Zobrazeno 1 - 10
of 1 210
pro vyhledávání: '"Multiple constraints"'
Publikováno v:
Meitan xuebao, Vol 49, Iss S1, Pp 472-482 (2024)
The significant demand of coal mine intelligence has put forward some higher requirements for the intelligent perception of underground mobile robots in coal mines, and the Visual Simultaneous Localization and Mapping (VSLAM) is a key technology for
Externí odkaz:
https://doaj.org/article/fd127373220b42d39204f7fb7c0859b7
Publikováno v:
Xibei Gongye Daxue Xuebao, Vol 41, Iss 6, Pp 1073-1079 (2023)
One of the most cost-effective designs for the maneuvering reentry vehicle is a simple lifting configuration with a fixed angle of attack employing a single roll control system. However, the limited maneuverability due to its uncontrollable magnitude
Externí odkaz:
https://doaj.org/article/7737070548534067875fa9bbef2fbea7
Autor:
Yong Zhang, Ziqiang Zhang
Publikováno v:
Heliyon, Vol 10, Iss 10, Pp e31033- (2024)
Planar single degree of freedom (DOF) 6-bar mechanisms, characterized by simple control and high stiffness, find extensive applications across various robotic systems. Nevertheless, the augmented quantity of design variables presents challenges in me
Externí odkaz:
https://doaj.org/article/9cd536889d0d492bb606b78d67dbb54f
On the search for efficient face recognition algorithm subject to multiple environmental constraints
Publikováno v:
Heliyon, Vol 10, Iss 7, Pp e28568- (2024)
From literature, majority of face recognition modules suffer performance challenges when presented with test images acquired under multiple constrained environments (occlusion and varying expressions). The performance of these models further deterior
Externí odkaz:
https://doaj.org/article/486625901bbb4025bcb4773b08a8c231
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 32-40 (2023)
In the current naval combat environment, the instantaneous high-energy nonlinear high-power pulse load is gradually developed into a core equipment and facilities for military ships, and the nonlinear and transient impact characteristics of high-powe
Externí odkaz:
https://doaj.org/article/d408ca6e6da944de95c560d24c8a9dc8
Publikováno v:
Aerospace, Vol 11, Iss 8, p 656 (2024)
This paper investigates a carrier landing controller for unmanned aerial vehicles (UAVs), and a nonlinear model predictive control (NMPC) approach is proposed considering a precise motion control required under dynamic landing platform and environmen
Externí odkaz:
https://doaj.org/article/4bf67cc714624ed188a36ff62f86d67e
Publikováno v:
Agriculture, Vol 14, Iss 7, p 979 (2024)
Path planning is the core problem of orchard fertilization robots during their operation. The traditional full-coverage job path planning algorithm has problems, such as being not smooth enough and having a large curvature fluctuation, that lead to u
Externí odkaz:
https://doaj.org/article/e812db57002646a6b9892891c60e79f4
Autor:
Li Jing, Zhao Lexin
Publikováno v:
Applied Mathematics and Nonlinear Sciences, Vol 9, Iss 1 (2024)
This paper first analyzes the characteristics and principles of the layout planning of emergency resources, explores the problems of emergency resource layout and distribution planning, and mentions the multi-constraint conditions of layout planning.
Externí odkaz:
https://doaj.org/article/c222b3e690b54ef4ae072a6444ca38fd
Publikováno v:
Actuators, Vol 13, Iss 3, p 109 (2024)
Autonomous tractor–trailer robots possess a broad spectrum of applications but pose significant challenges in control due to their nonlinear and underactuated dynamics. Unlike the tractor, the motion of the trailer cannot be directly actuated, whic
Externí odkaz:
https://doaj.org/article/aea0fc25d69142a4bfab8d9170b57208
Publikováno v:
Scientific African, Vol 22, Iss , Pp e01964- (2023)
Recognition of degraded frontal face images acquired under occlusion constraints remain challenging despite the plethora of reconstruction mechanisms. Though recent works have leveraged on some imputation mechanisms in this regard, their robustness i
Externí odkaz:
https://doaj.org/article/3be93b1d39ac46a8929f023977c2b0bf