Zobrazeno 1 - 10
of 55
pro vyhledávání: '"Hyun Kyun Choi"'
Publikováno v:
Sensors, Vol 19, Iss 14, p 3200 (2019)
Research on driver status recognition has been actively conducted to reduce fatal crashes caused by the driver’s distraction and drowsiness. As in many other research areas, deep-learning-based algorithms are showing excellent performance for drive
Externí odkaz:
https://doaj.org/article/7764f44a132547d984562e2d5f225e5d
Autor:
Jin-Kyu Choi, Van Duc Nguyen, Hai Nam Nguyen, Van Vinh Duong, Tien Hoa Nguyen, Hanbyeog Cho, Hyun-Kyun Choi, Seong-Gyoon Park
Publikováno v:
Digital Communications and Networks, Vol 5, Iss 2, Pp 94-101 (2019)
This paper addresses the performance of fast doubly selective fading channel estimation combined with Inter-Carrier Interference (ICI) cancellation for Long Term Evolution (LTE) communication platform in the High Speed Railway (HSR) environment. We c
Externí odkaz:
https://doaj.org/article/85995042b2e045e694ea2cc6a657ff8c
Autor:
Farzin Piltan, Rafia Nishat Toma, Dongkoo Shon, Kichang Im, Hyun-Kyun Choi, Dae-Seung Yoo, Jong-Myon Kim
Publikováno v:
Sensors, Vol 22, Iss 539, p 539 (2022)
Sensors (Basel, Switzerland)
Sensors; Volume 22; Issue 2; Pages: 539
Sensors (Basel, Switzerland)
Sensors; Volume 22; Issue 2; Pages: 539
Bearings are nonlinear systems that can be used in several industrial applications. In this study, the combination of a strict-feedback backstepping digital twin and machine learning algorithm was developed for bearing crack type/size diagnosis. Acou
Autor:
Tien Hoa Nguyen, Van Duc Nguyen, Seonggyoon Park, Jin-Kyu Choi, Van Vinh Duong, Hai-Nam Nguyen, Hyun-Kyun Choi, Hanbyeog Cho
Publikováno v:
Digital Communications and Networks, Vol 5, Iss 2, Pp 94-101 (2019)
This paper addresses the performance of fast doubly selective fading channel estimation combined with Inter-Carrier Interference (ICI) cancellation for Long Term Evolution (LTE) communication platform in the High Speed Railway (HSR) environment. We c
Publikováno v:
Applied Sciences, Vol 10, Iss 7639, p 7639 (2020)
Applied Sciences
Volume 10
Issue 21
Applied Sciences
Volume 10
Issue 21
This paper proposes a classification framework for automatic sleep stage detection in both male and female human subjects by analyzing the electroencephalogram (EEG) data of polysomnography (PSG) recorded for three regions of the human brain, i.e., t
Publikováno v:
ICTC
When using voice signals as input to a deep learning network, there may be myriad features depending on the method and purpose of extracting the voice signal features. Therefore, extraction of appropriate features should be conducted. In this study,
Publikováno v:
ICTC
In the previous research, we have extracted user requirements from the literature survey and generated system requirements for the driver-adaptive vehicle interaction system (DAVIS). And as a following research, we also have proposed the system archi
Publikováno v:
ICTC
This was conducted for discriminating the risky driving of drivers based on their psychological characteristics and attitudes. For this, we used a structured questionnaire battery composed of Driving Behavior Determinants Questionnaire (consists of P
Autor:
Hyun-Kyun Choi, Jin-Kyu Choi, Huu Nghia Nguyen, Hanbyeog Cho, Tien Hoa Nguyen, Soonghwan Ro, Van Duc Nguyen
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2018, Iss 1, Pp 1-7 (2018)
High-speed railway communication implemented based on Long-Term Evolution-Railway (LTE-R) Platform has strict requirements for quality of services to support high data-rate transmission for numerous mobile users. In such environment, there often exis
Publikováno v:
The Journal of Korean Institute of Communications and Information Sciences. 42:1455-1462