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europepmc
2026
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2026
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2026
置信度 0.80
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The safe deployment of multiple Unmanned Aerial Vehicles (UAVs) in complex urban environments relies heavily on accurate environmental perception and efficient cooperative path planning. However, executing multi-UAV operations in low-altitude airspaces faces s…
europepmc
2026
置信度 0.80
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europepmc
2026
置信度 0.80
-
europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2026
置信度 0.80
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europepmc
2026
置信度 0.80
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europepmc
2026
置信度 0.80
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europepmc
2025
置信度 0.80
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Our understanding of aeroecology is hampered by the challenge of sampling the air column, especially for nocturnal species like bats that forage high in the airspace. Nonetheless, monitoring endangered bat populations is vital for conservation efforts. Drones …
pubmed
Dobie L, Bird DM, Elliott KH
2025
置信度 0.82
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europepmc
2026
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2026
置信度 0.80
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Timely prehospital intervention is essential for improving patient outcomes, yet conventional ambulance-based systems often face delays in remote, congested, or disaster-affected settings. Unmanned aerial vehicles (UAVs) offer a novel, traffic-independent solu…
pubmed
Zhang Y, Cao J, Ye S
2025
置信度 0.82
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2026
置信度 0.80
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europepmc
2026
置信度 0.80
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europepmc
2026
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2026
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2024
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2026
置信度 0.80
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Low-altitude communication networks are emerging to facilitate reliable connectivity for aerial platforms, where a deep understanding of the radio propagation channel is fundamental for the design and optimization of the communication systems. In this study, a…
pubmed
Li H, Mao K, Chen X, Xu H 等
2025
置信度 0.82
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europepmc
2025
置信度 0.80
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europepmc
2024
置信度 0.80
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This paper proposes an intelligent hierarchical fuzzy decision-making framework for threat detection and identification in Counter-Unmanned Aerial Vehicle (Counter-UAV) systems, based on the fusion of heterogeneous sensor data. To address the increasing comple…
pubmed
Arapoglou F, Zacharia P, Papoutsidakis M
2025
置信度 0.82
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By discretizing the UAV's heading angle in a three-dimensional Dubins model, the path planning problem and the task assignment problem are established as a discrete graph model, aiming to solve the problem that decoupling solutions can only obtain local optima…
pubmed
Wu W, Zhang L, Le J, Lu Z
2025
置信度 0.82
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europepmc
2026
置信度 0.80
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europepmc
2026
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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europepmc
2025
置信度 0.80
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Efficient transportation of medical specimens across multi-campus hospital networks is frequently hindered by urban traffic congestion and traditional vehicle delays. This protocol outlines a comprehensive methodology for establishing an unmanned aerial vehicl…
pubmed
Dai X, Zeng X, Zou Y, Qiu T
2026 Jul 17
置信度 0.82
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With the progressive opening of urban low-altitude airspace, drone applications increasingly rely on real-time environmental perception for safe navigation in complex, obstacle-dense environments. Traditional planning algorithms struggle to efficiently process…
pubmed
Song R, Zhang H, Zeng X, Rui X
2026 Jul 9
置信度 0.82
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The rapid expansion of urban air mobility operations demands adaptive airspace management approaches that transcend traditional static sectorization. This paper proposes an integrated framework for dynamic low-altitude airspace partitioning and management stra…
pubmed
Zhang P, Liu W, Xu X
2026 Jun 29
置信度 0.82
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The safe deployment of multiple Unmanned Aerial Vehicles (UAVs) in complex urban environments relies heavily on accurate environmental perception and efficient cooperative path planning. However, executing multi-UAV operations in low-altitude airspaces faces s…
pubmed
Ding J, Wang L, Jin S, Wang D
2026 May 8
置信度 0.82
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This study aims to address critical challenges in low-altitude airspace management, including high dynamic complexity, substantial safety hazards, and information fragmentation, and proposes a digital twin-enabled computation and analysis framework. The propos…
pubmed
He Z, Zhang W, Du P, Liu Z
2026 May 21
置信度 0.82
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To address the challenges posed by dense obstacles, complex dynamic avoidance, and poor path continuity in trajectory planning for multi-rotor UAVs operating in intricate urban low-altitude environments, this paper presents a multi-phase trajectory planning me…
pubmed
Gao W, Li L, Pang D
2026 Apr 20
置信度 0.82
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To address the issues of safety risk analysis and conflict assessment for integrated flight of manned aircraft and fixed-wing unmanned aerial vehicles (UAVs) in low-altitude mixed-operation airspace, this study enhances the foundational Event model. By incorpo…
