Results 21 to 30 of about 5,030,646 (292)

Diversity scheme based hybrid FSO/RF systems in satellite-aerial-ground integrated network with outdated CSI [PDF]

open access: yesScientific Reports
Satellite-aerial-ground integrated network (SAGIN) confronts significant challenges from weather-induced impairments and transmission attenuation. To address this issue, this paper proposes a weather-dependent hybrid FSO/RF switching scheme for SAGIN ...
Xin Li   +4 more
doaj   +2 more sources

Statistics of the Sum of Double Random Variables and Their Applications in Performance Analysis and Optimization of Simultaneously Transmitting and Reflecting Reconfigurable Intelligent Surface-Assisted Non-Orthogonal Multi-Access Systems [PDF]

open access: yesSensors
For the future of sixth-generation (6G) wireless communication, simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) technology is emerging as a promising solution to achieve lower power transmission and flawless ...
Bui Vu Minh   +5 more
doaj   +2 more sources

Ergodic average of typical orbits and typical functions [PDF]

open access: yesDiscrete and Continuous Dynamical Systems. Series A, 2021
In this article we mainly aim to know what kind of asymptotic behavior of typical orbits can display. For example, we show in any transitive system, the emprical measures of a typical orbit can cover all emprical measures of dense orbits and can ...
Xiaobo Hou, Wanshan Lin, Xueting Tian
semanticscholar   +1 more source

Randomly perturbed ergodic averages [PDF]

open access: yesProceedings of the American Mathematical Society, Series B, 2021
Convergence properties of random ergodic averages have been extensively studied in the literature. In these notes, we exploit a uniform estimate by Cohen \& Cuny who showed convergence of a series along randomly perturbed times for functions in $L^2$ with $\int \max(1,\log (1+|t|)) d ...
JaeYong Choi, Karin Reinhold-Larsson
openaire   +3 more sources

Ergodic descriptors of non-ergodic stochastic processes [PDF]

open access: yesJournal of the Royal Society Interface, 2022
The stochastic processes underlying the growth and stability of biological and psychological systems reveal themselves when far-from-equilibrium. Far-from-equilibrium, non-ergodicity reigns.
Madhur Mangalam, Damian G. Kelty-Stephen
semanticscholar   +1 more source

A non-ergodic effective amplitude ground-motion model for California [PDF]

open access: yesBulletin of Earthquake Engineering, 2021
A new non-ergodic ground-motion model (GMM) for effective amplitude spectral (EAS) values for California is presented in this study. EAS, which is defined in Goulet et al.
G. Lavrentiadis, N. Abrahamson, N. Kuehn
semanticscholar   +1 more source

On the minimum ergodic average and minimal systems

open access: yesCubo, 2022
We prove some equivalences associated with the case when the average lower time is minimal. In addition, we characterize the minimal systems by means of the positivity of invariant measures on open sets and also the minimum ergodic averages.
Manuel Saavedra, Helmuth Villavicencio
doaj   +1 more source

A non-ergodic spectral acceleration ground motion model for California developed with random vibration theory [PDF]

open access: yesBulletin of Earthquake Engineering, 2021
A new approach for creating a non-ergodic pseudo-spectral acceleration (PSA) ground-motion model (GMM) is presented, which accounts for the magnitude dependence of the non-ergodic effects.
G. Lavrentiadis, N. Abrahamson
semanticscholar   +1 more source

Performance of NOMA-Based mmWave D2D Networks Under Practical System Conditions

open access: yesIEEE Access, 2021
This work elaborates the analysis on ergodic capacity, coverage probability, and average throughput for multi-user non-orthogonal multiple access (NOMA) based device-to-device communication networks, which operate in the millimeter-wave spectrum range ...
Leila Tlebaldiyeva   +3 more
doaj   +1 more source

Ergodic Measure and Potential Control of Anomalous Diffusion

open access: yesEntropy, 2023
In statistical mechanics, the ergodic hypothesis (i.e., the long-time average is the same as the ensemble average) accompanying anomalous diffusion has become a continuous topic of research, being closely related to irreversibility and increasing entropy.
Bao Wen   +3 more
doaj   +1 more source

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