Jun Xu

collaborators

2 papers

cs.LG2024

Modeling Output-Level Task Relatedness in Multi-Task Learning with Feedback Mechanism

Xiangming Xi, Feng Gao, Jun Xu +2

Multi-task learning (MTL) is a paradigm that simultaneously learns multiple tasks by sharing information at different levels, enhancing the performance of each individual task. Whi…

cs.LG2024

Sparsity via Sparse Group $k$ -max Regularization

Qinghua Tao, Xiangming Xi, Jun Xu +1

For the linear inverse problem with sparsity constraints, the $l_{0}$ regularized problem is NP-hard, and existing approaches either utilize greedy algorithms to find almost-optimal…

Modeling Output-Level Task Relatedness in Multi-Task Learning with Feedback Mechanism

Sparsity via Sparse Group k-max Regularization

Sparsity via Sparse Group $k$ -max Regularization