Adaptive Gaussian Mixture Model Driven Level Set Segmentation for Remote Pulse Rate Detection.
Alexander WoyczykVincent FleischhauerSebastian ZaunsederPublished in: IEEE J. Biomed. Health Informatics (2021)
Keyphrases
- gaussian mixture model
- level set segmentation
- mixture model
- kernel density estimation
- feature vectors
- em algorithm
- object detection
- probability density function
- probability density
- shape model
- gaussian mixture
- maximum likelihood
- expectation maximization
- detection algorithm
- density estimation
- mouth region
- background subtraction
- similarity measure
- level set
- shape prior
- feature space
- object recognition
- bit rate
- model selection
- image features
- probabilistic model
- pattern recognition
- image segmentation