Results 121 to 130 of about 134,586 (312)

An analysis of U.S. Air Force pilot separation decisions [PDF]

open access: yes, 2010
This thesis analyzes the factors that are associated with separation behavior among United States Air Force pilots. Additionally, the effect of commissioning source on separation was analyzed. Logistic regression models were estimated for U.S.
Canpolat, Ömer, Gültekin, Zeki
core  

Pixelated Laser with Tailored Emission Spectrum Photopatterned by Digital Holographic Microscopy

open access: yesAdvanced Optical Materials, EarlyView.
Azobenzene‐based surface‐relief gratings inscribed via DHM‐integrated holographic lithography enable programmable pixelated DFB laser architectures. This approach allows independent control of grating parameters across a 2D array, enabling spatially tailored emission spectra.
Sudharsana Bhashyam Pillailokam   +2 more
wiley   +1 more source

Early Detection of Flying Obstacles Using Optical Flow to Assist the Pilot in Avoiding Mid-Air Collisions

open access: yesApplied Sciences
The seemingly endless expanse of the sky might suggest that it could support a large volume of aerial traffic with minimal risk of collisions. However, mid-air collisions do occur and are a significant concern for aviation safety.
Daniel Vera-Yanez   +5 more
doaj   +1 more source

Automated pilot advisory system test and evaluation at Manassas Municipal Airport [PDF]

open access: yes
In cooperation with the Federal Aviation Administration, NASA developed an experimental automated pilot advisory system (APAS) to provide airport and air traffic advisories at high density uncontrolled airports.
Parks, J. L., Jr.
core   +1 more source

From Rigid to Soft Robotic Approaches for Neuroendoscopy

open access: yesAdvanced Robotics Research, EarlyView.
Robotic assistance has had minimal impact on deep intraventricular surgeries, where small‐scale, precision, and reduced invasiveness can contribute to improved patient outcomes. Emerging technologies in rigid, soft, and hybrid robotics are reviewed to identify the most promising mechanisms for deep brain navigation in addition to an attempt to identify
Kieran Gilday   +3 more
wiley   +1 more source

HAVA TRAFİK KONTROLÜNDE İLETİŞİM VE TAKIM ÇALIŞMASI

open access: yesHavacılık ve Uzay Teknolojileri Dergisi, 2007
In Air Traffic Control (ATC), communication is one of the human factors that helps integrate the components of air transportation system. Safe and fast air traffic depends on correct and efficient communication between controllers and pilots.Effective ...
Hülya Ergül
doaj  

Learning Highly Dynamic Skills Transition for Quadruped Jumping Through Constrained Space

open access: yesAdvanced Robotics Research, EarlyView.
A quadruped robot masters dynamic jumps through constrained spaces with animal‐inspired moves and intelligent vision control. This hierarchical learning approach combines imitation of biological agility with real‐time trajectory planning. Although legged animals are capable of performing explosive motions while traversing confined spaces, replicating ...
Zeren Luo   +6 more
wiley   +1 more source

Multiobjective Codesign Optimization of a Planar Pneumatic Artificial Muscle‐Based Snake‐Like Robot for Enhanced Agility and Energy Efficiency

open access: yesAdvanced Robotics Research, EarlyView.
A codesign multiobjective optimization framework was developed to enhance the morphology and controller of a snake‐like robot driven by artificial muscles. It improved planar locomotion, agility, and power efficiency. The approach optimized link geometry and controller gains, revealing that shorter muscles near joints and longer linkages maximize ...
Ayla Valles, Mahdi Haghshenas‐Jaryani
wiley   +1 more source

Display-based communications for advanced transport aircraft [PDF]

open access: yes
The next generation of civil transport aircraft will depend increasingly upon ground-air-ground and satellite data link for information critical to safe and efficient air transportation.
Lee, Alfred T.
core   +1 more source

Collision‐Resilient Winged Drones Enabled by Tensegrity Structures

open access: yesAdvanced Robotics Research, EarlyView.
Based on structures of birds such as the woodpeck, this article presents the collision‐resilient aerial robot, SWIFT. SWIFT leverages tensegrity structures in the fuselage and wings which allow it to undergo large deformations in a crash, without sustaining damage. Experiments show that SWIFT can reduce impact forces by 70% over conventional structures.
Omar Aloui   +5 more
wiley   +1 more source

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