Results 11 to 20 of about 115,291 (290)

Unmanned Aerial Vehicles (UAVs) in environmental biology: A Review [PDF]

open access: yes, 2018
Acquiring information about the environment is a key step during each study in the field of environmental biology at different levels, from an individual species to community and biome.
Bogawski, Pawel   +2 more
core   +2 more sources

Data Comets: Designing a Visualization Tool for Analyzing Autonomous Aerial Vehicle Logs with Grounded Evaluation

open access: yes, 2020
Autonomous unmanned aerial vehicles are complex systems of hardware, software, and human input. Understanding this complexity is key to their development and operation.
Borkin, Michelle A.   +4 more
core   +1 more source

Immune-system inspired approach for decentralized multi-agent control [PDF]

open access: yes, 2016
This paper contains the first steps towards the development of a fully decentralized system framework. The novel approach that has been taken is derived from the inherent properties of the immune system. An assessment of the proposed control architecture
German, S.   +2 more
core   +1 more source

Autonomous three-dimensional formation flight for a swarm of unmanned aerial vehicles [PDF]

open access: yes, 2011
This paper investigates the development of a new guidance algorithm for a formation of unmanned aerial vehicles. Using the new approach of bifurcating potential fields, it is shown that a formation of unmanned aerial vehicles can be successfully ...
Badawy A.   +14 more
core   +1 more source

Landslide Detection with Unmanned Aerial Vehicles

open access: yes2021 International Conference on Multimedia Analysis and Pattern Recognition (MAPR), 2021
Landslide is one of the most dangerous disasters, especially for countries with large mountainous terrain. It causes a great damage to lives, infrastructure and environments, such as traffic congestion and high accidents. Therefore, automated landslide detection is an important task for warning and reducing its consequences such as blocked traffic or ...
Hoai Nam Vu   +6 more
openaire   +2 more sources

Mapping and classification of ecologically sensitive marine habitats using unmanned aerial vehicle (UAV) imagery and object-based image analysis (OBIA) [PDF]

open access: yes, 2018
Nowadays, emerging technologies, such as long-range transmitters, increasingly miniaturized components for positioning, and enhanced imaging sensors, have led to an upsurge in the availability of new ecological applications for remote sensing based on ...
Ardizzone, Domenico   +4 more
core   +1 more source

Improving the Best-Worst Method Based on Optimal Completion of Incomplete Pairwise Comparison Matrix

open access: yesIEEE Access, 2022
In this paper, the pairwise comparison matrix (PCM) of the best-worst method (BWM) is regarded as a special incomplete PCM (IPCM), and an improved method based on the optimal completion of the IPCM, called BWM-IPCM, is proposed.
Shihui Wu, Bo He, Xiaodong Liu
doaj   +1 more source

Mathematical modeling and vertical flight control of a tilt-wing UAV [PDF]

open access: yes, 2012
This paper presents a mathematical model and vertical flight control algorithms for a new tilt-wing unmanned aerial vehicle (UAV). The vehicle is capable of vertical take-off and landing (VTOL).
Aksit, Mahmut Faruk   +15 more
core   +1 more source

Characteristic Analysis on UAV-MIMO Channel Based on Normalized Correlation Matrix

open access: yesThe Scientific World Journal, 2014
Based on the three-dimensional GBSBCM (geometrically based double bounce cylinder model) channel model of MIMO for unmanned aerial vehicle (UAV), the simple form of UAV space-time-frequency channel correlation function which includes the LOS, SPE, and ...
Gao Xi jun, Chen Zi li, Hu Yong Jiang
doaj   +1 more source

Robust hovering control of a quad tilt-wing UAV [PDF]

open access: yes, 2010
This paper presents design of a robust hovering controller for a quad tilt-wing UAV to hover at a desired position under external wind and aerodynamic disturbances. Wind and the aerodynamic disturbances are modeled using the Dryden model.
Cetinsoy, Ertugrul   +9 more
core   +1 more source

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