Zobrazeno 1 - 10
of 108
pro vyhledávání: '"Erwu Liu"'
Publikováno v:
IET Blockchain, Vol 4, Iss 2, Pp 101-123 (2024)
Abstract As an innovative technology for enhancing authenticity, security, and risk management, blockchain is being widely adopted in trade and finance systems. The unique capabilities of blockchain, such as immutability and transparency, enable new
Externí odkaz:
https://doaj.org/article/c1947322dabd4b5e9a7c4a442d104f23
Autor:
Chenglong Huang, Erwu Liu, Rui Wang, Yan Liu, Hanfu Zhang, Yuanzhe Geng, Jie Wang, Shaoyi Han
Publikováno v:
IET Blockchain, Vol 4, Iss 1, Pp 73-82 (2024)
Abstract Common federated learning (FL) lacks consideration of clients' personalized requirements, which performs poorly for the scenario with data and resource heterogeneity. In order to overcome the challenge of heterogeneous characteristics, this
Externí odkaz:
https://doaj.org/article/6d3158af6d8d4125b448b46f0aadf270
Publikováno v:
Applied Sciences, Vol 14, Iss 1, p 205 (2023)
An uplink multi-user tracking problem aided by multiple passive reconfigurable intelligent surfaces (RISs) is addressed in this work. Under a near-field circumstance, a multi-antenna base station (BS) localizes multiple moving single-antenna users by
Externí odkaz:
https://doaj.org/article/d1cca9e8c4c84b868c479ef5f3e42fe4
Publikováno v:
IET Blockchain, Vol 1, Iss 2-4, Pp 105-117 (2021)
Abstract Indoor location‐based services have numerous applications built on indoor navigation. Over the years, researchers have proposed various indoor navigation methods to find a certain point of interest. This paper proposes location paging and
Externí odkaz:
https://doaj.org/article/854324abeb454a26966c4db5cf5ad60c
Autor:
Erwu Liu, My T. Thai
Publikováno v:
IET Blockchain, Vol 1, Iss 1, Pp 1-2 (2021)
Externí odkaz:
https://doaj.org/article/7ab6542fff584c9ba7d96af3a177aef9
Publikováno v:
IEEE Access, Vol 6, Pp 27912-27922 (2018)
The cloud radio access network (C-RAN) has been considered as a promising network architecture to improve both spectrum efficiency and energy efficiency of current wireless networks. In this paper, we aim to address the channel uncertainty issue in t
Externí odkaz:
https://doaj.org/article/56f2510501d449e7a791dbce511cecc2
Publikováno v:
IEEE Access, Vol 6, Pp 48478-48488 (2018)
When wireless transmission is performed over the bandwidth in the order of a gigahertz, high-resolution analog-to-digital converters (ADCs), and the large number of radio frequency chains significantly increase the power consumption. To address this
Externí odkaz:
https://doaj.org/article/6e4f9bbbaf7a4f1db10eac9e34a13f4c
Publikováno v:
IEEE Transactions on Communications. 71:3024-3042
Publikováno v:
IET Blockchain. 1:105-117
Publikováno v:
IEEE Wireless Communications Letters. 10:1969-1973
Perfect channel state information (CSI) is usually required when considering relay selection and power allocation in cooperative communication. However, it is difficult to get an accurate CSI in practical situations. In this letter, we study the outa