نتایج جستجو برای: ucg

تعداد نتایج: 209  

2012
T. O. Olwal K. Djouani B. J. van Wyk Y. Hamam P. Siarry

Multi-Radio Multi-Channel Wireless Mesh Networks (MRMC-WMNs) operate at the backbone to access and route high volumes of traffic simultaneously. Such roles demand high network capacity, and long “online” time at the expense of accelerated transmission energy depletion and poor connectivity. This is the problem of transmission power control. Numerous power control methods for wireless networks a...

Journal: :Nucleic acids research 2013
Shin-ichi Yokobori Aya Kitamura Henri Grosjean Yoshitaka Bessho

In most bacteria, two tRNAs decode the four arginine CGN codons. One tRNA harboring a wobble inosine (tRNA(Arg)ICG) reads the CGU, CGC and CGA codons, whereas a second tRNA harboring a wobble cytidine (tRNA(Arg)CCG) reads the remaining CGG codon. The reduced genomes of Mycoplasmas and other Mollicutes lack the gene encoding tRNA(Arg)CCG. This raises the question of how these organisms decode CG...

Journal: :Journal of Signal Processing Systems 2021

In this paper, we consider deep unfolding the standard iterative conjugate gradient (CG) algorithm to solve a linear system of equations. Instead being adjusted with known rules, parameters are learned via backpropagation yield optimal results. However, proposed unfolded CG (UCG) is extended wherein scalar parameter substituted by matrix-parameter augment degrees freedom per layer. Once trainin...

Journal: :Mining 2022

The development of three-dimensional geological models has proven to be critical for conceptualizing complex subsurface environments. This is crucial mining areas due their various hazards and unstable conditions. Furthermore, (3D) can the initial step numerical in order support decisions sustainable planning. paper illustrates results phases a 3D model within boundaries Kardia lignite deposit ...

2011
Thomas Otieno Olwal Karim Djouani Barend Jacobus Van Wyk Yskandar Hamam Patrick Siarry

The remarkable evolution of wireless networks into the next generation to provide ubiquitous and seamless broadband applications has recently triggered the emergence of Wireless Mesh Networks (WMNs). The WMNs comprise stationary Wireless Mesh Routers (WMRs) forming Wireless Backbone Mesh Networks (WBMNs) and mobile Wireless Mesh Clients (WMCs) forming the WMN access. While WMCs are limited in f...

1989
Marc Moens Jonathan Calder Ewan Klein Mike Reape Henk Zeevat

This paper shows how higher levels of generalization can be introduced into unification grammars by exploiting methods for typing grammatical objects. We discuss the strategy of using global declarations to limit possible linguistic structures, and sketch a few unusual aspects of our typechecking algorithm. We also describe the sort system we use in our semantic representation language and illu...

Journal: :Energies 2023

The underground coal gasification (UCG) process represents a modern and effective mining technology that enables energy extraction through thermic decomposition. is transformed into syngas by oxidizers (e.g., air, technical oxygen, or water steam) injected georeactor. produced exhausted on the surface, where it desired form of energy. This paper presents an experimental study two experiments pe...

2005
Geoffrey R. Robinson Walter Feit

On the other hand, for control of fusion and other locally controlled phenomona, Alperin-Goldschmidt subpairs play a crucial role. We take this opportunity to remind the reader that when B is a p-block, an Alperin-Goldschmidt B-subpair (U, bU ) is a B-subpair such that bU has defect group Z(U) and Op(NG(U, bU )/UCG(U)) = 1. When B is the principal p-block, the AlperinGoldschmidt B-subpairs may ...

2009
Thomas O. Olwal Barend J. Van Wyk Karim Djouani Yskandar Hamam Patrick Siarry Ntsibane Ntlatlapa

Multi-Radio Multi-Channel (MRMC) systems are key to power control problems in WMNs. In this paper, we present a range based dynamic power control for MRMC WMNs. First, WMN is represented as a set of disjoint Unified Channel Graphs (UCGs). Second, each radio assigned to a unique UCG adjusts the transmission power locally using predicted connectivity ranges with other nodes. A new power selection...

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