Search Results for author: Zhi Sun

Found 7 papers, 2 papers with code

Path Evolution Model for Endogenous Channel Digital Twin towards 6G Wireless Networks

no code implementations25 Jan 2025 Haoyu Wang, Zhi Sun, Shuangfeng Han, XiaoYun Wang, Shidong Zhou, Zhaocheng Wang

Thirdly, environmental generalizability can greatly reduce deployment costs in dynamic environments.

Analysis and Optimization of Multiple-STAR-RIS Assisted MIMO-NOMA with GSVD Precoding: An Operator-Valued Free Probability Approach

no code implementations14 Nov 2024 Siqiang Wang, Zhong Zheng, Jing Guo, Zesong Fei, Zhi Sun

To exploit the benefit of STAR-RIS in the MIMO-NOMA systems, in this paper, we investigate the analysis and optimization of the downlink dual-user MIMO-NOMA systems assisted by multiple STAR-RISs under the generalized singular value decomposition (GSVD) precoding scheme, in which the channel is assumed to be Rician faded with the Weichselberger's correlation structure.

Augmenting Channel Simulator and Semi- Supervised Learning for Efficient Indoor Positioning

no code implementations1 Aug 2024 Yupeng Li, Xinyu Ning, Shijian Gao, Yitong Liu, Zhi Sun, Qixing Wang, Jiangzhou Wang

This work aims to tackle the labor-intensive and resource-consuming task of indoor positioning by proposing an efficient approach.

GaitSADA: Self-Aligned Domain Adaptation for mmWave Gait Recognition

1 code implementation31 Jan 2023 Ekkasit Pinyoanuntapong, Ayman Ali, Kalvik Jakkala, Pu Wang, Minwoo Lee, Qucheng Peng, Chen Chen, Zhi Sun

mmWave radar-based gait recognition is a novel user identification method that captures human gait biometrics from mmWave radar return signals.

Contrastive Learning Domain Adaptation +2

Fast Beam Tracking for Reconfigurable Intelligent Surface Assisted Mobile mmWave Networks

no code implementations22 Feb 2021 Xiaowen Tian, Zhi Sun

It shows that the proposed algorithm has near-optimal performance with dramatic savings in terms of signaling time.

Injecting Reliable Radio Frequency Fingerprints Using Metasurface for The Internet of Things

no code implementations12 Jun 2020 Sekhar Rajendran, Zhi Sun, Feng Lin, Kui Ren

Our proposed solution, Metasurface RF-Fingerprinting Injection (MeRFFI), is to inject a carefully-designed radio frequency fingerprint into the wireless physical layer that can increase the security of a stationary IoT device with minimal overhead.

Deep CSI Learning for Gait Biometric Sensing and Recognition

1 code implementation6 Feb 2019 Kalvik Jakkala, Arupjyoti Bhuya, Zhi Sun, Pu Wang, Zhuo Cheng

Gait is a person's natural walking style and a complex biological process that is unique to each person.

Denoising Gait Identification +1

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