Search Results for author: Xinwen Zhang

Found 4 papers, 0 papers with code

SynthMix: Mixing up Aligned Synthesis for Medical Cross-Modality Domain Adaptation

no code implementations7 May 2023 Xinwen Zhang, Chaoyi Zhang, Dongnan Liu, Qianbi Yu, Weidong Cai

The adversarial methods showed advanced performance by producing synthetic images to mitigate the domain shift, a common problem due to the hardship of acquiring labelled data in medical field.

Domain Adaptation Philosophy

Unsupervised Domain Adaptive Fundus Image Segmentation with Few Labeled Source Data

no code implementations10 Oct 2022 Qianbi Yu, Dongnan Liu, Chaoyi Zhang, Xinwen Zhang, Weidong Cai

To further facilitate the data efficiency of the cross-domain segmentation methods on the fundus images, we explore UDA optic disc and cup segmentation problems using few labeled source data in this work.

Image Segmentation Segmentation +3

Imitate then Transcend: Multi-Agent Optimal Execution with Dual-Window Denoise PPO

no code implementations21 Jun 2022 Jin Fang, Jiacheng Weng, Yi Xiang, Xinwen Zhang

A novel framework for solving the optimal execution and placement problems using reinforcement learning (RL) with imitation was proposed.

Imitation Learning Reinforcement Learning (RL)

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