Numerous vital signs are reported in association with stress response assessment, but their
application varies widely. This work provides an overview over methods for stress induction …

Objective: To develop a novel synthetic multi-modal variable capable of capturing
cardiovascular responses to acute mental stress and the stress-mitigating effect of …

Cameras offer new possibilities in assessing human states like stress. This work addresses
the measurement of respiration rate with several approaches. Data from a mental stress …

Acute mental stress elicits sympathetic activation, increasing heart rate and shortening the
QT interval, but it is unknown whether this activation translates to stroke volume (SV) …

Autonomic nervous system (ANS) activity reflects in vital signs that can be measured by
means of camera-based photoplethysmography (cbPPG). This work investigates the …

Pulse arrival time is the time elapsed between the R-wave of electrocardiogram and systolic
peak in peripheral pulse obtained by any of the plethysmographic methods. Similarly …

This research studied the physiological and emotional effects of watching Dutch wildlife
within a growing body of research exploring the therapeutic potential of nature exposure …

This cumulative dissertation deals with the analysis of cardiorespiratory biosignals in
combination with high resolution accelerometry. Today smartwatches and smartphones can …

Die kontaktlose Herzratenmessung mit Kameras lässt sich durch die Kombination der
Farbkanäle (rot, grün, blau) optimieren. Bisherige Verfahren sind aufgrund algorithmischer …