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분위수 회귀모형과 비동질성 회귀모형을 이용한 풍속 예측 KCI 등재

Forecast of Wind Speed using Quantile Regression and Non-homogeneous Regression Models

  • 언어KOR
  • URLhttps://db.koreascholar.com/Article/Detail/347704
  • DOIhttps://doi.org/10.14383/cri.2018.13.1.37
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기후연구 (Journal of Climate Research)
건국대학교 기후연구소 (KU Climate Research Institute)
초록

This study used a quantile regression model and a non-homogeneous regression model to calibrate probabilistic forecasts of wind speed. These techniques were applied to the forecasts of wind speed over Pyeongchang area using 51-member European Centre for Medium-Range Weather Forecast (ECMWF). Reliability analysis was carried out by using rank histogram to identify the statistical consistency of ensemble forecasts and corresponding observations. The performances were evaluated by rank histogram, mean absolute error, root mean square error and continuous ranked probability score. The results showed that the forecasts of quantile regression and non-homogeneous regression models performed better than the raw ensemble forecasts. However, the differences of prediction skills between quantile regression and nonhomogeneous regression models were insignificant.

목차
1. 서론
 2. 자료 및 분석 방법
  1) 자료
  2) 분위수 회귀모형(Quantile RegressionModel)
  3) Ensemble Model Output Statistics
  4) 일치성 분석
 3. 연구결과
 4. 결론
 사사
 References
저자
  • 김찬수(공주대학교 응용수학과, Department of Applied Mathematics, Kongju National University) | Chansoo Kim Correspondence