Results 61 to 70 of about 3,948 (214)

A new version of the greedy perimeter stateless routing scheme in flying ad hoc networks

open access: yesJournal of King Saud University: Computer and Information Sciences
Flying ad hoc networks (FANETs) belong to the family of mobile ad hoc networks (MANETs). They have gained high popularity due to their extensive applications in various industries such as emergency management, military missions, and supervision. However,
Mehdi Hosseinzadeh   +4 more
doaj   +1 more source

An improved Dai‐Liao‐style hybrid conjugate gradient‐based method for solving unconstrained nonconvex optimization and extension to constrained nonlinear monotone equations

open access: yesMathematical Methods in the Applied Sciences, Volume 48, Issue 2, Page 1563-1588, 30 January 2025.
In this work, for unconstrained optimization, we introduce an improved Dai‐Liao‐style hybrid conjugate gradient method based on the hybridization‐based self‐adaptive technique, and the search direction generated fulfills the sufficient descent and trust region properties regardless of any line search.
Zihang Yuan   +5 more
wiley   +1 more source

A comprehensive survey on software‐defined networking for smart communities

open access: yesInternational Journal of Communication Systems, Volume 38, Issue 1, 10 January 2025.
Key findings: •$$ \bullet $$ The background and history of the evolution of software‐defined networking (SDN) are discussed. •$$ \bullet $$ SDN architecture and OpenFlow infrastructure are discussed, wherein OpenFlow components and switches are classified concerning different parameters.
Rajat Chaudhary   +3 more
wiley   +1 more source

SR‐SAAD: A Social Rank‐Based Routing Protocol for Enhanced Efficiency in Delay Tolerant Networks

open access: yesIET Communications, Volume 19, Issue 1, January/December 2025.
Traditional networks struggle with message delivery when no end‐to‐end path exists, a challenge addressed by DTNs) using social metrics in routing. The proposed SR‐SAAD protocol leverages degree centrality, social activeness, and RWE to compute a SR for selecting optimal relay nodes.
Saif Ullah   +4 more
wiley   +1 more source

A Novel Optimized Link-State Routing Scheme with Greedy and Perimeter Forwarding Capability in Flying Ad Hoc Networks

open access: yesMathematics
A flying ad hoc network (FANET) is formed from a swarm of drones also known as unmanned aerial vehicles (UAVs) and is currently a popular research subject because of its ability to carry out complicated missions.
Omar Mutab Alsalami   +3 more
doaj   +1 more source

A Routing Algorithm Based on Dynamic Forecast of Vehicle Speed and Position in VANET

open access: yesInternational Journal of Distributed Sensor Networks, 2013
Considering city road environment as the background, by researching GPSR greedy algorithm and the movement characteristics of vehicle nodes in VANET, this paper proposes the concept of circle changing trends angle in vehicle speed fluctuation curve and ...
Haojing Huang, Shukui Zhang
doaj   +1 more source

GeoQoE-Vanet: QoE-Aware Geographic Routing Protocol for Video Streaming over Vehicular Ad-hoc Networks

open access: yesComputers, 2020
Video streaming is one of the challenging issues in vehicular ad-hoc networks (VANETs) due to their highly dynamic topology and frequent connectivity disruptions.
Abdelkader Benmir   +4 more
doaj   +1 more source

A Hybrid Approach for Optimal Cluster Head Selection in Diverse VANETs Using Fuzzy Logic, Moth Flame Optimization, and Machine Learning

open access: yesIET Communications, Volume 19, Issue 1, January/December 2025.
In this paper, we propose a method for routing and optimal CH selection among all. In each cycle and across all VANETs with different topologies, various Vs features are first collected, and then using a heuristic method, the FIS, the OFF value of all Vs is calculated to determine the optimal CHs.
Mosayeb Soleymaninasab   +2 more
wiley   +1 more source

ANALYSIS OF ROUTING PROTOCOLS CHARACTERISTICS IN AD-HOC NETWORK

open access: yesInformation and Telecommunication Sciences
Background. Wireless ad-hoc networks are becoming increasingly prevalence in remote areas, in extreme environments, even in military operations, and in scenarios where setting up infrastructure networks is not possible.
Ірина Грищук   +3 more
doaj   +1 more source

An Energy-Balanced Geographic Routing Algorithm for Mobile Ad Hoc Networks

open access: yesEnergies, 2018
To mitigate the frequent link breakage and node death caused by node mobility and energy constraints in mobile ad-hoc networks, we propose an energy-balanced routing algorithm for energy and mobility greedy perimeter stateless routing (EM-GPSR) based on ...
Dong Yang   +4 more
doaj   +1 more source

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