Reducing Motion Impact on Video Magnification Using Wavelet Transform and Principal Component Analysis for Heart Rate Estimation.
Ahmed AlzahraniJila HosseinkhaniSreeraman RajanEranga UkwattaPublished in: I2MTC (2021)
Keyphrases
- heart rate
- wavelet transform
- principal component analysis
- space time
- blood pressure
- object motion
- key frames
- video sequences
- heart rate variability
- multiresolution
- dynamic scenes
- feature extraction
- temporal continuity
- motion estimation
- image compression
- visual data
- video data
- physical activity
- principal components
- dimensionality reduction
- video content
- video frames
- camera motion
- rigid motion
- motion model
- multiscale
- image sequences
- subband
- motion field
- dynamic textures
- ecg signals
- physiological signals
- optical flow
- moving objects
- face recognition
- vital signs
- wavelet coefficients
- real time
- human motion
- low resolution
- image processing
- super resolution
- medical images
- face images