Zobrazeno 1 - 10
of 3 741
pro vyhledávání: '"pso algorithm"'
Autor:
Liangke Huang, Haohang Bi, Hongxing Zhang, Shitai Wang, Fasheng Liao, Lilong Liu, Weiping Jiang
Publikováno v:
Geo-spatial Information Science, Pp 1-16 (2024)
Tropospheric delay influences high-precision navigation positioning and precipitable water vapor retrieval with the Global Navigation Satellite System (GNSS). Existing Zenith Tropospheric Delay (ZTD) models often struggle to accurately capture the no
Externí odkaz:
https://doaj.org/article/5bb54f4b72124c49905d325e978352a5
Publikováno v:
International Journal of Digital Content Management, Vol 5, Iss 9, Pp 1-16 (2024)
Purpose: The purpose of this research was to provide a model for predicting time series of financial information based on the Lyapunov representation of information using chaos theory.Method: This research is applied in its purpose, which is conducte
Externí odkaz:
https://doaj.org/article/2326b90094504f479116d4ab053e027f
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract In this paper, a microstrip Wilkinson power divider (MWPD) based on particle swarm optimization (PSO) algorithm is designed, simulated, and fabricated using novel resonators. In addition, attenuators and open-ended stubs are incorporated to
Externí odkaz:
https://doaj.org/article/b7d6caa02b6f43d7aab465b72b577040
Autor:
Oriza Candra, Mohammed I. Alghamdi, Ali Thaeer Hammid, José Ricardo Nuñez Alvarez, Olga V. Staroverova, Ahmed Hussien Alawadi, Haydar Abdulameer Marhoon, M. Mehdi Shafieezadeh
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract A structured approach to managing reactive power is imperative within the context of power systems. Among the restructuring initiatives in the electrical sector, power systems have undergone delineation into three principal categories: gener
Externí odkaz:
https://doaj.org/article/7214c5643c6a4ebcb0c618e28f0c73e6
Autor:
Hui Hwang Goh, Hua Dong, Xue Liang, Dongdong Zhang, Wei Dai, Shaojian Song, Tonni Agustiono Kurniawan, Kai Chen Goh
Publikováno v:
Engineering Science and Technology, an International Journal, Vol 57, Iss , Pp 101816- (2024)
The global renewable energy portfolio is experiencing a growing proportion of shipboard photovoltaic (PV) energy. Grid-connected system has become the development trend of photovoltaic power generation technology in marine applications because of its
Externí odkaz:
https://doaj.org/article/7148ff15e180447a82111f05a0a028d0
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
The virtual synchronous generator (VSG) has been widely used to improve the system inertia and damping in the renewable energy generation system. However, the in-depth understanding of VSG’s stability under disturbances on different control paramet
Externí odkaz:
https://doaj.org/article/4924b731e82b4158afa49c969450c572
Publikováno v:
Measurement: Sensors, Vol 34, Iss , Pp 101253- (2024)
The Industrial Internet of Things integrates modern technologies such as intelligent terminals, computer technology, and big data, achieving low cost and high applicability in industrial production processes, and improving industrial production effic
Externí odkaz:
https://doaj.org/article/88549b8ce88b4f0e98dc266c06f592af
Autor:
Hadi Norouzi, Jalal Bazargan
Publikováno v:
Applied Water Science, Vol 14, Iss 4, Pp 1-9 (2024)
Abstract River water pollution is one of the most important environmental issues. Advection–dispersion equations are used to study the temporal changes in pollutant concentration along the study river reach. The use of advection–dispersion equati
Externí odkaz:
https://doaj.org/article/c997b6c4828846049371118736acad78
Autor:
Haifang Dong
Publikováno v:
Journal of Applied Science and Engineering, Vol 27, Iss 6, Pp 2523-2533 (2024)
We theoretically propose and numerically analyze a small-size Wilkinson power divider (WPD) based on a novel ring-shaped resonator that can create a wide bandwidth in the passband of the power divider. The WPD can attenuate 9 disturbing harmonics whi
Externí odkaz:
https://doaj.org/article/50ea5c06d60b49208edb7a2fe8dc3254
Autor:
Zhu Lan
Publikováno v:
EURASIP Journal on Information Security, Vol 2024, Iss 1, Pp 1-12 (2024)
Abstract With the development of Internet technology, the large number of network nodes and dynamic structure makes network security detection more complex, which requires the use of a multi-layer feedforward neural network to build a security threat
Externí odkaz:
https://doaj.org/article/8ecdd625250945b99a6773edf952c805