Results 61 to 70 of about 1,182,353 (322)

Power allocation under per-antenna power constraints in multiuser MIMO systems

open access: yesTongxin xuebao, 2012
A low-complexity power allocation algorithm was investigated under per-antenna power constraints(PAPC)in multiuser multiple-input multiple-output (MIMO) systems.It was shown that the optimal power allocation subject to PAPC,aimed at maximizing the sum ...
Sheng-qian HAN, Chen-yang YANG
doaj   +2 more sources

Power allocation strategy for Cognitive Radio terminals [PDF]

open access: yes2008 First International Workshop on Cognitive Radio and Advanced Spectrum Management, 2008
Traditional communications systems imply an a priori association of the frequency band, the service assigned to it and the used technology. Breaking this static association can provide much more flexible, efficient and easy-to-use dynamic systems able to cope with the requirements and constraints of the environment and the users.
DEL RE, ENRICO   +4 more
openaire   +2 more sources

The Effects of Departmental and Positional Power on Job Evaluation Outcomes: A Dual-Level Analysis of Power and Resource Allocation [PDF]

open access: yes, 1996
We replicate research from two separate power and resource allocation research streams to test whether job evaluation outcomes at a university are simultaneously susceptible to effects of power held at both the group (i.e., academic department) and ...
Trevor, Charlie O.   +1 more
core   +1 more source

Joint Bandwidth and Power Allocation with Admission Control in Wireless Multi-User Networks With and Without Relaying

open access: yes, 2010
Equal allocation of bandwidth and/or power may not be efficient for wireless multi-user networks with limited bandwidth and power resources. Joint bandwidth and power allocation strategies for wireless multi-user networks with and without relaying are ...
Gong, Xiaowen   +2 more
core   +1 more source

Effects of Pharmacologic and Nonpharmacologic Interventions for the Management of Sleep Problems in People With Fibromyalgia: Systematic Review and Network Meta‐Analysis of Randomized Controlled Trials

open access: yesArthritis Care &Research, EarlyView.
Objective Fibromyalgia is a chronic condition characterized by widespread musculoskeletal pain and fatigue. Almost everyone with fibromyalgia has sleep problems. We aimed to evaluate the effectiveness and safety of current interventions for the management of fibromyalgia‐related sleep problems.
Jemma Hudson   +11 more
wiley   +1 more source

Placebo Effect Sizes in Clinical Trials of Knee Osteoarthritis Using Intra‐Articular Injections of Biologic Agents

open access: yesArthritis Care &Research, EarlyView.
Objective Patients with knee osteoarthritis rely on symptomatic treatments, in which up to 75% of the pain reduction can be attributed to the placebo effect. This effect may vary based on treatment type (eg, biologics vs nonbiologic injection) and route of administration (eg, intra‐articular vs topical vs oral).
Johanna M. Borst   +5 more
wiley   +1 more source

Towards 5G High Mobility: A Fairness-Adjustable Time-Domain Power Allocation Approach

open access: yesIEEE Access, 2017
How to provide efficient information service for high-mobility scenarios, including high-speed railway communications (HSRCs), is one of the most important requirements in future 5G communication networks.
Ke Xiong   +3 more
doaj   +1 more source

Balanced Allocations with Heterogeneous Bins: The Power of Memory

open access: yes, 2023
We consider the allocation of m balls (jobs) into n bins (servers). In the standard Two-Choice process, at each step t=1,2,...,m we first sample two bins uniformly at random and place a ball in the least loaded bin. It is well-known that for any m ≥ n, this results in a gap (difference between the maximum and average load) of log2 log n + Θ(1) (with ...
Los, D, Sauerwald, T, Sylvester, J
openaire   +2 more sources

Deep Learning Power Allocation in Massive MIMO [PDF]

open access: yes2018 52nd Asilomar Conference on Signals, Systems, and Computers, 2018
This work advocates the use of deep learning to perform max-min and max-prod power allocation in the downlink of Massive MIMO networks. More precisely, a deep neural network is trained to learn the map between the positions of user equipments (UEs) and the optimal power allocation policies, and then used to predict the power allocation profiles for a ...
Sanguinetti L., Zappone A., Debbah M.
openaire   +2 more sources

Optimal Bandwidth and Power Allocation for Sum Ergodic Capacity under Fading Channels in Cognitive Radio Networks

open access: yes, 2010
This paper studies optimal bandwidth and power allocation in a cognitive radio network where multiple secondary users (SUs) share the licensed spectrum of a primary user (PU) under fading channels using the frequency division multiple access scheme.
Gong, Xiaowen   +2 more
core   +1 more source

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