A hybrid diffusion MRI reconstruction framework combining Diffusion Tensor Imaging (DTI) and the multi-compartment non-central Wishart (MNCW) mixture model is proposed, which reduces incorrect single-fiber detections and produced fewer disoriented voxels in complex fiber configurations compared with the conventional mixture model.
In this ROI-based diffusion MRI classification, broader use of conventional tensor-derived information showed similar within-cohort discrimination to more complex representations in linear anisotropy.
J. Lasek, Weronika Mazur-Rosmus, Marcin Wnuk et al.· NeuroImage: Clinical· 0 citations
This study evaluated an AI-based reconstruction method, Precise IQ Engine (PIQE), and demonstrated that PIQE exhibited higher distributional similarity and directional agreement compared with ZIP+Advanced Intelligent Clear-IQ Engine (AiCE), with statistically significant similarity observed.
Akihiro Kasahara, Yuichi Suzuki, Kazuki Endo et al.· Radiological Physics and Tec...· 0 citations
This work proposes to reframe the diffusion MRI problem as an object detection-like task, adopting the Detection Transformer (DETR) architecture to jointly predict mean diffusivity, fractional anisotropy, main fiber direction, and signal fraction for a variable number of compartments per voxel from standard multi-shell...
Sebastian Endt, Marcus Wirth, Johannes Reinhold Schlund et al.· 0 citations
The proposed CM-RED method consistently outperforms existing DM- and CM-based approaches in both quantitative metrics and visual fidelity, and exhibits strong robustness to hyperparameter variations, highlighting CM-RED as an efficient and effective generative framework for accelerated MRI reconstruction.
Merve Gülle, Junno Yun, Y. Alçalar et al.· 0 citations
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