Abstract: Photoplethysmogram (PPG) is a bio-optical technology used heavily in wearable health devices for monitoring vital sign parameters. Therefore, ensuring the quality of PPG signals is crucial ...

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PITTSBURGH, November 19, 2025--(BUSINESS WIRE)--PPG (NYSE:PPG) today announced that it has received the highest "AAA" rating for the second consecutive year from the Morgan Stanley Capital ...

PPG Industries (PPG) has been catching investor attention following a stretch of positive developments. These include a major institutional stake increase, new sustainability efforts, recent product ...

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Abstract: This paper subverts the traditional understanding of Photoplethysmography (PPG) and opens up a new direction of the utility of PPG in commodity wearable devices, especially in the domain of ...