2 papers
math.OC2025
Riemannian Bilevel Optimization with Gradient Aggregation
Zhuo Chen, Xinjian Xu, Shihui Ying +1
We study bilevel optimization on Riemannian manifolds when the lower-level solution set is a positive-dimensional submanifold, so that implicit differentiation fails. We propose Ri…
cs.CV2023
UFPS: A unified framework for partially-annotated federated segmentation in heterogeneous data distribution
Le Jiang, Li Yan Ma, Tie Yong Zeng +1
Partially supervised segmentation is a label-saving method based on datasets with fractional classes labeled and intersectant. However, it is still far from landing on real-world m…