Zobrazeno 1 - 10
of 63
pro vyhledávání: '"Sanghyun Choi"'
Publikováno v:
Journal of Electromagnetic Engineering and Science, Vol 21, Iss 2, Pp 134-142 (2021)
The accurate estimation of clutter covariance matrix (CCM) is essential in designing a radar detector/filter to suppress sea clutter. This estimation might not be easily accomplished because of the scarcity of valid training vectors adjacent to the r
Externí odkaz:
https://doaj.org/article/82b323ffbf9c4e3785342c549a88d183
Publikováno v:
Energies, Vol 15, Iss 20, p 7482 (2022)
Ensemble deep learning methods have demonstrated significant improvements in forecasting the solar panel power generation using historical time-series data. Although many studies have used ensemble deep learning methods with various data partitioning
Externí odkaz:
https://doaj.org/article/59058723d45c435b8e543e494f13f529
Autor:
Rohee Park, Seungsoo Lee, Yusub Sung, Jeeseok Yoon, Heung-Il Suk, Hyoungjung Kim, Sanghyun Choi
Publikováno v:
Diagnostics, Vol 12, Iss 3, p 590 (2022)
CT volumetry (CTV) has been widely used for pre-operative graft weight (GW) estimation in living-donor liver transplantation (LDLT), and the use of a deep-learning algorithm (DLA) may further improve its efficiency. However, its accuracy has not been
Externí odkaz:
https://doaj.org/article/562ac1227e3e48f6a96c20c8f5c71812
Publikováno v:
Atmosphere, Vol 12, Iss 10, p 1295 (2021)
Air pollution is a critical problem that is of major concern worldwide. South Korea is one of the countries most affected by air pollution. Rapid urbanization and industrialization in South Korea have induced air pollution in multiple forms, such as
Externí odkaz:
https://doaj.org/article/6099db9610b64ba68e4d0a5d5df676d9
Publikováno v:
Energies, Vol 14, Iss 20, p 6633 (2021)
The design and application of eddy current brakes (ECBs) should be simple; further, ECBs should be used semi-permanently. This study aimed to determine major parameters for designing an ECB that can be applied to a small-scale wind turbine generator.
Externí odkaz:
https://doaj.org/article/6bd2f40861204bed87ee505cc9331d34
Autor:
Byunghui Kim, Seokho Kim, Yejin Park, Marinus Mieremet, Heungguen Yang, Joonho Baek, Sanghyun Choi
Publikováno v:
Applied Sciences, Vol 11, Iss 18, p 8678 (2021)
With the rapid increase in automobiles, the importance of reducing low-frequency noise is being emphasized for a comfortable urban environment. Helmholtz resonators are widely used to attenuate low-frequency noise over a narrow range. In this study,
Externí odkaz:
https://doaj.org/article/b1fed71eec7c46239a0e98692bac32c1
Publikováno v:
Applied Sciences, Vol 11, Iss 15, p 6681 (2021)
For an open-deck steel plate girder railway bridge with rail joints, frequent damage to the bridge members and a high level of noise and vibration occur. By installing continuous welded rail (CWR) to the bridge, it is possible to reduce the noise and
Externí odkaz:
https://doaj.org/article/bbeb4b9a320f4e26abb1fc87168c2a95
Publikováno v:
Applied Sciences, Vol 10, Iss 23, p 8520 (2020)
With the advent of artificial intelligence, the research paradigm in natural language processing has been transitioned from statistical methods to machine learning-based approaches. One application is to develop a deep learning-based language model t
Externí odkaz:
https://doaj.org/article/ae8c5424380246609ce32fc2f998b4de
Publikováno v:
Journal of the Korean Society of Hazard Mitigation. 23:73-79
The extension of the railway noise barrier, the construction of which began in the mid-1980s, has currently reached a total of 800 km. As the aging rate is expected to increase rapidly, maintenance through reasonable performance evaluation is require
Autor:
Minsu Kim, Sanghyun Choi
Publikováno v:
Journal of the Computational Structural Engineering Institute of Korea. 36:39-48