Entropy Analysis of RR and QT Interval Variability during Orthostatic and Mental Stress in Healthy Subjects. - Mathias Baumert; Barbora Czippelova; Anand N. Ganesan; Martin Schmidt 004; Sebastian Zaunseder; Michal Javorka (Entropy, 2014)

Two-Dimensional Warping for One-Dimensional Signals - Conceptual Framework and Application to ECG Processing. - Martin Schmidt 004; Mathias Baumert; Alberto Porta; Hagen Malberg; Sebastian Zaunseder (IEEE Trans. Signal Process., 2014)

Effects of ECG sampling rate on QT interval variability measurement. - Mathias Baumert; Martin Schmidt 004; Sebastian Zaunseder; Alberto Porta (Biomed. Signal Process. Control., 2016)

Skin Detection and Tracking for Camera-Based Photoplethysmography Using a Bayesian Classifier and Level Set Segmentation. - Alexander Trumpp; Stefan Rasche; Daniel Wedekind; Martin Schmidt 004; Thomas Waldow; Frederik Gaetjen; Katrin Plötze; Hagen Malberg; Klaus Matschke; Sebastian Zaunseder (Bildverarbeitung für die Medizin, 2017)

Iterative two-dimensional signal warping - Towards a generalized approach for adaption of one-dimensional signals. - Martin Schmidt 004; Mathias Baumert; Hagen Malberg; Sebastian Zaunseder (Biomed. Signal Process. Control., 2018)

Sex Differences in Nocturnal Ventricular Repolarization Variability. - Martin Schmidt 004; Mathias Baumert; Hagen Malberg; Sebastian Zaunseder (CinC, 2019)

Beat-to-Beat Analysis of Vectorcardiogram by Inhomogeneous Template Adaptation. - Filip Karisik; Martin Schmidt 004; Mathias Baumert (EMBC, 2019)

Quantification of Ventricular Repolarization Fluctuations in Patients With Myocardial Infarction. - Martin Schmidt 004; Robin Dunker; Hagen Malberg; Sebastian Zaunseder (CinC, 2020)

More Reliable Remote Heart Rate Measurement by Signal Quality Indexes. - Hannes Ernst; Hagen Malberg; Martin Schmidt 004 (CinC, 2020)

DeepPerfusion: Camera-based Blood Volume Pulse Extraction Using a 3D Convolutional Neural Network. - Matthieu Scherpf; Hannes Ernst; Hagen Malberg; Martin Schmidt 004 (CinC, 2020)

Detection Quality Indices for Improved Heart Beat Assessment in Non-Invasive Fetal ECG. - Jonas Weiß; Hagen Malberg; Martin Schmidt 004 (CinC, 2020)

Needs, Functions, and Technologies of Technical Assistance Systems in Nursing Context: A Systematic Review. - Alexander Hammer; Bastian Wollschlaeger; Martin Schmidt 004; Lena Otto (HEALTHINF, 2021)

Cardiovascular Effects of Mental Stress in Healthy Volunteers. - Hannes Ernst; Sebastian Pannasch; Jens R. Helmert; Hagen Malberg; Martin Schmidt 004 (CinC, 2021)

Automatic Classification of Full- and Reduced-Lead Electrocardiograms Using Morphological Feature Extraction. - Alexander Hammer; Matthieu Scherpf; Hannes Ernst; Jonas Weiß; Daniel Schwensow; Martin Schmidt 004 (CinC, 2021)

Skin Segmentation for Imaging Photoplethysmography Using a Specialized Deep Learning Approach. - Matthieu Scherpf; Hannes Ernst; Leo Misera; Hagen Malberg; Martin Schmidt 004 (CinC, 2021)

Evaluation of Ventricular Repolarization Variability in Patients With Nonischemic Dilated Cardiomyopathy From Vectorcardiography. - Martin Schmidt 004; Filip Karisik; Sebastian Zaunseder; Axel Linke; Hagen Malberg; Mathias Baumert (CinC, 2021)

Optimal color channel combination across skin tones for remote heart rate measurement in camera-based photoplethysmography. - Hannes Ernst; Matthieu Scherpf; Hagen Malberg; Martin Schmidt 004 (Biomed. Signal Process. Control., 2021)

Non-contact Measurement of Respiration Rate with Camera-based Photoplethysmography During Rest and Mental Stress. - Hannes Ernst; Hagen Malberg; Martin Schmidt 004 (CinC, 2022)

Towards the Prediction of Atrial Fibrillation Using Interpretable ECG Features. - Alexander Hammer; Hagen Malberg; Martin Schmidt 004 (CinC, 2022)

Improved Pulse Pressure Estimation Based on Imaging Photoplethysmographic Signals. - Matthieu Scherpf; Hagen Malberg; Martin Schmidt 004 (CinC, 2022)

Investigation of muscle fatigue during on-water rowing using surface EMG. - Daniel Schwensow; Richard Hohmuth; Hagen Malberg; Martin Schmidt 004 (EMBC, 2022)

Automatic Detection of Acute Mental Stress With Camera-based Photoplethysmography. - Hannes Ernst; Hagen Malberg; Martin Schmidt 004 (CinC, 2023)

Assessing Brain Dynamics for Predicting Postanoxic Coma Recovery: An EEG Based Approach. - Marc Goettling; Richard Hohmuth; Franz Ehrlich; Hannes Ernst; Alexander Hammer; Matthieu Scherpf; Martin Schmidt 004 (CinC, 2023)

Cardiovascular Reflections of Sympathovagal Imbalance Precede the Onset of Atrial Fibrillation. - Alexander Hammer; Hagen Malberg; Martin Schmidt 004 (CinC, 2023)

Autonomic Regulation During Acute Mental Stress Is Characterized by Dynamic Interactions. - Richard Hohmuth; Hannes Ernst; Hagen Malberg; Martin Schmidt 004 (CinC, 2023)

Contributors to beat-to-beat stroke volume variability during acute mental stress in healthy volunteers. - Fatima El-Hamad; Hannes Ernst; Martin Schmidt 004; Sobhan Salari Shahrbabaki; Mathias Baumert (EMBC, 2023)

A Wireless Rowing Measurement System for Improving the Rowing Performance of Athletes. - Richard Hohmuth; Daniel Schwensow; Hagen Malberg; Martin Schmidt 004 (Sensors, 2023)

Novel Metric for Non-Invasive Beat-to-Beat Blood Pressure Measurements Demonstrates Physiological Blood Pressure Fluctuations during Pregnancy. - David Zimmermann; Hagen Malberg; Martin Schmidt 004 (Sensors, 2024)

DeepPerfusion: A comprehensible two-branched deep learning architecture for high-precision blood volume pulse extraction based on imaging photoplethysmography. - Matthieu Scherpf; Hannes Ernst; Hagen Malberg; Martin Schmidt 004 (Comput. Biol. Medicine, 2025)

Non-invasive maturity assessment of iPSC-CMs based on optical maturity characteristics using interpretable AI. - Fabian Scheurer; Alexander Hammer; Mario Schubert; Robert-Patrick Steiner; Oliver Gamm; Kaomei Guan; Frank Sonntag 001; Hagen Malberg; Martin Schmidt 004 (CoRR, 2025)