A cascaded nested network for 3T brain MR image segmentation guided by 7T labeling

作者:

Highlights:

• Propose CaNes-Net, trained with the labels from 7T brain MR images, for 3T MR image segmentation.

• Construct correlation coefficient map to measure 3T-to-7T brain MR image alignment.

• Design the geodesic distance maps to guide the refinement of coarse segmentation.

• Outperforms widely used segmentation methods on both private and ADNI datasets.

摘要

•Propose CaNes-Net, trained with the labels from 7T brain MR images, for 3T MR image segmentation.•Construct correlation coefficient map to measure 3T-to-7T brain MR image alignment.•Design the geodesic distance maps to guide the refinement of coarse segmentation.•Outperforms widely used segmentation methods on both private and ADNI datasets.

论文关键词:Brain segmentation,Cascaded nested network,Deep learning,Magnetic resonance imaging

论文评审过程:Received 30 December 2020, Revised 8 October 2021, Accepted 4 November 2021, Available online 6 November 2021, Version of Record 18 December 2021.

论文官网地址:https://doi.org/10.1016/j.patcog.2021.108420