Vol.70, No.2 (2022) Contents
Special Topic: Methodology of Data Assimilation
On the Special Topic "Methodology of Data Assimilation"
..........Genta UENO (70, 129-131)
Non-Gaussianity on Cumulonimbus Prediction Using a Particle Filter at Storm-scale
..........Takuya KAWABATA and Genta UENO (70, 133-151)
Forecasting Auroral Activity Using Data Assimilation
..........Yoshizumi MIYOSHI, Genta UENO, Ryota YAMAMOTO, Shinobu MACHIDA, Masahito NOSE, Daikou SHIOTA and Satoko NAKAMURA (70, 153-163)
Simultaneous Data Assimilation of Meteorological Fields and Atmospheric Concentration Fields Using Variable Localization in the Ensemble Kalman Filter
..........Tsuyoshi Thomas SEKIYAMA and Mizuo KAJINO (70, 165-179)
Background Error Covariance Matrix Factorization in Variational Data Assimilation for Atmospheric State Analysis
..........Toshiyuki ISHIBASHI (70, 181-193)
Estimation of a Posterior Error Covariance Matrix Using Conjugate Vectors and the BFGS Formula
..........Yosuke NIWA and Yosuke FUJII (70, 195-208)
Ensemble Member Generation Based on the BFGS Formula in a Variational Data Assimilation System
..........Yosuke FUJII, Takuma YOSHIDA and Yutaro KUBO (70, 209-233)
Ensemble-based Variational Data Assimilation Approach and Its Extension for Count Data
..........Shin'ya NAKANO (70, 235-250)
Introduction to the Signature Method
..........Nozomi SUGIURA (70, 251-267)
