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Karavaev Anatoly Sergeevich

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Professor, Dr. Dr. (Doctor of Sciences in the field of Physics and Mathematics)


University positions (Saratov State University):
  • 2021-now Head of the Department of Dynamic Modeling and Biomedical Engineering, Institute of Physics
  • Professor, 2020-now
  • Associate Professor, 2009-2020
  • Assistant Professor, 2006-2008
  • Engineer, 2003-2006
Scientific positions:
  • 2020-2024 Leader Researcher, Saratov State Medical University
  • 2020-now Leader Researcher, Institute of RadioEngineering and Electronics of RAS



Scientific interests:

  • AI-based bioengineering systems
  • Live systems
  • Mathematical modeling
  • Data analysis
  • Radiophysical engineering
  • Live systems
Interests: tourism, trophy-racing

Teaching disciplines:

  • AI-based bioengineering systems
  • Programming: C / C ++, Delphi, Assembler, etc.
  • Analysis and data processing
  • Analog and digital electronics, microcontrollers, signal processors, FPGA
  • Biomedical Engineering

Grants and research projects:

Head of Grants of the President of the Russian Federation, RFBR, CRDF, Dynasty Fund, Bortnik Fund
Researcher and executive officer of Megagrants, RSF, FTP, RFBR, etc.

The international cooperation:

Internships, contract work, participation in working groups, seminars in Germany, Austria, France, Great Britain, Italy

Main scientific publications:

h-index: 22
More then 300 scientific publications, including:
Monographs, patents, manuals, software registration certificates
Main scientific articles:
  1. Borovkova E.I. et al. Individual Patterns of Heart Rate Variability During Prolonged Cognitive Load with Mental Fatigue Induction // Life, 2026 (Accepted)
  2. Sun H. et al. A thermodynamical model of the REM-NREM sleep cycle // Chaos, Solitons and Fractals, 2025
  3. Kiselev A.R. et al. Frequency-Domain Features and Low-Frequency Synchronization of Photoplethysmographic Waveform Variability and Heart Rate Variability with Increasing Severity of Cardiovascular Diseases // Biomedicines, 2024
  4. Kiselev A.R. et al. Full‐Term and Preterm Newborns Differ more Significantly in Photoplethysmographic Waveform Variability than Heart Rate Variability // Life, 2024
  5. Semyachkina-Glushkovskaya O. et al. Machine Learning Technology for EEG-Forecast of the Blood–Brain Barrier Leakage and the Activation of the Brain’s Drainage System during Isoflurane Anesthesia // Biomolecules, 2023
  6. Borovkova E.I. et al. Method of extracting the instantaneous phases and frequencies of respiration from the signal of photoplethysmogram // Mathematics, 2023
  7. Grishin O.V. et al. Effect of pulsed laser parameters on photoacoustic flow cytometry efficiency in vitro and in vivo // Cytometry. Part A, 2023
  8. Semyachkina-Glushkovskaya O.V. et al. EEG biomarkers of activation of the lymphatic drainage system of the brain during sleep and opening of the blood-brain barrier // Computational and Structural Biotechnology Journal, 2023
  9. Borovkova E.I. et al. Directional couplings between the respiration and parasympathetic control of the heart rate during sleep and wakefulness in healthy subjects at different ages // Frontiers in Network Physiology, 2022
  10. Karavaev A.S. et al. Synchronization of the processes of autonomic control of blood circulation in humans is different in the awake state and in sleep stages // Frontiers in Neuroscience, 2022
  11. Runnova A. et al. Modified wavelet analysis of ECoG-pattern as promising tool for detection of the blood–brain barrier leakage // Scientific Reports, 2021
  12. Ponomarenko V.I. et al. Decrease of coherence between the respiration and parasympathetic control of the heart rate with aging // CHAOS, 2021
  13. Prokhorov M.D. et al. Interbeat interval variability versus frequency modulation of heart rate // Physical Review E, 2021
  14. Karavaev A.S. et al. Simulating dynamics of circulation in the awake state and different stages of sleep using non-autonomous mathematical model with time delay // Frontiers in Physiology, 2021
  15. Ishbulatov Yu.M. et al. Mathematical modeling of the cardiovascular autonomic control in healthy subjects during a passive head-up tilt test // Scientific Reports, 2020
  16. Kiselev A.R. et al. Low-frequency variability in photoplethysmographic waveform and heart rate during on-pump cardiac surgery with or without cardioplegia // Scientific Reports, 2020
  17. Karavaev A.S. et al. Autonomic control is a source of dynamical chaos in the cardiovascular system // CHAOS, 2019
  18. Karavaev A.S. et al. Synchronization of infra-slow oscillations of brain potentials with respiration // CHAOS, 2018
  19. Karavaev A.S. et al. Model of human cardiovascular system with a loop of autonomic regulation of the mean arterial pressure // J of the American Society of Hypertension, 2016
  20. Tass P. et al. The causal relationship between subcortical local field potential oscillations and parkinsonian resting tremor // J of Neural Engineering, 2010

Business address

RUSSIA, 410012, Saratov city, st. Bolshaya Kazachaya str., 112A, VIII building, room 114
Institute of Physics, Department of Dynamic Modeling and Biomedical Engineering
Phone: +7 (845-2) 52-46-89.
RUSSIA, 410019, Saratov city, Zelenaya str., 38, SF IRE RAS SF-6
Phone: +7 (845-2) 39-12-55.

e-mail: karavaevas@gmail.com

ORCID ID: 0000-0003-4678-3648
ResearcherID: D-8137-2013
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