Full-Spectrum CT Reconstruction Using a Weighted Least Squares Algorithm With an Energy-Axis Penalty.
Brian GonzalesDavid S. LalushPublished in: IEEE Trans. Medical Imaging (2011)
Keyphrases
- weighted least squares
- cost function
- optimal solution
- k means
- objective function
- globally optimal
- particle swarm optimization
- computational complexity
- neural network
- least squares
- learning algorithm
- decision trees
- error function
- energy minimization
- parameter estimation
- graph cuts
- maximum likelihood
- probabilistic model
- artificial neural networks
- computer vision
- image sequences