Results 41 to 50 of about 789,979 (292)

Backpropagation Through Soft Body: Investigating Information Processing in Brain–Body Coupling Systems

open access: yesAdvanced Robotics Research, EarlyView.
This study explores how information processing is distributed between brains and bodies through a codesign approach. Using the “backpropagation through soft body” framework, brain–body coupling agents are developed and analyzed across several tasks in which output is generated through the agents’ physical dynamics.
Hiroki Tomioka   +3 more
wiley   +1 more source

Delta High P.T.A. Officers

open access: yes, 1965
Left to Right: Mrs. Ronald Wright-Secretary, Mrs. Robert Clark-President, Mrs. Dorcey Sabey-Vice President being presented the P.T.A. duties by Mrs.

core   +1 more source

Prediction of High⁃Angle⁃of⁃Attack Aerodynamics for Flying⁃Wing Configurations Using Curvature⁃Corrected Turbulence Models

open access: yesNanjing Hangkong Hangtian Daxue Xuebao
Small-aspect-ratio flying-wing configurations and delta wings exhibit similar aerodynamic characteristics at high angles of attack. Both rely on leading-edge vortices to provide nonlinear lift, and they share common challenges such as sudden shifts in ...
MU Yuyang   +4 more
doaj   +1 more source

Aerodynamic Performance of Lambda Wing-UCAV at Different Back-sweep Angles [PDF]

open access: yesJournal of Applied Fluid Mechanics
Unmanned Combat Aerial Vehicles (UCAVs) are designed to be lightweight and compact, which can impact their overall lift and aerodynamic capabilities. This study focuses on enhancing the Coefficient of Lift (CL) by optimising the Back Sweep Angle in the ...
S. Syam Narayanan   +2 more
doaj   +1 more source

Numerical Modeling of Photothermal Self‐Excited Composite Oscillators

open access: yesAdvanced Robotics Research, EarlyView.
We present a numerical framework for simulating photothermal self‐excited oscillations. The driving mechanism is elucidated by highlighting the roles of inertia and overshoot, as well as the phase lag between the thermal moment and the oscillation angle, which together construct the feedback loop between the system state and the environmental stimulus.
Zixiao Liu   +6 more
wiley   +1 more source

Task‐Oriented Path Planning Towards Autonomous Sensor Network Deployment in Rainforest Canopies

open access: yesAdvanced Robotics Research, EarlyView.
An informative path planner for drone‐based deployment of wireless sensor networks in rainforest canopies is presented, addressing key challenges in large‐scale biodiversity monitoring. By integrating canopy surface detection with connectivity‐aware sampling under strict flight constraints, the approach enables efficient and reliable aerial sensor ...
Rita Santos Raminhos, Salua Hamaza
wiley   +1 more source

Wingtip Vortex Alleviation Using a Reverse Delta Type Add-on Device

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2017
The result of interactions of a wingtip vortex of a half-span wing and vortices generated by a slender reverse delta type add-on device were studied using Particle Image Velocimetry in a closed-loop low-speed wind tunnel.
Afaq Altaf
doaj   +1 more source

Strength Analysis of Delta Wing Structure With Different Configuration [PDF]

open access: yesEngineering and Technology Journal, 2005
In this study, a theoretical analysis was used to investigate the wing aerodynamic analysis and the best structural configuration of a delta wing with a satisfaction for the design requirements.
Muhsin Jweeg   +2 more
doaj   +1 more source

Intelligent Sky Guardians (InSkyGuard): An Aerial Robotic Swarm for Autonomous Detection and Entrapment of Rogue Multirotors

open access: yesAdvanced Robotics Research, EarlyView.
Intelligent Sky Guardians (InSkyGuard) is introduced as a four‐drone swarm that autonomously detects, tracks, and safely captures rogue drones using a coordinated net system. Computer vision and leader–follower control architecture enable synchronized enclosure, while integrated failsafes enhance system reliability. Validated through closed‐environment
Joshua Hastings   +6 more
wiley   +1 more source

EXPERIMENTAL STUDY OF THE FRICTION FACTOR IN EQUILATERAL TRIANGULAR DUCT WITH DIFFERENT TYPES OF VOREX GENERATORS (OBSTACLES)

open access: yesAl-Qadisiyah Journal for Engineering Science, 2010
. Friction factors for fully developed flow in an equilateral triangular duct containing built-in vortex generators of delta wing, rectangular wing, pair of delta winglets, and pair of rectangular winglets have been investigated experimentally for ...
Mohammed Ghanem Jehad
doaj  

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