Employing an Incentive Spirometer to Calibrate Tidal Volumes Estimated from a Smartphone Camera.
Bersain Alexander ReyesNatasa ReljinYoungsun KongYunyoung NamSangho HaKi H. ChonPublished in: Sensors (2016)
Keyphrases
- camera calibration
- calibration method
- lens distortion
- hand held
- field of view
- video camera
- multiple cameras
- optical center
- focal length
- camera parameters
- real time
- vision system
- computer vision
- constant velocity
- autocalibration
- single camera
- structure from motion
- three dimensional
- surveillance system
- ground plane
- vanishing points
- intrinsic parameters
- mobile devices
- mobile applications
- measurement error
- multi camera
- game theory
- camera pose
- time of flight
- camera motion
- d objects
- intrinsic and extrinsic camera parameters