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Geuk-Nam Kim, Sang-Young Park, Sehyun Seong, Jae-Young Choi, Sang-Kook Han, Young-Eon Kim, Suyong Choi, Joohee Lee, Sungmoon Lee, Han-Gyeol Ryu and Seonghui Kim
With growth in data volume from space missions, interest in laser communications has increased, owing to their importance for high-speed data transfer in the commercial and defense fields, spaceborne remote sensing, and surveillance. Here, we propose a n...
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Su Young Kim and Yoon Sang Kim
Multiple markers are generally used in augmented reality (AR) applications that require accurate registration, such as medical and industrial fields. In AR using these markers, there are two inevitable problems: (1) geometric shape discrepancies between ...
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Young-Cheol Kim, Dong-Hyeop Kim and Sang-Woo Kim
To achieve the commercialization of electric vertical takeoff and landing (eVTOL) aircrafts, which have recently garnered attention as the next-generation means of transportation, objective certification based on rigorous procedures is essential. With th...
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Xuefeng Zhang, Youngsung Kim, Young-Chul Chung, Sangcheol Yoon, Sang-Yong Rhee and Yong Soo Kim
Large-scale datasets, which have sufficient and identical quantities of data in each class, are the main factor in the success of deep-learning-based classification models for vision tasks. A shortage of sufficient data and interclass imbalanced data dis...
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Ro-Bin Lee, Young Seung Lee, Hyosun Kweon, Hyun Kyung Kim and Yoon Sang Kim
In this paper, we propose an interactive mobile gait training system that allows trainees to interact actively with its content (the gait training content). The proposed system is a new type of gait training one combining a mobile robot with virtual real...
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Joon-Shik Moon, Chan-Hong Kim and Young-Sang Kim
The advantage of the piezocone penetration test is a guarantee of continuous data, which are a source of reliable interpretation of the target soil layer. Much research has been carried out for several decades, and several classification charts have been...
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Young-Hyun Lee, Jin-Hoo Kim, Sang-Hee Lee and Sung-Bo Kim
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Dong-Hyeop Kim, Young-Cheol Kim and Sang-Woo Kim
Airworthiness standards of Korea recommend verifying structural safety by experimental tests and analytical methods, owing to the development of analysis technology. In this study, we propose a methodology to verify the structural safety of aircraft comp...
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Youngbum Song, Sang-Young Park, Geuk-Nam Kim and Dong-Gu Kim
For the low-cost improvement of laser communication, which is critical for various applications such as surveillance systems, a study was conducted on relative distance control based on orbital drift rate modulations for multiple CubeSats during formatio...
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Jae-Hun Kim, Jae-Hyoung Lee, Jin-Young Kim and Sang Sub Kim
In this work, aligned TiO2 nanofibers (NFs) were synthesized using an electrospinning technique with a two-piece Al collector. The effects of processing parameters, including the calcination temperature, applied voltage, and needle-to-Al-collector distan...
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Meilan Jiang, Karpjoo Jeong, Jung-Hwan Park, Nan-Young Kim, Soon-Jin Hwang, Sang-Hun Kim
Pág. 1 - 26
Implemented by a national law, the National Aquatic Ecological Monitoring Program (NAEMP) has been assessing the ecological health status of surface waters, focusing on streams and rivers, in Korea since 2007. The program involves ecological monitoring o...
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Soobin Jeon, Sang-Young Park and Geuk-Nam Kim
CANYVAL-C is a formation-flying mission that demonstrates a coronagraph utilizing two CubeSats. The coronagraph is a space telescope that blocks sunlight to examine the overcast regions around the sun. It is composed of optical and occult segments. Two s...
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Sangwon Lee, Sang-Young Park, Jeongbae Kim, Min-Ho Ka and Youngbum Song
This study designs a multistatic synthetic aperture radar (SAR) formation-flying system for very-high-resolution stripmap imaging (VHRSI) using manufacturable SAR microsatellites. Multistatic SAR formation specifications for VHRSI are derived based on th...
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Sang-Yum Lee, Young-Min Kim and Tri Ho Minh Le
The application of recycled asphalt pavement (RAP) on a large scale is highly promoted to meet the current needs of carbon neutrality and sustainable development purposes. However, a majority of RAP mixture productions are currently relying on the restor...
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Se-Yeong Oh, Junho Jeong, Sang-Woo Kim, Young-Uk Seo and Joosang Youn
Along with the recent development of artificial intelligence technology, convergence services that apply technology are undergoing active development in various industrial fields. In particular, artificial intelligence-based object recognition technologi...
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Pureum Kim and Sang-Young Park
This study investigates the preliminary trajectory design for high-thrust missions to near-Earth asteroids (NEAs), considering distance and phase angle constraints during the approaching phase to enable pre-rendezvous optical navigation and the scientifi...
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Sang Kuy Han, Young Wook Kim, Bon-Sang Koo, Hae Won Choi and Soonbum Lee
The bioelectric technology in this study shows high efficacy for the removal of total biofilm, as well as viable reduction in cell density, through testing of the HVAC evaporator. We anticipate that this could be a foundation for developing a new HVAC hy...
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Jong-Gyu Shin, Ga-Young Choi, Han-Jeong Hwang and Sang-Ho Kim
With the development of artificial intelligence technology, voice-based intelligent systems (VISs), such as AI speakers and virtual assistants, are intervening in human life. VISs are emerging in a new way, called human?AI interaction, which is different...
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Yeon-Kyu Park, Geuk-Nam Kim and Sang-Young Park
The CANYVAL-C (CubeSat Astronomy by NASA and Yonsei using a virtual telescope alignment for coronagraph) is a space science demonstration mission that involves taking several images of the solar corona with two CubeSats?1U CubeSat (Timon) and 2U CubeSat ...
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EunSu Lee, Amit J. Mokashi, Sang Young Moon and GeunSub Kim
The member states of International Maritime Organization (IMO) have been leading in and enforcing the use of automatic identification systems (AIS) in the analysis of ship-to-ship collisions, vessel monitoring, and maritime traffic management offshore. T...
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