Results 31 to 40 of about 1,285,093 (279)

The Optimal Allocation of Power in Organizations [PDF]

open access: yesSSRN Electronic Journal, 2000
Starting from the separation between formal and real authority, the paper considers a hierarchical relation where delegation of control can be used as an incentive mechanism. It shows that delegation is optimal when parties’ interests are neither too divergent nor too close.
openaire   +4 more sources

High Speed Railway Wireless Communications: Efficiency v.s. Fairness

open access: yes, 2014
High speed railways (HSRs) have been deployed widely all over the world in recent years. Different from traditional cellular communication, its high mobility makes it essential to implement power allocation along the time.
Dong, Yunquan   +2 more
core   +2 more sources

An iterative Power Allocation Alogrithm for Energy Efficiency Optimization in Massive MIMO Systems [PDF]

open access: yesEAI Endorsed Transactions on Internet of Things, 2017
In this paper, a transmitting power allocation strategy for users jointed together pre-coding is presented to eliminate inter-users interference and improve the energy efficiency of Massive MIMO systems.
Yuanyuan Ren, Panpan Miao, Yanhui Lu
doaj   +1 more source

Optimal Power Allocation over Multiple Identical Gilbert-Elliott Channels

open access: yes, 2013
We study the fundamental problem of power allocation over multiple Gilbert-Elliott communication channels. In a communication system with time varying channel qualities, it is important to allocate the limited transmission power to channels that will be ...
Krishnamachari, Bhaskar   +2 more
core   +1 more source

A General MIMO Framework for NOMA Downlink and Uplink Transmission Based on Signal Alignment [PDF]

open access: yes, 2015
The application of multiple-input multiple-output (MIMO) techniques to non-orthogonal multiple access (NOMA) systems is important to enhance the performance gains of NOMA. In this paper, a novel MIMO-NOMA framework for downlink and uplink transmission is
Ding, Zhiguo   +2 more
core   +2 more sources

Land use change patterns and landscape ecological risk assessment in the process of watershed ecological compensation

open access: yesFrontiers in Environmental Science
As China’s pioneering cross-provincial ecological compensation zone, the upper Xin’an River Basin harbors immense ecological value. However, the long-term effects of its compensation policies on land use dynamics and associated landscape ecological risks
Haitao Chen   +8 more
doaj   +1 more source

CNN-Based End-to-End CPU-AP-UE Power Allocation for Spectral Efficiency Enhancement in Cell-Free Massive MIMO Networks

open access: yesMathematics
Cell-free massive multiple-input multiple-output (MIMO) networks eliminate cell boundaries and enhance uniform quality of service by enabling cooperative transmission among access points (APs). In conventional cellular networks, user equipment located at
Yoon-Ju Choi   +8 more
doaj   +1 more source

Digital-Twin-Assisted Edge-Computing Resource Allocation Based on the Whale Optimization Algorithm

open access: yesSensors, 2022
With the rapid increase of smart Internet of Things (IoT) devices, edge networks generate a large number of computing tasks, which require edge-computing resource devices to complete the calculations.
Shaoming Qiu   +6 more
doaj   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Joint subchannel power allocation for downlink NOMA systems based on quantum carnivorous plant algorithm

open access: yesJournal of King Saud University: Computer and Information Sciences
Currently, most existing research on non-orthogonal multiple access (NOMA) systems converts power allocation into two independent procedures, i.e., inter-subchannel power allocation and intra-subchannel power allocation.
Hongyuan Gao   +3 more
doaj   +1 more source

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