Use of the global-two-stage algorithm to improve parametric maps in PET imaging: Application to [11C](R)-PK11195.
Giampaolo TomasiAlessandra BertoldoClaudio CobelliNicola PaveseYen. F. TaiAlexander HammersFederico E. TurkheimerPublished in: NeuroImage (2010)
Keyphrases
- computational complexity
- preprocessing
- expectation maximization
- optimal solution
- convergence rate
- matching algorithm
- experimental evaluation
- learning algorithm
- np hard
- dynamic programming
- probabilistic model
- worst case
- detection algorithm
- cost function
- computational cost
- theoretical analysis
- optimization algorithm
- k means
- times faster
- high accuracy
- simulated annealing
- high resolution
- ant colony optimization