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This paper is in the following e-collection/theme issue:

Wearable Devices and Sensors (1634) Mobile Health (mhealth) (5254) Obesity and Nutrition as Public Health Problem (600) Formative Evaluation of Digital Health Interventions (5306)

Published on in Vol 14 (2026)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/91724, first published .
Woman monitors glucose levels with smartwatch and CGM sensor while eating healthy bowl

Noninvasive Interstitial Glucose Estimation Using Wearables and Machine Learning in Healthy Individuals and Individuals With Obesity: Observational Cohort Study

Noninvasive Interstitial Glucose Estimation Using Wearables and Machine Learning in Healthy Individuals and Individuals With Obesity: Observational Cohort Study

Authors of this article:

Franziska Schmelter1, 2 Author Orcid Image ;   Xinyu Huang3 Author Orcid Image ;   Annika Heidmann3, 4 Author Orcid Image ;   Paul Beier1, 2 Author Orcid Image ;   Friederike Miriam Rundfeldt1, 2 Author Orcid Image ;   Christina Plöger1, 2 Author Orcid Image ;   Artur Piet3, 4 Author Orcid Image ;   Md Abid Hasan4, 5 Author Orcid Image ;   Yuanheng Zhang4 Author Orcid Image ;   Lennart Jablonski4 Author Orcid Image ;   Oliver Witt6 Author Orcid Image ;   Torsten Schröder1, 2, 6 Author Orcid Image ;   Stefanie Derer1, 2 Author Orcid Image ;   Chris Easthope Awai7 Author Orcid Image ;   Marcin Grzegorzek4, 5 Author Orcid Image ;   Christian Sina1, 2, 8 Author Orcid Image
Article Authors Cited by Tweetations (1) Metrics

Franziska Schmelter   1, 2 * , Dr rer nat ;   Xinyu Huang   3 * , Dr-Ing ;   Annika Heidmann   3, 4 , BSc ;   Paul Beier   1, 2 , MSc ;   Friederike Miriam Rundfeldt   1, 2 , MD ;   Christina Plöger   1, 2 , MD ;   Artur Piet   3, 4 , MSc ;   Md Abid Hasan   4, 5 , MSc ;   Yuanheng Zhang   4 , MSc ;   Lennart Jablonski   4 , MSc ;   Oliver Witt   6 , Dr rer nat ;   Torsten Schröder   1, 2, 6 , Dr rer nat Dr med ;   Stefanie Derer   1, 2 , Prof Dr rer nat ;   Chris Easthope Awai   7 , PhD ;   Marcin Grzegorzek   4, 5 * , Prof Dr-Ing ;   Christian Sina   1, 2, 8 * , Prof Dr med

1 Institute of Nutritional Medicine, University of Luebeck, Luebeck, Schleswig-Holstein, Germany

2 University Hospital Schleswig-Holstein, Luebeck, Schleswig-Holstein, Germany

3 expandAI GmbH, Luebeck, Schleswig-Holstein, Germany

4 Institute of Medical Informatics, University of Luebeck, Luebeck, Schleswig-Holstein, Germany

5 German Research Center for Artificial Intelligence (DFKI), Luebeck, Schleswig-Holstein, Germany

6 Research & Development, Perfood Laboratories GmbH, Luebeck, Schleswig-Holstein, Germany

7 Data Analytics & Rehabilitation Technology (DART), Lake Lucerne Institute, Vitznau, Switzerland

8 Khalifa University, Abu Dhabi, United Arab Emirates

*these authors contributed equally

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