Results 81 to 90 of about 32,293 (191)

Tower view object detection based on ECIOU structure embedded in YOLO

Hangkong gongcheng jinzhan
In view of the problems that the existing tower view target detection system is prone to large positioning deviation and low small target detection accuracy，this paper proposes an aircraft target detection method based on the ECIOU structure embedded in ...
QIAN Jide, YAN Hao, LIANG Yan, ZENG Changchang, MOU Yihao   +4 more
doaj   +1 more source

Design of Optoelectronic Tracking Platform Driven by Ultrasonic Motor with a Novel Limiter. [PDF]

Micromachines (Basel), 2023
Liang Y, Pan S, Chen L.
europepmc   +1 more source

Wind tunnel test research for influence of passive flow control technology on low speed characteristics of civil transport aircraft

Hangkong gongcheng jinzhan
In order to optimize the low-speed characteristics of the high-lift configuration of civil transport aircraft and enhance the take-off and landing performance of the aircraft，it is necessary to control the flow separation of the wings.
YAN Wei, WANG Qimin, LI Jinye, XU Huiwen, ZHAO Keliang, BAI Feng, ZHANG Meihong, JIAO Renshan, WANG Fei, ZENG Weiping   +9 more
doaj   +1 more source

Research on residual stress and deformation control of domestic 7050 aluminum alloy thin-wall bearing frame turning

Hangkong gongcheng jinzhan
Researching the deformation control of domestic 7050 aluminum alloy aviation thin-walled bearing frame parts during turning processing is crucial for ensuring machining precision and performance while maintaining cutting efficiency with minimized radial ...
HU Yue, ZHANG Shengwei, JIANG Ruisong, HUANG Chongxiang   +3 more
doaj   +1 more source

Vehicle Operation Status Monitoring Based on Distributed Acoustic Sensor. [PDF]

Sensors (Basel), 2023
Chen M, Ding H, Liu M, Zhu Z, Rui D, Chen Y, Xu F.   +6 more
europepmc   +1 more source

Small UAV Research and Evolution in Long Endurance Electric Powered Vehicles [PDF]

, 2007
This paper describes recent research into the advancement of small, electric powered unmanned aerial vehicle (UAV) capabilities. Specifically, topics include the improvements made in battery technology, design methodologies, avionics architectures and ...
Carter, Dennis L., Chu, Julio, Logan, Michael J., Motter, Mark A., Ol, Michael, Zeune, Cale   +5 more
core   +1 more source

A GENERIC METHODOLOGY OF MULTI-AGENT SYSTEM DESIGN FOR RESILIENCE MANAGEMENT OF CRITICAL INFRASTRUCTURES

Надежность и качество сложных систем
Background. The study is aimed at adapting, applying and developing distributed artificial intelligence technologies for the issues of information and analytical support of situational centers at the regional level and efficiency enhancement of their ...
A.V. Masloboev
doaj   +1 more source

Research on airborne electronic hardware circuit board level certification strategy

Hangkong gongcheng jinzhan
This article is to address the ambiguity in the current domestic certification practice based on the DO-254 Airborne Electronic Hardware Development Assurance Guidelines regarding the circuit board level certification strategy and objectives for circuit ...
LIU Runzhou, ZHU Hongli, MA Limin
doaj   +1 more source

FORMULATION OF THE PROBLEM OF ASSESSING THE TECHNICAL CONDITION OF INFORMATION AND MEASURING SYSTEMS BASED ON A FORMALIZED DESCRIPTION OF EXPERT KNOWLEDGE

Надежность и качество сложных систем
Background. The relevance of the work is due to the fact that the methods used in the monitoring and diagnostic system do not fully use new approaches using new information technologies.
A.Yu. Dmitrievtsev, Yu.T. Zyryanov, S.A. Nesterovich, S.P. Khripunov   +3 more
doaj   +1 more source

Research on landing distance of a civil aircraft based on Bayesian network

Hangkong gongcheng jinzhan
Adopting the actual operation data of a domestic civil aircraft and the simulation and validation data of aircraft performance software to perform the landing distance comparison and analysis can provide the quantitative support for the improvement of ...
WANG Ke, SHAO Jingwen, YANG Jun
doaj   +1 more source