Beyond Pixel-Wise Supervision for Medical Image Segmentation: From Traditional Models to Foundation Models

no code implementations • 20 Apr 2024 • Yuyan Shi, Jialu Ma, Jin Yang, Shasha Wang, Yichi Zhang

Medical image segmentation plays an important role in many image-guided clinical approaches.

Image Segmentation Medical Image Segmentation +2

Competitive Ensembling Teacher-Student Framework for Semi-Supervised Left Atrium MRI Segmentation

no code implementations • 21 Oct 2023 • Yuyan Shi, Yichi Zhang, Shasha Wang

Semi-supervised learning has greatly advanced medical image segmentation since it effectively alleviates the need of acquiring abundant annotations from experts and utilizes unlabeled data which is much easier to acquire.

Image Segmentation Left Atrium Segmentation +4

Robust Log-Optimal Strategy with Reinforcement Learning

no code implementations • 1 May 2018 • Yifeng Guo, Xingyu Fu, Yuyan Shi, Mingwen Liu

We proposed a new Portfolio Management method termed as Robust Log-Optimal Strategy (RLOS), which ameliorates the General Log-Optimal Strategy (GLOS) by approximating the traditional objective function with quadratic Taylor expansion.

Management reinforcement-learning +1