The wide diffusion of wearable sensors and mobile devices encouraged the study of
biometric recognition techniques that require a low level of cooperation from users. Among …

Objective. To review the progress of research on photoplethysmography‐(PPG‐) based
cuffless continuous blood pressure monitoring technologies and prospect the challenges …

This paper addresses the problem of recovering the shape morphology of blood volume
pulse (BVP) information from a video of a person's face. Video-based remote …

Nowadays, the method of simple‐feature extraction has been extensively studied and is
used in PPG biometric recognition; some promising results have been reported. However …

Unobservable physiological signals enhance biometric authentication systems.
Photoplethysmography (PPG) signals are convenient owing to its ease of measurement and …

Nowadays, the number of mobile, wearable, and embedded devices integrating sensors for
acquiring cardiac signals is constantly increasing. In particular, plethysmographic (PPG) …

Methods of estimating heart rate without the use of sensor devices provides essential
benefits in both the medical field as well as the other computing applications. Smartphones …

Detecting 3D mask attacks to a face recognition system is challenging. Although genuine
faces and 3D face masks show significantly different remote photoplethysmography (rPPG) …

Photoplethysmography (PPG) is a non-invasive physiological signal that captures the
changes in blood volume resulted from heart activity. It carries unique person-specific …

Biometric authentication methods have gained prominence as secure and convenient
alternatives to traditional passwords and PINs. In this paper, we propose a novel approach …