Nowadays, pulse oximetry has become the standard in primary and intensive care units,
especially as a triage tool during the current COVID-19 pandemic. Hence, a deeper …

The need for remote tools for healthcare monitoring has never been more apparent. Camera
measurement of vital signs leverages imaging devices to compute physiological changes by …

Heart rate (HR) is an important physiological signal that reflects the physical and emotional
status of a person. Traditional HR measurements usually rely on contact monitors, which …

Photoplethysmography (PPG) is a noninvasive optical technique for detecting microvascular
blood volume changes in tissues. Its ease of use, low cost and convenience make it an …

Heart rate (HR) estimation and monitoring is of great importance to determine a person's
physiological and mental status. Recently, it has been demonstrated that HR can be …

In recent years researchers have presented a number of new methods for recovering
physiological parameters using just low-cost digital cameras and image processing. The …

Camera-based measurement of the heartbeat signal from minute changes in the
appearance of a person's skin is known as remote photoplethysmography (rPPG). Methods …

Over the last few years, the contactless acquisition of cardiovascular parameters using
cameras has gained immense attention. The technique provides an optical means to …

Remote pulse rate measurement from facial video has gained particular attention over the
last few years. Research exhibits significant advancements and demonstrates that common …

This paper addresses the problem of similar image retrieval, especially in the setting of large-
scale datasets with millions to billions of images. The core novel contribution is an approach …