Improved signal quality indication for photoplethysmographic signals incorporating motion artifact detection.
Maik PflugradtReinhold OrglmeisterPublished in: EMBC (2014)
Keyphrases
- signal detection
- control signals
- low signal to noise ratio
- weak signal
- slowly varying
- signal processing
- video signals
- input signals
- high quality
- motion estimation
- motion analysis
- optical flow
- radio frequency
- space time
- modulation scheme
- soft threshold
- spectrum analysis
- signal reconstruction
- original signal
- object detection
- single channel
- heart rate
- noisy environments
- human motion
- non stationary
- image sequences
- frequency domain
- multidimensional signals
- high frequency
- biomedical signals
- fundamental frequency
- received signal
- heart rate variability
- white noise
- camera motion
- noise ratio
- detection algorithm
- motion model
- frequency spectrum
- hilbert huang transform