A compact architecture of a Mobile-to-Mobile fading channel emulator based on Random Walk Process

Author(s):  
Souhail Haggui ◽  
Fatma Rouissi ◽  
Yosra Mlayeh ◽  
Fethi Tlili
2021 ◽  
Vol 28 (6) ◽  
pp. 1679-1691
Author(s):  
Ali Bahari ◽  
Aref Sadeghi-Nik ◽  
Elena Cerro-Prada ◽  
Adel Sadeghi-Nik ◽  
Mandana Roodbari ◽  
...  

2019 ◽  
Vol 25 (2) ◽  
pp. 1887-1896 ◽  
Author(s):  
Masashi Kishimoto ◽  
Hiroshi Iwai ◽  
Motohiro Saito ◽  
Hideo Yoshida

Author(s):  
Amirhossein Alimohammad ◽  
Saeed Fouladi Fard ◽  
Bruce F. Cockburn ◽  
Christian Schlegel

2008 ◽  
Vol 22 (10) ◽  
pp. 727-733 ◽  
Author(s):  
O. SHANKER

Earlier studies of a parametrized class of models whose fractal dimension transitions from one to two indicated that the transition occurs infinitely sharply at the parameter value p=0, as the system size increases to infinity. We study a random walk process which is sensitive to dimension, and we find the same sharp transition at p=0. We use the tool of rescaled range analysis to analyze the drift velocity of the random walk process.


2019 ◽  
Vol 12 ◽  
pp. 1-10
Author(s):  
Kar Tim Chan

World Wide Web is an information retrieval system accessible via the Internet. Since all the web resources and documents are interlinks with hypertext links, it formed a huge and complex information network. Besides information, the web is also a primary tool for commercial, entertainment and connecting people around the world. Hence, studying its network topology will give us a better understanding of the sociology of content on the web as well as the possibility of predicting new emerging phenomena. In this paper, we construct networks by using random walk process that traverses the web at two popular websites, namely google.com (global) and mudah.my (local). We perform measurement such as degree distribution, diameter and average path length on the networks to determine various structural properties. We also analyse the network at the domain level to identify some top-level domains appearing in both networks in order to understand the connectivity of the web in different regions. Using centrality analysis, we also reveal some important and popular websites and domain from the networks.


1970 ◽  
Vol 25 (8-9) ◽  
pp. 1202-1206
Author(s):  
J.U. Keller

Abstract A simple statistical model for transport-processes in material systems like heat conduction, diffusion and Rrownian motion is given. The model consists of a one-dimensional unrestricted random walk process. The jump-probabilities of the random-walk-particle generally depend on the history of the particle. The transport equations following from this model describe, contrary to the equations given by Fick, Fourier, Smoluchowski and Fokker-Planck always transport-processes with bounded velocity of propagation.


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