Results 51 to 60 of about 26,499 (91)

Multi-spectral fusion power equipment fault recognition based on prompt learning

Xibei Gongye Daxue Xuebao
To address the issue of weak fault recognition ability of power equipment in single-spectrum images, a multi-spectral fusion recognition method based on prompt learning is proposed.
YAO Yiyang, DU Zexing, ZHOU Guoqing, WANG Qing   +3 more
doaj   +1 more source

Oculomotor corollary discharge signaling is related to repetitive behavior in children with autism spectrum disorder. [PDF]

J Vis, 2021
Yao B, Rolfs M, McLaughlin C, Isenstein EL, Guillory SB, Grosman H, Kashy DA, Foss-Feig JH, Thakkar KN.   +8 more
europepmc   +1 more source

Long-Duration UAV Localization Across Day and Night by Fusing Dual-Vision Geo-Registration with Inertial Measurements

Drones
Remote sensing visual-light spectral (VIS) maps provide stable and rich features for geo-localization. However, it still remains a challenge to make use of VIS map features as localization references at night.
Xuehui Xing, Xiaofeng He, Ke Liu, Zhizhong Chen, Guofeng Song, Qikai Hao, Lilian Zhang, Jun Mao   +7 more
doaj   +1 more source

Experimental Investigation of Aerodynamic Interaction in Non-Parallel Tandem Dual-Rotor Systems for Tiltrotor UAV

Drones
The distributed electric tilt-rotor Unmanned Aerial Vehicle (UAV) combines the vertical take-off and landing (VTOL) capability of helicopters with the high-speed cruise performance of fixed-wing aircraft, offering a transformative solution for Urban Air ...
He Zhu, Yuhao Du, Hong Nie, Zhiyang Xin, Xi Geng   +4 more
doaj   +1 more source

Empowering Smallholder Farmers with UAV-Based Early Cotton Disease Detection Using AI

Drones
Early detection of cotton diseases is critical for safeguarding crop yield and minimizing agrochemical usage. However, most state-of-the-art systems rely on multispectral or hyperspectral sensors, which are costly and inaccessible to smallholder farmers.
Halimjon Khujamatov, Shakhnoza Muksimova, Mirjamol Abdullaev, Jinsoo Cho, Cheolwon Lee, Heung-Seok Jeon   +5 more
doaj   +1 more source

Collision Detection and Recovery Control of Drones Using Onboard Inertial Measurement Unit

Drones
This paper presents a strategy for collision detection and recovery control of drones using an onboard Inertial Measurement Unit (IMU). The collision detection algorithm compares the expected response of the drone with the measurements from the IMU to ...
Xisheng Huang, Guangjun Liu, Yugang Liu
doaj   +1 more source

Investigation of Heat and Drag Reduction Induced by Forward-Facing Cavity in Hypersonic Flow

Aerospace
The design of heat and drag reduction systems for hypersonic vehicles has garnered widespread global attention. In this study, the Navier–Stokes equations and the SST k-ω turbulence model are employed to establish a simulation model for heat and drag ...
Ning Ding, Jianlong Chang, Junhui Liu
doaj   +1 more source

A Dynamic Multi-Graph Convolutional Spatial-Temporal Network for Airport Arrival Flow Prediction

Aerospace
In air traffic systems, aircraft trajectories between airports are monitored by the radar networking system forming dynamic air traffic flow. Accurate airport arrival flow prediction is significant in implementing large-scale intelligent air traffic flow
Yunyang Huang, Hongyu Yang, Zhen Yan
doaj   +1 more source

Safety Assessment Method for Parallel Runway Approach Based on MC-EVT for Quantitative Estimation of Collision Probability

Aerospace
The construction of parallel runways is an effective solution to address the constraints of urban land resources and mitigate flight delays caused by the increasing volume of air traffic.
Yike Li, Honghai Zhang, Zongbei Shi, Jinlun Zhou, Wenqing Li   +4 more
doaj   +1 more source

A Review of Wavefront Sensing and Control Based on Data-Driven Methods

Aerospace
Optical systems suffer from wavefront aberrations due to complex atmospheric environments and system component errors, leading to systematic aberrations and significantly degrading optical field quality. Therefore, the detection and correction of optical
Ye Zhang, Qichang An, Min Yang, Lin Ma, Liang Wang   +4 more
doaj   +1 more source