Results 51 to 60 of about 1,636,218 (183)

Energy-efficient user association in cognitive heterogeneous networks [PDF]

open access: yesIEEE Communications Magazine, 2014
Due to the ever increasing data traffic demands, which are directly connected to increased energy consumption, it becomes challenging for operators to achieve capacity enhancement while limiting their electric bill. To that end, exploiting the context awareness of future cognitive networks is expected to play a key role.
Mesodiakaki, Agapi   +3 more
openaire   +4 more sources

Mining top-k granular association rules for recommendation

open access: yes, 2013
Recommender systems are important for e-commerce companies as well as researchers. Recently, granular association rules have been proposed for cold-start recommendation.
Min, Fan, Zhu, William
core   +1 more source

Fuzzy Q-learning-based user-centric backhaul-aware user cell association scheme [PDF]

open access: yes2017 13th International Wireless Communications and Mobile Computing Conference (IWCMC), 2017
Heterogeneous networks are a key solution to serving the exponential surge in data volume and higher quality expectations. Nonetheless, such networks require the ubiquitous presence of fiber-to-the-cell to address the performance demands of 5G and fast-spreading small cells.
Pervez, Farrukh   +4 more
openaire   +1 more source

Multiple-UAV-Assisted SWIPT in Internet of Things: User Association and Power Allocation

open access: yesIEEE Access, 2019
Simultaneous wireless information and power transfer (SWIPT) has sparked a wave of interest in research, while unmanned aerial vehicles (UAVs) can offer a high level of service for Internet of Things (IoT) due to its deployment flexibly.
Fei Huang   +5 more
doaj   +1 more source

User Association in Dense Millimeter Wave Networks With Multi-Channel Access Points Using the Whittle Index

open access: yesIEEE Open Journal of the Communications Society
In dense millimeter wave (mmWave) networks, user association, i.e., the task of selecting the access point (AP) that each arriving user should join, significantly impacts the network performance.
Ravindra S. Tomar   +2 more
doaj   +1 more source

Multi-Connectivity Enabled User Association

open access: yes2019 IEEE 30th Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), 2019
This paper focuses on the problem of multi-connectivity enabled downlink user association to maximize the overall throughput in small cell networks, which is an NP-Hard problem. We formulate the problem of user association as a linear and integer optimization problem.
Simsek, Goksel   +2 more
openaire   +2 more sources

Multi-Location-Aware Joint Optimization of Content Caching and Delivery for Backhaul-Constrained UDN

open access: yesSensors, 2019
Mobile edge caching is regarded as a promising way to reduce the backhaul load of the base stations (BSs). However, the capacity of BSs’ cache tends to be small, while mobile users’ content preferences are diverse.
Wenpeng Jing   +3 more
doaj   +1 more source

SemCom-OPTIMA: Empirically-Driven Optimization of Semantic Image Transmission Across Heterogeneous Edge–Cloud Systems

open access: yesIEEE Open Journal of the Computer Society
Semantic communication (SemCom) leverages artificial intelligence (AI) to prioritize meaningful information exchange, significantly enhancing efficiency and resource utilization in next-generation wireless networks.
Hassan Saadat   +4 more
doaj   +1 more source

Queue-Aware Cell Activation and User Association for Traffic Offloading via Dual-Connectivity

open access: yesIEEE Access, 2019
With the objective of reducing energy cost, we study the stochastic optimization of traffic off-loading via dual-connectivity by joint cell activation and user association.
Qiaoni Han, Bo Yang, Xiaocheng Wang
doaj   +1 more source

Joint Optimization Method of User Association and Spectrum Allocation for Multi-UAV-Assisted Communication [PDF]

open access: yesRadioengineering, 2023
In this paper, we mainly study the scenario where multiple UAVs act as aerial base stations (BSs) to provide communication services for ground users (GUs). We propose a method to optimize the max-min average rate of GUs in order to ensure the fairness of
D. Wu, Y. Zhang, P. Qian, Y. Chen
doaj  

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