In this study, we obtained a pulsatile photoplethysmogram signal from a fingertip using the built-in camera of an iPhone 6s and displayed a real-time heart activity images with holographic projection
Abstract copyright UK Data Service and data collection copyright owner. The National Diet and Nutrition Survey (NDNS) Rolling Programme (RP) began in 2008 and is designed to...
ABSTRACT Objective: The number of people participating in leisure sports activities and amateur competitions has been rising sharply. Free smartphone heart rate monitoring applications are readily ava