomed Volume: 117 Page(s): 435 - 447
    12/01/2014 Authors: Li Q; Rajagopalan C; Clifford GD
  • An ECG simulator for generating maternal-foetal activity mixtures on abdominal ECG recordings.
    Physiol Meas Volume: 35 Page(s): 1537 - 1550
    08/01/2014 Authors: Behar J; Andreotti F; Zaunseder S; Li Q; Oster J; Clifford GD
  • Ventricular fibrillation and tachycardia classification using a machine learning approach.
    IEEE Trans Biomed Eng Volume: 61 Page(s): 1607 - 1613
    06/01/2014 Authors: Li Q; Rajagopalan C; Clifford GD
  • ECG signal quality during arrhythmia and its application to false alarm reduction.
    IEEE Trans Biomed Eng Volume: 60 Page(s): 1660 - 1666
    06/01/2013 Authors: Behar J; Oster J; Li Q; Clifford GD
  • Signal quality indices and data fusion for determining clinical acceptability of electrocardiograms.
    Physiol Meas Volume: 33 Page(s): 1419 - 1433
    09/01/2012 Authors: Clifford GD; Behar J; Li Q; Rezek I
  • Dynamic time warping and machine learning for signal quality assessment of pulsatile signals.
    Physiol Meas Volume: 33 Page(s): 1491 - 1501
    09/01/2012 Authors: Li Q; Clifford GD
  • Signal quality and data fusion for false alarm reduction in the intensive care unit.
    J Electrocardiol Volume: 45 Page(s): 596 - 603
    01/01/2012 Authors: Li Q; Clifford GD
  • Artificial arterial blood pressure artifact models and an evaluation of a robust blood pressure and heart rate estimator.
    Biomed Eng Online Volume: 8 Page(s): 13
    07/08/2009 Authors: Li Q; Mark RG; Clifford GD
  • Robust heart rate estimation from multiple asynchronous noisy sources using signal quality indices and a Kalman filter.
    Physiol Meas Volume: 29 Page(s): 15 - 32
    01/01/2008 Authors: Li Q; Mark RG; Clifford GD
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