Legopet: Hierarchical Feature Guided Conditional Diffusion for Pet Image Reconstruction

Keyphrases

• Image Reconstruction 100%
• Hierarchical Features 100%
• Positron Emission Tomography/computed Tomography (PET/CT) 100%
• Feature Guided 100%
• Conditional Diffusion 100%
• Tomography Image 80%
• Sinogram 80%
• Deep Learning 80%
• Diffusion Probabilistic Model 60%
• Cancer Detection 20%
• Biological Processes 20%
• Quality Level 20%
• Functional Processes 20%
• Image Reconstruction Techniques 20%
• Image Domain 20%
• Regression-based Method 20%
• Slow Convergence 20%
• Visual Quality 20%
• Perceptual Quality 20%
• Output Image 20%
• SSIM Index 20%
• GAN 20%
• Still Face 20%
• Pixel-level 20%
• Conditional Diffusion Model 20%
• Domain Convergence 20%

Computer Science

• Image Reconstruction 100%
• positron emission tomographic scan 100%
• Deep Learning Method 60%
• Learning Approach 20%
• Slow Convergence 20%
• Convergence Rate 20%
• Diffusion Model 20%
• Deep Learning Technique 20%
• Visual Quality 20%
• Perceptual Quality 20%
• Iterative Technique 20%
• Cancer Diagnosis 20%