Search Results for author: Xiangrong Tong

Found 5 papers, 1 papers with code

Enhancing Worker Recruitment in Collaborative Mobile Crowdsourcing: A Graph Neural Network Trust Evaluation Approach

no code implementations7 Jun 2023 Zhongwei Zhan, Yingjie Wang, Peiyong Duan, Akshita Maradapu Vera Venkata Sai, Zhaowei Liu, Chaocan Xiang, Xiangrong Tong, Weilong Wang, Zhipeng Cai

The worker recruitment problem is modeled as an Undirected Complete Recruitment Graph (UCRG), for which a specific Tabu Search Recruitment (TSR) algorithm solution is proposed.

Edge-computing

High-Resolution Pelvic MRI Reconstruction Using a Generative Adversarial Network with Attention and Cyclic Loss

no code implementations21 Jul 2021 Guangyuan Li, Jun Lv, Xiangrong Tong, Chengyan Wang, Guang Yang

Magnetic resonance imaging (MRI) is an important medical imaging modality, but its acquisition speed is quite slow due to the physiological limitations.

Generative Adversarial Network MRI Reconstruction +1

Transfer Learning Enhanced Generative Adversarial Networks for Multi-Channel MRI Reconstruction

1 code implementation17 May 2021 Jun Lv, Guangyuan Li, Xiangrong Tong, Weibo Chen, Jiahao Huang, Chengyan Wang, Guang Yang

The transfer learning results for the knee and liver were superior to those of the PI-GAN model trained with its own dataset using a smaller number of training cases.

MRI Reconstruction Transfer Learning

Maximum Entropy Diverse Exploration: Disentangling Maximum Entropy Reinforcement Learning

no code implementations3 Nov 2019 Andrew Cohen, Lei Yu, Xingye Qiao, Xiangrong Tong

A theoretical investigation shows that the set of policies learned by MEDE capture the same modalities as the optimal maximum entropy policy.

reinforcement-learning Reinforcement Learning (RL)

Diverse Exploration via Conjugate Policies for Policy Gradient Methods

no code implementations10 Feb 2019 Andrew Cohen, Xingye Qiao, Lei Yu, Elliot Way, Xiangrong Tong

We address the challenge of effective exploration while maintaining good performance in policy gradient methods.

Policy Gradient Methods

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