Comparison of the convergence properties of the It-W and OS-EM algorithms in SPECT1

Keyphrases

• Expectation-maximization Algorithm 100%
• Expectation Maximization 100%
• Convergence Property 100%
• Computed Tomography 50%
• Single Photon Emission 50%
• Clinical Application 25%
• Attenuation 25%
• Iterative Reconstruction 25%
• Depth-dependent 25%
• Resolution Phantom 25%
• Acceleration Techniques 25%
• Rapid Convergence 25%
• Convergence of the Method 25%
• Convergence Rate 25%
• Noisy Image 25%
• Convergence of Iterative Algorithm 25%
• W-methods 25%
• Equivalent Noise Level 25%
• Noise Free 25%
• Data Convergence 25%

Mathematics

• Expectation-Maximization Algorithm 100%
• Single Photon 100%
• Convergence Property 100%
• Regularization 50%
• At-Equivalent 50%

Psychology

• Expectation-Maximization Algorithm 100%