no code implementations • 11 Mar 2024 • Qing Xiao, Siyeop Yoon, Hui Ren, Matthew Tivnan, Lichao Sun, Quanzheng Li, Tianming Liu, Yu Zhang, Xiang Li
Alzheimer's Disease (AD) is a neurodegenerative condition characterized by diverse progression rates among individuals, with changes in cortical thickness (CTh) closely linked to its progression.
no code implementations • 10 Mar 2024 • Yuang Wang, Siyeop Yoon, Pengfei Jin, Matthew Tivnan, Zhennong Chen, Rui Hu, Li Zhang, Zhiqiang Chen, Quanzheng Li, Dufan Wu
As a promising alternative, the Image-to-Image Schr\"odinger Bridge (I2SB) initializes the generative process from corrupted images and integrates training techniques from conditional diffusion models.
no code implementations • 3 Dec 2023 • Shudong Li, Matthew Tivnan, Yuan Shen, J. Webster Stayman
This technique is attractive since it permits a one-time, unsupervised training of a CT prior; which can then be incorporated with an arbitrary data model.
1 code implementation • 7 Feb 2023 • Jacopo Teneggi, Matthew Tivnan, J. Webster Stayman, Jeremias Sulam
Score-based generative modeling, informally referred to as diffusion models, continue to grow in popularity across several important domains and tasks.