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ShiftDDPMs: Exploring Conditional Diffusion Models by Shifting Diffusion Trajectories


Feb 05, 2023
Zijian Zhang, Zhou Zhao, Jun Yu, Qi Tian

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* Accepted by AAAI 2023 Conference 

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Dual Personalization on Federated Recommendation


Jan 16, 2023
Chunxu Zhang, Guodong Long, Tianyi Zhou, Peng Yan, Zijian Zhang, Chengqi Zhang, Bo Yang

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* Under Review 

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Unsupervised Representation Learning from Pre-trained Diffusion Probabilistic Models


Jan 01, 2023
Zijian Zhang, Zhou Zhao, Zhijie Lin

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* Accepted by NeurIPS 2022 Conference 

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Active RISs: Signal Modeling, Asymptotic Analysis, and Beamforming Design


Dec 31, 2022
Zijian Zhang, Linglong Dai, Xibi Chen, Changhao Liu, Fan Yang, Robert Schober, H. Vincent Poor

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* Accepted by IEEE GLOBECOM 2022. This paper includes a 64-element active RIS aided wireless communication prototype and the field test results. The journal version is at: arXiv:2103.15154. Simulation codes are provided at: http://oa.ee.tsinghua.edu.cn/dailinglong/publications/publications.html 

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Explainable Information Retrieval: A Survey


Nov 04, 2022
Avishek Anand, Lijun Lyu, Maximilian Idahl, Yumeng Wang, Jonas Wallat, Zijian Zhang

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* 35 pages, 10 figures. Under review 

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Towards Explainability in NLP: Analyzing and Calculating Word Saliency through Word Properties


Jul 17, 2022
Jialiang Dong, Zhitao Guan, Longfei Wu, Zijian Zhang

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SparCAssist: A Model Risk Assessment Assistant Based on Sparse Generated Counterfactuals


May 03, 2022
Zijian Zhang, Vinay Setty, Avishek Anand

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* 5 pages, 2 figures, submitted and accepted as a demo paper in SIGIR2022 

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Pattern-Division Multiplexing for Continuous-Aperture MIMO


Mar 27, 2022
Zijian Zhang, Linglong Dai

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* Accepted by IEEE ICC 2022. In this paper, we propose pattern-division multiplexing to design the patterns for a continuous-aperture MIMO system. The simulation codes are provided at: http://oa.ee.tsinghua.edu.cn/dailinglong/publications/publications.html. arXiv admin note: substantial text overlap with arXiv:2111.08630 

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Distance-Aware Precoding for Near-Field Capacity Improvement in XL-MIMO


Dec 29, 2021
Zidong Wu, Mingyao Cui, Zijian Zhang, Linglong Dai

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* 6 pages, twocolumn, 5 figures. The simulation codes will be provided at: http://oa.ee.tsinghua.edu.cn/dailinglong/publications/publications.html 

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Continuous-Aperture MIMO for Electromagnetic Information Theory


Nov 16, 2021
Zijian Zhang, Linglong Dai

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* 13 pages, twocolumn, 9 figures. The simulation codes will be provided at: http://oa.ee.tsinghua.edu.cn/dailinglong/publications/publications.html 

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