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Zhen Guo

Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, Massachusetts, 02139, USA

PPO-UE: Proximal Policy Optimization via Uncertainty-Aware Exploration


Dec 13, 2022
Qisheng Zhang, Zhen Guo, Audun Jøsang, Lance M. Kaplan, Feng Chen, Dong H. Jeong, Jin-Hee Cho

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Noise-resilient approach for deep tomographic imaging


Nov 22, 2022
Zhen Guo, Zhiguang Liu, Qihang Zhang, George Barbastathis, Michael E. Glinsky

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* 2022 CLEO (the Conference on Lasers and Electro-Optics) conference submission 

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CDConv: A Benchmark for Contradiction Detection in Chinese Conversations


Oct 16, 2022
Chujie Zheng, Jinfeng Zhou, Yinhe Zheng, Libiao Peng, Zhen Guo, Wenquan Wu, Zhengyu Niu, Hua Wu, Minlie Huang

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* EMNLP 2022 

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A Survey on Uncertainty Reasoning and Quantification for Decision Making: Belief Theory Meets Deep Learning


Jun 14, 2022
Zhen Guo, Zelin Wan, Qisheng Zhang, Xujiang Zhao, Feng Chen, Jin-Hee Cho, Qi Zhang, Lance M. Kaplan, Dong H. Jeong, Audun Jøsang

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* First four authors contributed equally 

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Physics-assisted Generative Adversarial Network for X-Ray Tomography


Apr 07, 2022
Zhen Guo, Jung Ki Song, George Barbastathis, Michael E. Glinsky, Courtenay T. Vaughan, Kurt W. Larson, Bradley K. Alpert, Zachary H. Levine

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* arXiv admin note: text overlap with arXiv:2111.08011 

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Towards Building an Open-Domain Dialogue System Incorporated with Internet Memes


Mar 08, 2022
Hua Lu, Zhen Guo, Chanjuan Li, Yunyi Yang, Huang He, Siqi Bao

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* First two authors contributed equally to this work 

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Advantage of Machine Learning over Maximum Likelihood in Limited-Angle Low-Photon X-Ray Tomography


Nov 15, 2021
Zhen Guo, Jung Ki Song, George Barbastathis, Michael E. Glinsky, Courtenay T. Vaughan, Kurt W. Larson, Bradley K. Alpert, Zachary H. Levine

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* 13 pages, 4 figures 

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PLATO-XL: Exploring the Large-scale Pre-training of Dialogue Generation


Sep 20, 2021
Siqi Bao, Huang He, Fan Wang, Hua Wu, Haifeng Wang, Wenquan Wu, Zhihua Wu, Zhen Guo, Hua Lu, Xinxian Huang, Xin Tian, Xinchao Xu, Yingzhan Lin, Zhengyu Niu

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* First four authors contributed equally to this work 

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PLATO-2: Towards Building an Open-Domain Chatbot via Curriculum Learning


Jul 13, 2020
Siqi Bao, Huang He, Fan Wang, Hua Wu, Haifeng Wang, Wenquan Wu, Zhen Guo, Zhibin Liu, Xinchao Xu

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* First four authors contributed equally to this work 

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