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Abstract #5103

Synthesizing CT Image from Single-echo UTE-MRI using Multi-Task Framework

Zhuoyao Xin1, Vishwanatha Mitnala Rao2, Dong Liu3, Yanting Yang2, Ye Tian2, Chenghao Zhang2, Andrew F. Laine2, and Jia Guo2
1Biomedical Engineering, Columbia University, New York City, NY, United States, 2Columbia University, New York City, NY, United States, 3Neuroscience, Columbia University, New York City, NY, United States

Synopsis

Keywords: Image Reconstruction, MultimodalThis abstract proposed a cross-modality conversion method from UTE MRI to CT images. Using the TABS and ResidualAttentionU-net model in a processing framework combining image segmentation and prediction, the skull structure can be extracted from UTE MRI with high similarity of CT based skull. Five UTE-CT image pairs of mouse brains were used in the study. And a 3D-patch based training strategy was adopted, which took the advantage of structural continuity between slices in very limited datasets. The results show that the proposed combined image segmentation and prediction framework can achieve higher accuracy in medical image synthesizing for cross-modality conversion.

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Keywords