Air-ground cooperative topometric mapping of traversable ground
Sign Up to like & getrecommendations! Published in 2020 at "Autonomous Robots"
DOI: 10.1007/s10514-019-09872-1
Abstract: In this paper, we propose an approach for cooperative mapping of traversable ground from aerial and ground views in structured outdoor and indoor environments. The presented approach achieves a hybrid map building based on traversable… read more here.
Keywords: mapping traversable; ground; air ground; cooperative topometric ... See more keywords
A mathematical investigation of the air-ground temperature relationship in permafrost regions on the Tibetan Plateau
Sign Up to like & getrecommendations! Published in 2017 at "Geoderma"
DOI: 10.1016/j.geoderma.2017.07.017
Abstract: Abstract Air and soil temperatures are important factors that contribute to hydro-thermal processes and ecosystem dynamics in permafrost regions. However, there is little research regarding soil thermal dynamics during freeze-thaw processes in permafrost regions with… read more here.
Keywords: air; air ground; permafrost regions; tibetan plateau ... See more keywords
Channel Measurements and Characterizations for Long Range Air-to-Ground Communication Systems in the UHF Band
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3208378
Abstract: In this paper, we consider long range air-to-ground (AG) communication systems which support aeronautical platforms including unmanned aerial vehicles (UAVs) in the ultra high frequency (UHF) band. For such a system, we present the measurement… read more here.
Keywords: range air; long range; ground; ground communication ... See more keywords
Air-to-Ground Large-Scale Channel Characterization by Ray Tracing
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3224776
Abstract: Through ray tracing simulation on three-dimensional (3D) urban environments, we characterize air-to-ground (A2G) channels for 5G and beyond wireless communications. In this study, we review four types of elevation angle-dependent probability of line-of-sight (LoS) expressions… read more here.
Keywords: ray tracing; ray; air ground; channel characterization ... See more keywords
Trajectory Design and Access Control for Air–Ground Coordinated Communications System With Multiagent Deep Reinforcement Learning
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2021.3062091
Abstract: Unmanned-aerial-vehicle (UAV)-assisted communications has attracted increasing attention recently. This article investigates air–ground coordinated communications system, in which trajectories of air UAV base stations (UAV-BSs) and access control of ground users (GUs) are jointly optimized. We… read more here.
Keywords: ground; air ground; coordinated communications; multiagent deep ... See more keywords
Efficient Scheduling in Space–Air–Ground-Integrated Localization Networks
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2022.3159174
Abstract: High accuracy and seamless position information formulates the basis of many modern wireless applications, such as the Internet of Things (IoT) and intelligent transportation systems (ITSs). In this article, aiming at the ground user equipment… read more here.
Keywords: ground integrated; ground; localization networks; integrated localization ... See more keywords
Energy-Efficient Space–Air–Ground Integrated Edge Computing for Internet of Remote Things: A Federated DRL Approach
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2022.3220677
Abstract: Space–air–ground integrated edge computing is expecting to provide pervasive computation services for Internet of Things (IoT), especially in remote areas. However, the offloading process of power-limited IoT devices is a challenge issue due to unreliable… read more here.
Keywords: ground integrated; energy; integrated edge; air ground ... See more keywords
Self-Organized and Distributed Green Resource Allocation for Space–Air–Ground IoT Networks
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2022.3222238
Abstract: To deal with the explosion connections and data volume for emergency communication or hot spot capacity enhancement with massive Internet of Things (IoT) devices, deploying aerial base stations (AeBSs) on unmanned aerial vehicles (UAVs) to… read more here.
Keywords: energy; air ground; space air;
A Deep Reinforcement Learning-Based Dynamic Traffic Offloading in Space-Air-Ground Integrated Networks (SAGIN)
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Journal on Selected Areas in Communications"
DOI: 10.1109/jsac.2021.3126073
Abstract: Space-Air-Ground Integrated Networks (SAGIN) is considered as the key structure of the next generation network. The space satellites and air nodes are the potential candidates to assist and offload the terrain transmissions. However, due to… read more here.
Keywords: space; traffic offloading; traffic; air ground ... See more keywords
On Data Collection in SIC-Capable Space–Air–Ground Integrated IoT Networks
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Systems Journal"
DOI: 10.1109/jsyst.2022.3165061
Abstract: This article considers routing and uplinks scheduling in space–air–ground integrated networks. Specifically, it considers a successive interference cancellation-capable unmanned aerial vehicle (UAV) that collects data from ground devices operating in an Internet of Things network.… read more here.
Keywords: ground devices; ground integrated; ground; air ground ... See more keywords
IEEE 802.15.4 Air-Ground UAV Communications in Smart Farming Scenarios
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Communications Letters"
DOI: 10.1109/lcomm.2018.2855211
Abstract: Smart farming is one of the most promising applications showing the benefits of using unmanned aerial vehicles (UAVs). Thus, precision agriculture in rural areas may largely benefit from low-cost and easy-to-deploy vehicles able to exchange… read more here.
Keywords: air ground; ieee 802; ground; smart farming ... See more keywords