Search Results - "Sungchul Hong"

Air Quality Context Information Model for Ubiquitous Public Access to Geographic Information by Hong, Sungchul

“…The advance in Information Communication Technology (ICT) has contributed to global challenges of improving urban air quality. Ubiquitous computing technology…”
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Productive modeling for development of as-built BIM of existing indoor structures by Jung, Jaehoon, Hong, Sungchul, Jeong, Seongsu, Kim, Sangmin, Cho, Hyoungsig, Hong, Seunghwan, Heo, Joon

“…The as-built building information model (BIM) has a huge potential for enhancing the efficiency of building and maintenance operations. To facilitate…”
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Visual SLAM-Based Robotic Mapping Method for Planetary Construction by Hong, Sungchul, Bangunharcana, Antyanta, Park, Jae-Min, Choi, Minseong, Shin, Hyu-Soung

“…With the recent discovery of water-ice and lava tubes on the Moon and Mars along with the development of in-situ resource utilization (ISRU) technology, the…”
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Robotic Mapping Approach under Illumination-Variant Environments at Planetary Construction Sites by Hong, Sungchul, Shyam, Pranjay, Bangunharcana, Antyanta, Shin, Hyuseoung

“…In planetary construction, the semiautonomous teleoperation of robots is expected to perform complex tasks for site preparation and infrastructure emplacement…”
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Analysis of a Fully Matched Saturated Doherty Amplifier With Excellent Efficiency by KIM, Jangheon, MOON, Junghwan, YOUNG YUN WOO, HONG, Sungchul, KIM, Ildu, KIM, Jungjoon, KIM, Bumman

“…A saturated Doherty amplifier based on class-F amplifiers is analyzed in terms of its load modulation behavior, efficiency, and linearity. Simulations included…”
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Pilot Study of Low-Light Enhanced Terrain Mapping for Robotic Exploration in Lunar PSRs by Park, Jae-Min, Hong, Sungchul, Shin, Hyu-Soung

“…The recent discovery of water ice in the lunar polar shadowed regions (PSRs) has driven interest in robotic exploration, due to its potential utilization to…”
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Clustering for Regional Time Trend in the Nonstationary Extreme Distribution by Hong, Sungchul, Jeon, Jong-June, Kim, Yongdai

“…Since the estimation of tail properties requires a stationarity of observations, it is necessary to develop a de-trending method not dependent on underlying…”
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Uncertainty and sensitivity assessments of GPS and GIS integrated applications for transportation by Hong, Sungchul, Vonderohe, Alan P

“…Uncertainty and sensitivity analysis methods are introduced, concerning the quality of spatial data as well as that of output information from Global…”
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Productive high-complexity 3D city modeling with point clouds collected from terrestrial LiDAR by Heo, Joon, Jeong, Seongsu, Park, Hyo-Keun, Jung, Jaehoon, Han, Soohee, Hong, Sungchul, Sohn, Hong-Gyoo

“…•This paper proposes a semi-automatic method for 3D building reconstruction with segmentation and boundary tracing phases.•It addresses that fully-automated 3D…”
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Adaptive Digital Feedback Predistortion Technique for Linearizing Power Amplifiers by Young Yun Woo, Kim, J., Jaehyok Yi, Hong, S., Ildu Kim, Junghwan Moon, Bumman Kim

“…We have developed a new adaptive digital predistortion (DPD) linearization technique based on analog feedback predistortion (FBPD). The lookup-table-based…”
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Simulation-based approach for uncertainty assessment: Integrating GPS and GIS by Hong, Sungchul, Heo, Joon, Vonderohe, Alan P.

“…•We develop positional error models for GPS data and roadway centerline maps.•Positional errors propagate though spatial operations and computational…”
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Clinical aspects of narcolepsy-cataplexy across ethnic groups by OKUN, Michele L, LING LIN, PELIN, Zerrin, SUNGCHUL HONG, MIGNOT, Emmanuel

“…The objectives of this study were to compare severity and clinical presentation for narcolepsy-cataplexy across various ethnic groups. A large sample of…”
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Effects of molar substitution of AA pendant on poly(MMA-co-GMA) under UV curing by Hong, Sungchul, Kim, Moon-Sun, Kim, Byung-Woo

“…The molar substitution of an acrylic acid (AA) pendant group on a glycidyl methacrylate–methyl methacrylate copolymer was investigated to evaluate its affects…”
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Automated 3D Wireframe Modeling of Indoor Structures from Point Clouds Using Constrained Least-Squares Adjustment for As-Built BIM by Jung, Jaehoon, Hong, Sungchul, Yoon, Sanghyun, Kim, Jeonghyun, Heo, Joon

“…AbstractAutomated three-dimensional (3D) modeling of building interiors for an as-built building information model (BIM) incurs critical difficulties because…”
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Semi-automated approach to indoor mapping for 3D as-built building information modeling by Hong, Sungchul, Jung, Jaehoon, Kim, Sangmin, Cho, Hyoungsig, Lee, Jeongho, Heo, Joon

“…•A semi-automated approach for 3D indoor as-built BIM creation is proposed.•A 3D wireframe model that defines the outline of an interior and clutter data are…”
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Modeling and simulating positional uncertainties in linear features in GIS by Hong, Sungchul

“…A simulation approach consisting of error modeling and simulation processes is introduced to deal with the quality of line data as well as their derived…”
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High Efficiency GaN HEMT Power Amplifier optimized for OFDM EER Transmitter by Sungchul Hong, Young Yun Woo, Ildu Kim, Jangheon Kim, Junghwan Moon, Han Seok Kim, Jong Sung Lee, Bumman Kim

“…We have proposed a highly efficient power amplifier (PA) for the envelope elimination and restoration (EER) transmitter using gallium nitride (GaN) HEMT. The…”
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Improve the Intelligent Consortium Agent for SMEs in the Plastic Market by Alhazmi, Raid Mohsen, Sungchul Hong

“…With development of Internet and technology, the traditional market has become an electronic market, and the value of trading has become more than a…”
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Improve the plastic market efficiency by using consortium and negotiation agents for Small and Medium Enterprises by Alhazmi, Raid Mohsen, Sungchul Hong

“…With the development of the Internet and technology, the traditional market has become an electronic market, and the value of trading has become more than a…”
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Design of air quality information service based upon geographic context information model in ISO19154 by Hong, Sungchul

“…Advance on the information and communication technology requires a new paradigm to develop the air quality information system for monitoring air qualities in…”
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