Sparse-view CT reconstruction based on group-based sparse representation using weighted guided image filtering
R Xu, Y Liu, Z Li, Z Gui - Biomedical Engineering/Biomedizinische …, 2024 - degruyter.com
Objectives In the past, guided image filtering (GIF)-based methods often utilized total
variation (TV)-based methods to reconstruct guidance images. And they failed to reconstruct …
variation (TV)-based methods to reconstruct guidance images. And they failed to reconstruct …