Research Topics (As First Author)

■Numerical Weather Prediction, Precipitation Forecasts
  1. Predictability of Record-Breaking Rainfall in Japan in July 2018 with NEXRA. [Kotsuki et al. 2018, SOLA]
■Data Assimilation (Mathematics and Methodology)
  1. Ensemble-based Model Parameter Estimation for NWP Models. [Kotsuki et al. 2018, JGR-A]
  2. Adaptive Covariance Inflation Based on Innovation Statistics. [Kotsuki et al. 2017, QJRMS]
  3. Observation Impact Estimates and Serial EnKF w/ Lorenz 96. [Kotsuki et al. 2017, MWR]
  4. Assimilating Satellite-sensed Precipitation Data into NWP w/ Gaussian Transformation. [Kotsuki et al. 2017, JGR-A]
■Precipitation Data
  1. GPM/DPR Data Compared with 3.5-km NWP Simulation. [Kotsuki et al. 2014, SOLA]
  2. Uncertainty in Precipitation Products in Southasian Region. [Kotsuki et al. 2013, HRL]
■Hydrology, Agriculture, Disaster
  1. Global Crop Calendar Estimation based on Satelitte-sensed NDVI. [Kotsuki et al. 2015, HESS]
  2. Satellite-based Solar Radation Improves Hydrological Simulation. [Kotsuki et al. 2015, HRL]
  3. Climate Change Impacts on Runoff Characteristics in Chao Phraya River, Thailand. Kotsuki et al. 2014, [HRL]
  4. Runoff Characteristics in CHao Phraya River, Thailand. [Kotsuki et al. 2013, JDR]