Revolution
This non-invasive method leverages the inherent optical properties of human tissue to detect blood volume changes through variations in light absorption and reflection.
rPPG, powered by high-resolution cameras and sophisticated image processing algorithms, captures these minute optical fluctuations, enabling the measurement of essential physiological parameters such as heart rate, respiratory rate, and blood oxygen saturation remotely.
The technology has profound implications for healthcare, offering a non-contact means of monitoring patients in clinical settings, as well as providing wearable and ambient monitoring solutions for home and telehealth applications.
It operates on the fundamental understanding that changes in blood volume, associated with cardiac contractions and respiratory cycles, alter the absorption and scattering of light in tissues, particularly at the skin's surface.
The biology of rPPG relies on the interaction of light with red blood cells and their oxygen saturation levels.
These optical changes, when detected by high-resolution cameras, are indicative of vital signs, with variations in light absorption corresponding to pulsatile blood flow.
The application of advanced image processing techniques in rPPG technology enables the non-invasive measurement of critical physiological parameters such as heart rate and blood oxygen saturation.
These physiological alterations are rooted in the complex interplay between the autonomic nervous system and the emotional centers of the brain.
For instance, the amygdala, a key structure involved in emotional processing, can trigger the release of stress hormones in response to emotional stimuli, leading to an increase in heart rate and blood pressure.
Emotions such as anxiety or stress may result in heightened sympathetic nervous system activity, which further influences vital signs.
Conversely, positive emotions like joy can lead to parasympathetic dominance, causing a decrease in heart rate and promoting a sense of relaxation.
The psychological mechanisms behind these emotional modulations of vital signs underscore the intricate relationship between the mind and body, providing invaluable insights into the physiological manifestations of human emotions.
This advanced system integrates high-resolution cameras and sophisticated image processing algorithms to capture and interpret subtle variations in skin color associated with blood flow.
By quantifying these optical changes, Opsis Emotion AI accurately measures essential physiological parameters such as heart rate, blood pressure, and respiratory rate.
