Marcel Młyńczak

  Ph.D. · Biomedical Engineer · Data Scientist · Entrepreneur


Fields of interest and skills

  • Physiological measurements
  • Cardiorespiratory activity
  • Impedance pneumography
  • Sports medicine
  • Sleep medicine
  • Data science & Machine learning
  • Statistics
  • Signal and image processing
  • Causality
  • Advanced knowledge of R, MATLAB, Python and Latex programming
  • Coursera, Data Science Specialization (December 2014 - August 2015, with distinction)
  • Soft Skills and cooperation with the economy (University of Alberta, Edmonton, Canada, 2015)

Bibliometry by Google Scholar
(last update: 1st August 2019)

  • h-index: 6
  • h-index (excluding self-citations): 5
  • Sum of Publications: 39
  • Sum of the Times Cited: 128
  • Average Citations per Item: 3.3

Current engagements

Research and Teaching Assistant Professor

Warsaw University of Technology, Faculty of Mechatronics, Poland
Research on medical-oriented problems, teaching, diploma theses
From April 2018

Board Member, Chief Technology Officer

OASIS Diagnostics S.A., Poland
The medical device that helps detecting and properly diagnosing obstetrical anal sphincter injury syndrome just after vaginal delivery
From December 2017

Co-founder, Chief Technology Officer

Clebre Sp. z o.o., Poland
The project of wireless sensor and mobile app to diagnose sleep breathing quality at home
From October 2015


- Stanford University, School of Medicine, Otolaryngology Department
- National Centre for Sports Medicine in Warsaw, Poland
- Modular Analog Research Station (M.A.R.S.), Poland


Doctoral studies

Warsaw University of Technology, Faculty of Mechatronics
Electroimpedance method for quantitative assessment of respiratory system activity

October 2014 - January 2018

with honors
Ph.D. defense slides

Master studies

Warsaw University of Technology, Faculty of Mechatronics
Pneumotachometric verification of respiratory parameters derived from impedance pneumography

February 2013 - June 2014

with honors

Bachelor studies

Warsaw University of Technology, Faculty of Mechatronics
Development and execution of a rheograph allowing detection of the breathing phase

October 2009 - January 2013

with honors

Journal papers

  • M. Młyńczak
    Bivariate temporal orders for causal inference
    Submitted to Physiological Measurement; Pre-print stored at ArXiV with the identifier of 1908.00123.

  • M. Młyńczak, Tulio A. Valdez, Wojciech Kukwa
    Comparing sleep studies in terms of the Apnea-Hypopnea Index
    Submitted to Biomedical Signal Processing and Control; Pre-print stored at ArXiV with the identifier of 1908.00960.

  • H. Krysztofiak, M. Młyńczak, Ł. A. Małek, A. Folga, W. Braksator
    Left ventricular mass is underestimated in overweight children because of incorrect body size variable chosen for normalization
    PLOS One 2019 (Impact Factor = 2.766; Open Access; DOI: 10.1371/journal.pone.0217637)
    Publisher website, Full-text and .bib file

  • K. Borycka-Kiciak, M. Młyńczak, A. Kiciak, P. Pietrzak, A. Dziki
    Non-invasive obstetric anal sphincter injury diagnostics using impedance spectroscopy
    Scientific Reports 2019 (Impact Factor = 4.122; Open Access; DOI: 10.1038/s41598-019-43637-1)
    Publisher website, Full-text and .bib file

  • M. Młyńczak, A. Kołodziejczyk, H. Krysztofiak, G. Ambroszkiewicz, M. Żyliński, G. Cybulski
    Cardiorespiratory profiling during simulated lunar mission using impedance pneumography
    Biomedical Signal Processing and Control 2019 (Impact Factor = 2.783; DOI: 10.1016/j.bspc.2019.02.015)
    Publisher website and .bib file

  • M. Młyńczak, H. Krysztofiak
    Cardiorespiratory temporal causal links and the differences by sport or lack thereof
    Frontiers in Physiology 2019 (Impact Factor = 3.394; Open Access; DOI: 10.3389/fphys.2019.00045)
    Publisher website, Full-text, .bib file and Supplementary Materials

  • M. Młyńczak, H. Krysztofiak
    Discovery of causal paths in cardiorespiratory parameters: a time-independent approach in elite athletes
    Frontiers in Physiology 2018 (Impact Factor = 3.394; Open Access; DOI: 10.3389/fphys.2018.01455)
    Publisher website, Full-text, .bib file and Supplementary Materials

  • H. Krysztofiak, Ł. A. Małek, M. Młyńczak, A. Folga, W. Braksator
    Comparison of echocardiographic linear dimensions for male and female child and adolescent athletes with published pediatric normative data
    PLOS One 2018 (Impact Factor = 2.766; Open Access; DOI: 10.1371/journal.pone.0205459)
    Publisher website, Full-text and .bib file

  • H. Krysztofiak, M. Młyńczak, A. Folga, W. Braksator, Ł. A. Małek
    Normal Values for Left Ventricular Mass in Relation to Lean Body Mass in Child and Adolescent Athletes
    Pediatric Cardiology 2018 (Impact Factor = 1.540; Open Access; DOI: 10.1007/s00246-018-1982-9)
    Publisher website, Full-text and .bib file

  • M. Młyńczak, E. Migacz, M. Migacz, W. Kukwa
    Detecting breathing and snoring episodes using a wireless tracheal sensor - a feasibility study
    IEEE Journal of Biomedical and Health Informatics 2017 (Impact Factor = 3.451; DOI: 10.1109/JBHI.2016.2632976)
    Publisher website, Post-print version and .bib file

  • J. Krzywański, T. Mikulski, H. Krysztofiak, M. Młyńczak, E. Gaczyńska, A. Ziemba
    Seasonal Vitamin D Status in Polish Elite Athletes in Relation to Sun Exposure and Oral Supplementation
    PLOS One 2016 (Impact Factor = 2.806; Open Access; DOI: 10.1371/journal.pone.0101659)
    Publisher website, Full-text and .bib file

  • M. Młyńczak, W. Niewiadomski, M. Żyliński, G. Cybulski
    Assessment of calibration methods on impedance pneumography accuracy
    Biomedical Engineering/Biomedizinische Technik 2016 (Impact Factor = 0.915; DOI: 10.1515/bmt-2015-0125)
    Publisher website, Full-text and .bib file

Research software and data

I would be grateful for referring the papers once the data and the software are used for the non-commercial, research purposes. Informing about the use is not obligatory, but may be treated as a good practice.


I am going to attend listed conferences



  • February 2017 - Best Student Paper Award (during BIOSIGNALS 2017 Conference)
    Link to the conference announcement
  • August 2016 - NSF Young Professionals (Smart and Connected Health; during IEEE EMBC 2016)
  • 2014 - Minister of Science and Higher Education Scholarship


  • IEEE, Member
  • Engineering in Medicine and Biology Society, EMBS, IEEE
  • Big Data Community, IEEE
  • Cloud Computing Community, IEEE
  • Digital Senses Community, IEEE
  • Entrepreneurship Exchange Community, IEEE
  • Internet of Things Community, IEEE
  • Life Sciences Community, IEEE

Map to the Faculty of Mechatronics, WUT, Warsaw, Poland