pubmed
Ma X, Lu X, Li H, Lu X 等
2026 Mar 25
置信度 0.82
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The widespread deployment of low-altitude, slow-speed, and small-sized (LSS) UAVs poses significant challenges to airspace security monitoring, where achieving both high-precision detection and long-range coverage remains difficult. Gm-APD-based single-photon …
pubmed
Guo D, Sun J, Zhou X, Yin S 等
2026 Feb 23
置信度 0.82
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To address the critical challenge of insufficient classification accuracy for UAV flight control radio frequency (RF) signals in complex electromagnetic environments, this study proposes a novel classification framework combining Multiscale Dispersion Entropy …
pubmed
Liu B, Liu J, Shi M, Zhao L
2026 Mar 9
置信度 0.82
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This paper investigates the formation tracking control problem for multiple unmanned surface vehicles (USVs) under prescribed performance constraints in the presence of model uncertainties and unknown disturbances. A decentralized formation control strategy is…
pubmed
Huo M, Mao W, Wang X
2026 Feb 28
置信度 0.82
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The low-altitude airspace of bird flocks is gradually shared by unmanned aerial vehicles (UAVs), posing safety risks that necessitate accurate trajectory forecasting. However, existing vision-based methods often treat trajectory prediction and UAV detection as…
pubmed
Song F, Liu Z, Zhao Y, Zhu J
2026 Feb 15
置信度 0.82
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Unmanned aerial vehicles (UAVs) increasingly share low-altitude airspace with birds, making early distinguishing between drones and biological targets critical for safety and security. This work addresses long-range scenarios where objects occupy only a few pi…
pubmed
Nesteruk A, Nikitin V, Albrekht Y, Ścisło Ł 等
2026 Jan 23
置信度 0.82
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The rapid proliferation of unmanned aerial vehicles (UAVs) for logistics, surveillance, and civilian applications continues to pose significant challenges to airspace security, particularly through unauthorized or malicious deployments. Existing UAV datasets a…
pubmed
Ajakwe SO, Ihekoronye VU, Mohtasin G, Akter R 等
2026 Apr
置信度 0.82
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The low-altitude economy (LAE), encompassing urban air mobility, drone logistics and sub 3000 m aerial surveillance, demands secure, intelligent infrastructures to manage increasingly complex, multi-stakeholder operations. This survey evaluates the integration…
pubmed
Ye Y, Min X, Liu X, Chen X 等
2025 Nov 4
置信度 0.82
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This study advances the unmanned aerial vehicle (UAV) localization technology within the framework of a low-altitude economy, with particular emphasis on the accurate and real-time identification and tracking of unauthorized ("black-flying") drones. Convention…
pubmed
Lu F, Zeng C, Shi H, Xu Y 等
2025 Oct 9
置信度 0.82
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This paper presents a robust and adaptive visual servoing-based landing control method for unmanned aerial vehicles (UAVs) equipped with a three-axis gimbal camera. To address the limitations of fixed-camera configurations, the proposed approach integrates pix…
pubmed
Mao W, Li Z, Huo M
2025 Oct 15
置信度 0.82
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At present, the low-altitude economy is booming, and the application of drones has shown explosive growth, injecting new vitality into economic development. UAVs will face complex environmental perception and security risks when operating in low airspace. Accu…
pubmed
Wang X, Hu Y, Liang Q, He Y 等
2025
置信度 0.82
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The development of air traffic control (ATC) automation has been constrained by the scarcity and low quality of communication data, particularly in low-altitude complex airspace, where non-standardized instructions frequently hinder training efficiency and ope…
pubmed
Pan W, Han B, Jiang P
2025
置信度 0.82
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Low-altitude airspace is developing rapidly, but the utilization rate of airspace resources is low. Therefore, in order to solve the problem of the safe operation of the fusion of large UAVs and manned aircraft in the same airspace, this paper analyzes the the…
pubmed
Huang L, Huang C, Zhou C, Xie C 等
2024 Jul 25
置信度 0.82
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Rapid global population growth and urbanization have heightened the demand for emergency medical rescue, with helicopter medical rescue emerging as an effective solution. The advent of 5G communication technology, characterized by large bandwidth, low latency,…
pubmed
Han W Sr, Li Nd Y, Chen Rd C, Huang D 等
2024 Aug 1
置信度 0.82
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The sky may seem big enough for two flying vehicles to collide, but the facts show that mid-air collisions still occur occasionally and are a significant concern. Pilots learn manual tactics to avoid collisions, such as see-and-avoid, but these rules have limi…
pubmed
Vera-Yanez D, Pereira A, Rodrigues N, Molina JP 等
2024 May 9
置信度 0.82
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The development of mode-localized sensors based on amplitude output metrics has attracted increasing attention in recent years due to the potential of such sensors for high sensitivity and resolution. Mode-localization phenomena leverage the interaction betwee…
pubmed
Wang K, Xiong X, Wang Z, Ma L 等
2023
置信度 0.82
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Due to the working principle of MEMS resonant accelerometers, their thermally induced frequency drift is an inevitable practical issue for their extensive application. This paper is focused on reducing the thermally induced packaging effects on the frequency d…
pubmed
Bie X, Xiong X, Wang Z, Yang W 等
2023 Aug 3
置信度 0.82
