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Multiple Residual Dense Networks for Reconfigurable Intelligent Surfaces Cascaded Channel Estimation

Dec 09, 2021
Yu Jin, Jiayi Zhang, Chongwen Huang, Liang Yang, Huahua Xiao, Bo Ai, Zhiqin Wang

* to appear in IEEE TVT 

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Improving Sum-Rate of Cell-Free Massive MIMO with Expanded Compute-and-Forward

Nov 21, 2021
Jiayi Zhang, Jing Zhang, Derrick Wing Kwan Ng, Shi Jin, Bo Ai

* to appear in IEEE Transactions on Signal Processing 

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Deep Learning-Based Power Control for Uplink Cell-Free Massive MIMO Systems

Oct 18, 2021
Yongshun Zhang, Jiayi Zhang, Yu Jin, Stefano Buzzi, Bo Ai

* 6 pages, 6 figures, accepted by IEEE Globecom 2021 

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Uplink Performance of Cell-Free Massive MIMO Over Spatially Correlated Rician Fading Channels

Oct 12, 2021
Zhe Wang, Jiayi Zhang, Emil Björnson, Bo Ai

* IEEE Communications Letters, vol. 25, no. 4, pp. 1348-1352, April 2021 
* 5 pages, 3 figures, to appear in IEEE Communications Letters 

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Uplink Performance of Cell-Free Massive MIMO with Multi-Antenna Users Over Jointly-Correlated Rayleigh Fading Channels

Oct 11, 2021
Zhe Wang, Jiayi Zhang, Bo Ai, Chau Yuen, Mérouane Debbah

* 30 pages, 9 figures 

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Applications of Reconfigurable Intelligent Surface in Smart High Speed Train Communications

Aug 07, 2021
Yajun Zhao, Jiayi Zhang, Bo Ai

* ZTE Commuinications, Aug. 2021 Vol. 27 No. 4 
* In Chinese 

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A Bi-Level Framework for Learning to Solve Combinatorial Optimization on Graphs

Jun 09, 2021
Runzhong Wang, Zhigang Hua, Gan Liu, Jiayi Zhang, Junchi Yan, Feng Qi, Shuang Yang, Jun Zhou, Xiaokang Yang

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A Survey on User-Centric Cell-Free Massive MIMO Systems

Apr 28, 2021
Shuaifei Chen, Jiayi Zhang, Jing Zhang, Emil Björnson, Bo Ai

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UAV Communications with WPT-aided Cell-Free Massive MIMO Systems

Apr 23, 2021
Jiakang Zheng, Jiayi Zhang, Bo Ai

* 32 pages, 10 figures, Accepted in IEEE Journal on Selected Areas in Communications 

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Writing Polishment with Simile: Task, Dataset and A Neural Approach

Dec 15, 2020
Jiayi Zhang, Zhi Cui, Xiaoqiang Xia, Yalong Guo, Yanran Li, Chen Wei, Jianwei Cui

* Accepted in AAAI2021 

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Reasoning in Dialog: Improving Response Generation by Context Reading Comprehension

Dec 14, 2020
Xiuying Chen, Zhi Cui, Jiayi Zhang, Chen Wei, Jianwei Cui, Bin Wang, Dongyan Zhao, Rui Yan

* AAAI 2021 
* 9 pages, 1 figure 

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Focus-Constrained Attention Mechanism for CVAE-based Response Generation

Sep 25, 2020
Zhi Cui, Yanran Li, Jiayi Zhang, Jianwei Cui, Chen Wei, Bin Wang

* To appear in findings of EMNLP 2020 

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EnsembleGAN: Adversarial Learning for Retrieval-Generation Ensemble Model on Short-Text Conversation

Apr 30, 2020
Jiayi Zhang, Chongyang Tao, Zhenjing Xu, Qiaojing Xie, Wei Chen, Rui Yan

* 10 pages, SIGIR 2019 

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