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The Republic of Korea-Pacific Islands Climate Prediction Services Project
Sohn, Soo-Jin,Kim, WonMoo,Yoo, Jin Ho,Lee, Yun-Young,Oh, Sang Myeong,Kim, Bo Ra,Lee, Hyunrok,Kim, Sangcheol,Seuseu, Sunny,Pelesikoti, Netatua American Meteorological Society 2018 Bulletin of the American Meteorological Society Vol.99 No.2
윤문영(Moonyoung Yoon),김세훈(Sehun Kim),손민혁(Minhyuk Son),윤득선(Duksun Yun),김화식(Hwasik Kim),허원무(Wonmoo Hur),김흥섭(Heungseob Kim) 한국자동차공학회 2008 한국자동차공학회 춘 추계 학술대회 논문집 Vol.- No.-
The latest vehicle yields a superior safety and reduction of driving burden by monitoring the driving state of vehicle and its environment with various sensors. To detect other vehicles and objects of the rear left and right-side blind spot area of driver. provide the information about a existence of objects inside the blind spot, and give a signal to avoid collision, this study proposes the intelligent outside rear-view mirror system. This task has substantially complicated several factors. For example, the size, geometry and features of the various vehicles which might enter the monitored zone is varied widely and therefore present various reflective characteristics. This study proposes the optical system and optimal configuration of IR array sensor, controller design to detect and judge a presence of other vehicles and shows the results of the performance evaluation of developed system.
Rainfall variability over Zimbabwe and its relation to large‐scale atmosphere–ocean processes
Mamombe, Vimbai,Kim, WonMoo,Choi, Yong‐,Sang John Wiley Sons, Ltd 2017 International journal of climatology Vol.37 No.2
<P><B>ABSTRACT</B></P><P>The relationship between interannual variability of Zimbabwe rainfall and atmosphere–ocean interaction processes is established using high‐resolution rainfall station datasets. Empirical orthogonal function (EOF) analysis is used to extract the spatiotemporal modes that explain most of the variations in the rainfall pattern. Results suggest strong homogeneity in the rainfall pattern that is dominantly described by EOF mode 1. The correlation analysis of mode 1 with sea surface temperatures (SSTs) supports the assumption that El Niño Southern Oscillation (ENSO) has a significant influence on Zimbabwe summer rainfall. Significant correlations exist between rainfall and SSTs over large regions of the tropical Indian and Pacific Oceans. The seasonal response of rainfall to the southern annular mode is reflected in both modes 1 and 2. Mode 1 suggests homogeneity in rainfall variations within the country and mode 2 describes the north–south rainfall fluctuations in the country. Although the magnitudes of their loadings are small, modes 3 and 4 extracted distinct rainfall regions within the country. This could be attributed to the use of more reliable, higher resolution rainfall data. These findings will assist to bring profound improvements to seasonal rainfall forecasting techniques around the country.</P>