Results 31 to 40 of about 35,207 (130)

Documentation of landslides and inaccessible parts of a mine using an unmanned uav system and methods of digital terrestrial photogrammetry [PDF]

open access: yes, 2015
Quite a big boom has recently been experienced in the technology of unmanned aerial vehicles (UAV). In conjunction with dense matching system, it gives one a powerful tool for the creation of digital terrain models and orthophotomaps.
Jiránková, Eva   +3 more
core   +1 more source

Enhanced Cybersecurity Framework for Unmanned Aerial Systems: A Comprehensive STRIDE-Model Analysis and Emerging Defense Strategies

open access: yesIET Information Security
Recent advancements in unmanned aerial vehicle (UAV) technology have facilitated its widespread adoption across a spectrum of sectors, such as commercial logistics, agricultural surveillance, industrial diagnostics, and military maneuvers.
Hailong Xi   +7 more
doaj   +1 more source

Exploring cascading failure in directed weighted small-world network: An adaptive SIRS-F mechanism

open access: yesInternational Journal of Electrical Power & Energy Systems
Cascading failures in complex networks is a significant threat to system reliability and robustness, influencing various aspects of daily life. The small-world characteristics within complex networks contribute to increased complexity, making it ...
Wenjie Tian   +4 more
doaj   +1 more source

ALGORITHM OF LEADING CAPACITY ASSESSMENTS FOR UNMANNED TRAFFIC MANAGEMENT

open access: yesАвіаційно-космічна техніка та технологія, 2018
The subject of the study in the article is the processes of assessing the airship throughput in controlling the unmanned aerial vehicles (UAV) traffic management.
Ольга Константиновна Погудина   +1 more
doaj   +1 more source

U-TRAFMAN: Unmanned traffic management simulator

open access: yesSoftwareX
U-TRAFMAN is a software platform created for simulating scenarios where unmanned traffic management (UTM) is needed, such as U-space. Specifically, the tool allows for the development and evaluation of future services for UTM, the design and verification
Jesús Jover   +2 more
doaj   +1 more source

Modeling and Characterization of Traffic Flow Patterns and Identification of Airspace Density for UTM Application

open access: yesIEEE Access, 2022
Current airspace has limited resources, and the widespread use of unmanned aerial vehicles (UAVs) increases airspace density, which is already crowded with manned aircraft.
Abdulrahman Abdullah Alharbi   +2 more
doaj   +1 more source

A Scalable Low-Cost-UAV Traffic Network (uNet)

open access: yes, 2016
This article proposes a new Unmanned Aerial Vehicle (UAV) operation paradigm to enable a large number of relatively low-cost UAVs to fly beyond-line-of-sight without costly sensing and communication systems or substantial human intervention in individual
Devasia, Santosh, Lee, Alexander
core   +1 more source

Competitive Assessments for HAP Delivery of Mobile Services in Emerging Countries

open access: yes, 2012
In recent years, network deployment based on High Altitude Platforms (HAPs) has gained momentum through several initiatives where air vehicles and telecommunications payloads have been adapted and refined, resulting in more efficient and less expensive ...
Gourhant, Yvon   +2 more
core   +2 more sources

Remotely piloted aircraft systems and a wireless sensors network for radiological accidents [PDF]

open access: yes, 2016
In critical radiological situations, the real time information that we could get from the disaster area becomes of great importance. However, communication systems could be affected after a radiological accident.
Barrado Muxí, Cristina   +4 more
core   +2 more sources

Characterization of Strategic Deconflicting Service Impact on Very Low-Level Airspace Capacity

open access: yesDrones
European airspace is poised for significant transformation as it prepares to accommodate a new class of unmanned traffic that will reshape the transport of people and goods.
Zhiqiang Liu   +2 more
doaj   +1 more source

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