Characterization and Assessment of Projection Probability Density Function and Enhanced Sampling in Self-Collimation SPECT.
Debin ZhangZhenlei LyuYaqiang LiuZuo-Xiang HeRutao YaoTianyu MaPublished in: IEEE Trans. Medical Imaging (2023)
Keyphrases
- probability density function
- density function
- probability distribution
- density estimation
- parzen window
- bayesian framework
- probability density
- bhattacharyya distance
- expectation maximization
- em algorithm
- mixture model
- kullback leibler divergence
- gaussian mixture model
- statistical methods
- image registration
- kernel density estimation
- fisher information
- random variables
- distance function
- von mises
- machine learning
- parameter estimation
- maximum likelihood
- object recognition
- feature extraction
- face recognition