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Highly sensitive detection of enhanced terahertz (THz) fingerprint absorption spectrum of trace-amount tiny molecules is essential for biosensing. THz surface plasmon resonance (SPR) sensors based on Otto prism-coupled attenuated total reflection (OPC-ATR) con…
pubmed
Zhao R, Feng Y, Ling H, Zou X 等
2023 Feb 23
置信度 0.82
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One of the causes of positioning inaccuracies in the Unmanned Aircraft System (UAS) is navigation error. In urban environment operations, multipaths could be the dominant contributor to navigation errors. This paper presents a study on how the operation enviro…
pubmed
Deng C, Wang CJ, Low KH
2022 Jan 22
置信度 0.82
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The use of unmanned aerial vehicles or drones are a valuable technique in coping with issues related to life in the general public's daily routines. Given the growing number of drones in low-altitude airspace, linking drones to form the Internet of drones (IoD…
pubmed
Abdelmaboud A
2021 Aug 25
置信度 0.82
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Unmanned aerial systems (UAVs) are dramatically evolving and promoting several civil applications. However, they are still prone to many security issues that threaten public safety. Security becomes even more challenging when they are connected to the Internet…
pubmed
Allouch A, Cheikhrouhou O, Koubâa A, Toumi K 等
2021 Apr 27
置信度 0.82
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With an increasing number of unmanned aerial vehicles (UAVs), the difficulty of UAV management becomes more challenging, especially for low-altitude airspace due to complicated issues of security, privacy and flexibility. Existing management approaches to UAV …
pubmed
Zhai W, Han B, Li D, Duan J 等
2021
置信度 0.82
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Commercial and private deployment of airborne drones is revolutionising many ecosystems. To identify critical issues and research gaps, our systematic literature review findings suggest that historic issues such as privacy, acceptance and security are increasi…
pubmed
Merkert R, Bushell J
2020 Oct
置信度 0.82
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The rapid adoption of Internet of Things (IoT) has encouraged the integration of new connected devices such as Unmanned Aerial Vehicles (UAVs) to the ubiquitous network. UAVs promise a pragmatic solution to the limitations of existing terrestrial IoT infrastru…
pubmed
Labib NS, Danoy G, Musial J, Brust MR 等
2019 Nov 3
置信度 0.82
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Unmanned aircrafts (UA) usually fly below 500 ft to be segregated from manned aircraft. However, while general aviation (GA) usually do fly above 500 ft in areas where UA are allowed to operate, GA will at times also fly below 500 ft. Consequently, there is a …
pubmed
la Cour-Harbo A, Schiøler H
2019 Nov
置信度 0.82
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Aerial habitats present a challenge to find food across a large potential search volume, particularly for insectivorous bats that rely on echolocation calls with limited detection range and may forage at heights over 1000 m. To understand how bats use vertical…
pubmed
O'Mara MT, Wikelski M, Kranstauber B, Dechmann DKN
2019 Feb
置信度 0.82
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A colony of deer mice subspecies ( Peromyscus maniculatus sonoriensis) native to high altitude (HA) has been maintained at sea level for 18-20 generations and remains genetically unchanged. To determine if these animals retain responsiveness to hypoxia, one gr…
pubmed
Dane DM, Cao K, Lu H, Yilmaz C 等
2018 Nov 1
置信度 0.82
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Bioacoustic localization of bird vocalizations provides unattended observations of the location of calling individuals in many field applications. While this technique has been successful in monitoring terrestrial distributions of calling birds, no published s…
pubmed
Stepanian PM, Horton KG, Hille DC, Wainwright CE 等
2016 Oct
置信度 0.82
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The movements of aerial animals are under the constant influence of atmospheric flows spanning a range of spatiotemporal scales. The Great Plains nocturnal low-level jet is a large-scale atmospheric phenomenon that provides frequent strong southerly winds thro…
pubmed
Wainwright CE, Stepanian PM, Horton KG
2016 Oct
置信度 0.82
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We investigated whether expertise mitigates age differences on pilot communication tasks when experts rely on environmental support. Pilots and nonpilots listened to air traffic control messages describing a route through an airspace, during which they referre…
pubmed
Morrow DG, Miller LM, Ridolfo HE, Menard W 等
2005 Jan
置信度 0.82
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Glare is a temporary visual sensation produced by luminance within the visual field that is significantly greater than that to which the eyes are adapted. Glare from natural and artificial light sources can result in temporary visual impairment, increasing the…
pubmed
Nakagawara VB, Wood KJ, Montgomery RW
2004 Aug
置信度 0.82
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This paper introduces the Lorenz Airspace Protocol (LAPP), a coordination framework for dense low-altitude electric vertical takeoff and landing (eVTOL) traffic operating between 1,000 and 1,800 feet above ground level. LAPP combines a heading-based altitude s…
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置信度 0.70
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置信度 0.70
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置信度 0.70
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置信度 0.70
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置信度 0.70
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2026-06-04T19:53:14Z
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This study quantitatively evaluates the potential of unmanned aerial vehicle (UAVs) operations across different urban functional units, providing a fine-grained understanding of how built form, population density, and regulatory constraints affect low-altitude…
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