Results 61 to 70 of about 131,547 (273)

Autonomous Firefighting Inside Buildings by an Unmanned Aerial Vehicle

open access: yesIEEE Access, 2021
This paper presents a novel approach to autonomous extinguishing of indoor fires inside a building by a Micro-scale Unmanned Aerial Vehicle (MAV). In particular, controlling and estimating the MAV state, detection of a building entrance, multi-modal MAV ...
Vojtech Spurny   +7 more
doaj   +1 more source

5-DoF Monocular Visual Localization Over Grid Based Floor

open access: yes, 2017
Reliable localization is one of the most important parts of an MAV system. Localization in an indoor GPS-denied environment is a relatively difficult problem. Current vision based algorithms track optical features to calculate odometry.
Das, Manash Pratim   +2 more
core   +1 more source

Vision-Based Cooperative MAV-Capturing-MAV

open access: yes2025 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS)
MAV-capturing-MAV (MCM) is one of the few effective methods for physically countering misused or malicious MAVs.This paper presents a vision-based cooperative MCM system, where multiple pursuer MAVs equipped with onboard vision systems detect, localize, and pursue a target MAV. To enhance robustness, a distributed state estimation and control framework
Zheng, Canlun   +4 more
openaire   +2 more sources

Development of c-means Clustering Based Adaptive Fuzzy Controller for A Flapping Wing Micro Air Vehicle

open access: yes, 2018
Advanced and accurate modelling of a Flapping Wing Micro Air Vehicle (FW MAV) and its control is one of the recent research topics related to the field of autonomous Unmanned Aerial Vehicles (UAVs). In this work, a four wing Natureinspired (NI) FW MAV is
Anavatti, Sreenatha G.   +3 more
core   +1 more source

Seasonal Resource Selection and Use of Hardwood Regeneration by Translocated Wild Turkeys in the Mississippi Alluvial Valley

open access: yesDiversity, 2023
Reforestation practices have intensified in the Mississippi Alluvial Valley (MAV) of the United States of America with the aid of Farm Bill programs during the past three decades.
M. Kyle Marable   +3 more
doaj   +1 more source

From Monocular SLAM to Autonomous Drone Exploration

open access: yes, 2017
Micro aerial vehicles (MAVs) are strongly limited in their payload and power capacity. In order to implement autonomous navigation, algorithms are therefore desirable that use sensory equipment that is as small, low-weight, and low-power consuming as ...
Cremers, Daniel   +4 more
core   +1 more source

Colloidal Crack Sintering Lithography for Light‐Induced Patterning of Particle Assemblies

open access: yesAdvanced Functional Materials, EarlyView.
Colloidal crack sintering lithography (CCSL) is a microfabrication technique that uses light‐induced photothermal heating to trigger sintering and controlled cracking in polymer colloidal assemblies. Local structural changes generate microchannels and patterns, enabling direct writing of diverse topographic motifs.
Marius Schoettle   +2 more
wiley   +1 more source

Axial-vector molecular structures Bc*±Bc∓

open access: yesPhysics Letters B
The axial-vector molecular structure MAV=(Bc*+Bc−+Bc*−Bc+)/2 is explored in QCD sum rule framework. The mass and current coupling of this compound are found by means of the two-point sum rule method. It turns out that the mass of MAV is equal to m=(12770±
S.S. Agaev, K. Azizi, H. Sundu
doaj   +1 more source

Universal joint-measurement uncertainty relation for error bars [PDF]

open access: yes, 2007
We formulate and prove a new, universally valid uncertainty relation for the necessary error bar widths in any approximate joint measurement of position and ...
Berberian S.   +4 more
core   +2 more sources

Microscopic Insights into Magnetic Warping and Time‐Reversal Symmetry Breaking in Topological Surface States of Rare‐Earth‐Doped Bi2Te3

open access: yesAdvanced Materials, EarlyView.
Magnetic doping of the topological insulator Bi2Te3 with erbium adatoms induces out‐of‐plane magnetism and breaks time‐reversal symmetry, opening a Dirac gap and driving a Fermi surface transition from hexagonal to star‐of‐David geometry. Microscopy, spectroscopy, and magnetic dichroism reveal atomically controlled magnetic interactions that tailor the
Beatriz Muñiz Cano   +18 more
wiley   +1 more source

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