Chansoo Kim
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View article: OID-PPO: Optimal Interior Design using Proximal Policy Optimization by Transforming Design Guidelines into Reward Functions
OID-PPO: Optimal Interior Design using Proximal Policy Optimization by Transforming Design Guidelines into Reward Functions Open
Designing residential interiors strongly impacts occupant satisfaction but remains challenging due to unstructured spatial layouts, high computational demands, and reliance on expert knowledge. Existing methods based on optimization or dee…
View article: Improving Consistency Models with Generator-Augmented Flows
Improving Consistency Models with Generator-Augmented Flows Open
International audience
View article: Discrepancies in Mental Workload Estimation: Self-Reported versus EEG-Based Measures in Data Visualization Evaluation
Discrepancies in Mental Workload Estimation: Self-Reported versus EEG-Based Measures in Data Visualization Evaluation Open
Accurate assessment of mental workload (MW) is crucial for understanding cognitive processes during visualization tasks. While EEG-based measures are emerging as promising alternatives to conventional assessment techniques, such as selfrep…
View article: Chrysanthemum zawadskii ethanol extract inhibits the replication of alpha-coronavirus and beta-coronavirus
Chrysanthemum zawadskii ethanol extract inhibits the replication of alpha-coronavirus and beta-coronavirus Open
Coronavirus can induce various diseases, from mild common cold to severe COVID-19. Coronavirus can be continuously prevalent, similar to the influenza virus, due to its frequent mutation of the RNA genome. Therefore, diverse methods are re…
View article: Luteolin-7-O-glucoside from Elsholtzia ciliata extract inhibits the replication of coronavirus
Luteolin-7-O-glucoside from Elsholtzia ciliata extract inhibits the replication of coronavirus Open
Coronaviruses are RNA viruses with a high mutation rate that cause many human diseases, from severe COVID-19 to mild common cold. Therefore, discovering various medicines is required to reduce the symptoms of coronavirus infection. This re…
View article: Prediction of Full-Load Electrical Power Output of Combined Cycle Power Plant Using a Super Learner Ensemble
Prediction of Full-Load Electrical Power Output of Combined Cycle Power Plant Using a Super Learner Ensemble Open
Combined Cycle Power Plants (CCPPs) generate electrical power through gas turbines and use the exhaust heat from those turbines to power steam turbines, resulting in 50% more power output compared to traditional simple cycle power plants. …
View article: Amentoflavone from Selaginella tamariscina inhibits SARS-CoV-2 RNA-dependent RNA polymerase
Amentoflavone from Selaginella tamariscina inhibits SARS-CoV-2 RNA-dependent RNA polymerase Open
The SARS-CoV-2 pandemic caused millions of deaths due to its prominent infectivity and mortality. Although the vaccines and medicines for SARS-CoV-2 are on the market, new coronavirus variants like influenza are expected to reemerge contin…
View article: Arctigenin from Forsythia viridissima Fruit Inhibits the Replication of Human Coronavirus
Arctigenin from Forsythia viridissima Fruit Inhibits the Replication of Human Coronavirus Open
Coronavirus can cause various diseases, from mild symptoms to the recent severe COVID-19. The coronavirus RNA genome is frequently mutated due to its RNA nature, resulting in many pathogenic and drug-resistant variants. Therefore, many med…
View article: Classification of Heavy Rainfall Types and Detailed Characteristics Analysis in the Korean Peninsula Using Surface Observation Data.
Classification of Heavy Rainfall Types and Detailed Characteristics Analysis in the Korean Peninsula Using Surface Observation Data. Open
The Korean Peninsula (KP), located on the eastern side of the East Asian continent, has experienced significant spatiotemporal variability in precipitation due to the influences of both the continent and the ocean, as well as its complex t…
View article: Compound C inhibits the replication of feline coronavirus
Compound C inhibits the replication of feline coronavirus Open
Feline Coronavirus (FCoV) is a viral pathogen of cats and a highly contagious virus. Cats in a cattery can be infected by up to 100%, and even household cats are infected by 20-60%. Some strains of FCoV are known to induce a fatal disease …
View article: COVID-19 Cases and Deaths among Healthcare Personnel with the Progression of the Pandemic in Korea from March 2020 to February 2022
COVID-19 Cases and Deaths among Healthcare Personnel with the Progression of the Pandemic in Korea from March 2020 to February 2022 Open
Healthcare personnel (HCP) are vulnerable to COVID-19 infection due to their higher risk of contact with infected persons. The numbers of cases and deaths among HCP in Korea were divided into four periods associated with different major va…
View article: The Role of ICT During the COVID-19 Pandemic: Policy Note
The Role of ICT During the COVID-19 Pandemic: Policy Note Open
The COVID-19 pandemic significantly changed people's lifestyles, as it led to school closures, cancellation of public events, work-at-home policies, and social distancing. Countries around the globe collected data to design policies that w…
