Camera-based Photoplethysmography (cbPPG) using smartphone rear and frontal cameras: an experimental study.
Afonso RaposoHugo Plácido da SilvaJoão M. SanchesPublished in: EMBC (2021)
Keyphrases
- multiple cameras
- hand held
- single camera
- camera calibration
- multi camera
- surveillance system
- time of flight
- camera views
- camera network
- camera images
- virtual camera
- field of view
- stereo camera
- radial distortion
- pan tilt
- ccd camera
- video rate
- pan tilt zoom
- omni directional
- overlapping views
- depth cameras
- moving camera
- captured images
- intrinsic parameters
- relative orientation
- focal length
- ptz camera
- imaging devices
- white balance
- imaging model
- camera configurations
- surveillance cameras
- camera positions
- calibration method
- camera parameters
- mobile devices
- laser range
- calibrated cameras
- ground plane
- projective geometry
- lens distortion
- autocalibration
- uncalibrated cameras
- pose estimation
- calibration procedure
- multiple views
- fish eye
- vision system
- omnidirectional camera
- smart camera
- digital camera
- stationary camera
- optical axis
- scene depth
- narrow field of view
- projective reconstruction
- image sensor
- face recognition
- real scenes
- multi view
- video camera
- structure from motion
- stereo vision
- computer vision
- inertial sensors
- camera motion
- d scene
- depth information
- single viewpoint
- camera pose
- gaze tracking
- dynamic scenes
- depth map
- high resolution
- inertial measurement unit