Zobrazeno 1 - 10
of 2 499
pro vyhledávání: '"JI Fei"'
Non-orthogonal multiple access (NOMA) has been widely nominated as an emerging spectral efficiency (SE) multiple access technique for the next generation of wireless communication network. To meet the growing demands in massive connectivity and huge
Externí odkaz:
http://arxiv.org/abs/2403.11081
As a new candidate waveform for the next generation wireless communications, orthogonal chirp division multiplexing (OCDM) has attracted growing attention for its ability to achieve full diversity in uncoded transmission, and its robustness to narrow
Externí odkaz:
http://arxiv.org/abs/2401.04358
Affine frequency division multiplexing (AFDM) is an emerging multicarrier waveform that offers a potential solution for achieving reliable communications over time-varying channels. This paper proposes two maximum-likelihood (ML) estimators of symbol
Externí odkaz:
http://arxiv.org/abs/2310.07141
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract This study analyzed the enhancement effects and mechanisms of steel, glass, and polypropylene fibers on the mechanical properties of concrete, aiming to guide the selection of suitable fiber types and dosages for shotcrete projects. Through
Externí odkaz:
https://doaj.org/article/07836b39383e43ab8139cd9fac4d6c4a
In this letter, we investigate the mutual information rate (MIR) achieved by an independent identically distributed (IID) Gaussian input on the intensity-driven signal transduction channel. Specifically, the asymptotic expression of the continuous-ti
Externí odkaz:
http://arxiv.org/abs/2306.15421
As a promising technique for high-mobility wireless communications, orthogonal time frequency space (OTFS) has been proved to enjoy excellent advantages with respect to traditional orthogonal frequency division multiplexing (OFDM). Although multiple
Externí odkaz:
http://arxiv.org/abs/2306.12042
Autor:
Rui Xiang Chen, Shuo Chen Liu, Xue Chun Kan, Yi Rui Wang, Ji Fei Wang, Tian Lin Wang, Chang Li, Wang Jie Jiang, Yan An Lan Chen, Tao Zhou, Shi Long Fan, Jiang Chang, Xiao Xu, Kuang Heng Shi, Yao Dong Zhang, Ming Yu Wu, Yue Yu, Chang Xian Li, Xiang Cheng Li
Publikováno v:
Advanced Science, Vol 11, Iss 38, Pp n/a-n/a (2024)
Abstract Intrahepatic cholangiocarcinoma (ICC) is the second most common primary liver cancer and its prognosis remains poor. Although growing numbers of studies have verified the involvement of circular RNAs (circRNAs) in various cancer types, their
Externí odkaz:
https://doaj.org/article/68c900d344124e3fb05868f893a0d264
The propagation delay is non-negligible in underwater acoustic networks (UANs) since the propagation speed is five orders of magnitude smaller than the speed of light. In this case, space and time factors are strongly coupled to determine the collisi
Externí odkaz:
http://arxiv.org/abs/2210.14500
As a promising technique for high-mobility wireless communications, orthogonal time frequency space (OTFS) has been proved to enjoy excellent advantages with respect to traditional orthogonal frequency division multiplexing (OFDM). However, a challen
Externí odkaz:
http://arxiv.org/abs/2210.13454
Publikováno v:
Xiehe Yixue Zazhi, Vol 15, Iss 5, Pp 1100-1106 (2024)
ObjectiveTo explore the ultrasound characteristics of accessory cavitated uterine malformation (ACUM) and the causes of misdiagnosis, in order to better understand the disease and improve the diagnostic ability of radiologists.MethodsWe retrospective
Externí odkaz:
https://doaj.org/article/ded6ca121fb843c38c41365a8f697227