View article: 425. Spread of Carbapenem-resistant Enterobacteriaceae in Intensive Care Unit and effective preventative strategies: Agent-based model study
425. Spread of Carbapenem-resistant Enterobacteriaceae in Intensive Care Unit and effective preventative strategies: Agent-based model study Open
Background Carbaepenem-resistant Enterbacteriaceae (CRE) could propagate through person-to-person contacts such as contaminated hands of staff, contamination of the environment, or the use of contaminated medical equipment by spreading car…
View article: Probabilistic Forecast of Visibility at Gimpo, Incheon, and Jeju International Airports Using Weighted Model Averaging
Probabilistic Forecast of Visibility at Gimpo, Incheon, and Jeju International Airports Using Weighted Model Averaging Open
In this study, weighted model averaging (WMA) was applied to calibrating ensemble forecasts generated using Limited-area ENsemble prediction System (LENS). WMA is an easy-to-implement post-processing technique that assigns a greater weight…
View article: PCSCNet: Fast 3D Semantic Segmentation of LiDAR Point Cloud for Autonomous Car using Point Convolution and Sparse Convolution Network
PCSCNet: Fast 3D Semantic Segmentation of LiDAR Point Cloud for Autonomous Car using Point Convolution and Sparse Convolution Network Open
The autonomous car must recognize the driving environment quickly for safe driving. As the Light Detection And Range (LiDAR) sensor is widely used in the autonomous car, fast semantic segmentation of LiDAR point cloud, which is the point-w…
View article: Probabilistic Forecast of Low Level Wind Shear of Gimpo, Gimhae, Incheon and Jeju International Airports Using Ensemble Model Output Statistics
Probabilistic Forecast of Low Level Wind Shear of Gimpo, Gimhae, Incheon and Jeju International Airports Using Ensemble Model Output Statistics Open
Wind shear can occur at all flight levels; however, it is particularly dangerous at low levels, from the ground up to approximately 2000 feet. If this phenomenon can occur during the take-off and landing of an aircraft, it may interfere wi…
View article: Probabilistic Forecast of Visibility of Gimpo, Incheon and Jeju International Airports Using Weighted Model Averaging
Probabilistic Forecast of Visibility of Gimpo, Incheon and Jeju International Airports Using Weighted Model Averaging Open
In this study, the weighted model averaging (WMA) was applied to calibrate ensemble forecasts generated from Local ENsemble prediction System (LENS). The WMA technique, which is easy to implement post-processing technique and lays greater …
View article: Inter-Comparison of Ensemble Forecasts for Low Level Wind Shear against Local Analyses Data over Jeju Area
Inter-Comparison of Ensemble Forecasts for Low Level Wind Shear against Local Analyses Data over Jeju Area Open
Ensemble verification of low-level wind shear (LLWS) is an important issue in airplane landing operations and management. In this study, we conducted an accuracy and reliability analysis using a rank histogram, Brier score, and reliability…
View article: A new species of Peucedanum (Apiaceae) from Korea
A new species of Peucedanum (Apiaceae) from Korea Open
A new species, Peucedanum chujaense K. Kim, S.-H. Oh, C.-S. Kim & C.-W. Park (Apiaceae), is described and illustrated. The new species distributed in the Chuja Islands off the north coast of Jeju Island in South Korea. It is morphologicall…
View article: Essential Oil Analysis of Illicium anistum L. Extracts
Essential Oil Analysis of Illicium anistum L. Extracts Open
Fresh japanese anise (Illicium anisatum L.) tree leaves were collected and ground after drying. The essential oils of the leaves were analyzed by gas chromatography-mass spectrometry (GC-MS) using headspace (HS) and solid phase-microextra …
View article: Chloroplast Noncoding DNA Sequences Reveal Genetic Distinction and Diversity between Wild and Cultivated Prunus yedoensis
Chloroplast Noncoding DNA Sequences Reveal Genetic Distinction and Diversity between Wild and Cultivated Prunus yedoensis Open
Cultivated flowering cherries ( Prunus subgenus Cerasus ), which are one of the most popular ornamental trees around the world, have been developed through artificial hybridizations among wild flowering cherries. Among the hundreds of cult…
View article: Sciaphila secundiflora Thwaites ex Benth. (Triuridaceae): An unrecorded species from Korean flora
Sciaphila secundiflora Thwaites ex Benth. (Triuridaceae): An unrecorded species from Korean flora Open
Sciaphila secundiflora occurs on Jeju Island as a second species of the genus Sciaphila in Korea. This is an important finding in relation to the flora of Korea, as species of the genus Sciaphila are concentrated mainly in Indonesia and Ma…
View article: Dynamics of analyst forecasts and emergence of complexity: Role of information disparity
Dynamics of analyst forecasts and emergence of complexity: Role of information disparity Open
We report complex phenomena arising among financial analysts, who gather information and generate investment advice, and elucidate them with the help of a theoretical model. Understanding how analysts form their forecasts is important in b…