混合比可変 k 分布用テーブルの作成
計算手順
- 準備
- バンド数・バンド内 k 分布積分点数の決定・確認 (「混合比固定 k 分布用テーブル作成」の内容のコピー)
- 練習・確認 (「混合比固定 k 分布用テーブル作成」の「練習・確認」へのリンク)
- バンドの決定 (「混合比固定 k 分布用テーブル作成」の「バンドの決定」へのリンク)
- 積分点数の決定 (「混合比固定 k 分布用テーブル作成」の「積分点数の決定」へのリンク)
- k 分布設定の確認 (「混合比固定 k 分布用テーブル作成」の「k 分布設定の確認」へのリンク)
- 結果のまとめ
- 上記の手順では最適なバンド構造として下のものを採用することにした (詳細は上記ページの説明を参照).
- バンド境界波数 (29 バンド): 10, 200, 400, 500, 600, 700, 1100, 1200, 1600, 1900, 2800, 3000, 3700, 4100, 4800, 5400, 7700, 9700, 10700, 12700, 13700, 15700, 18700, 20700, 23700, 24700, 25700, 30700, 32700, 50000 cm-1
- 各バンド毎の積分点数 (147 点): 2, 5, 6, 4, 13, 10, 1, 13, 3, 11, 2, 14, 3, 4, 15, 6, 6, 2, 4, 3, 3, 3, 1, 1, 4, 2, 2, 1, 3
- 上記の手順では最適なバンド構造として下のものを採用することにした (詳細は上記ページの説明を参照).
- k 分布テーブルの作成
- k 分布計算の確認
精度まとめ
- Takahashi et al. (2023) Profile B 大気に対する放射フラックスの RMSE の平均値の計算法依存性
- まとめ図
内訳
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Profile B ================================================================== LBL 0.1 cm-1 - LBL 0.1 cm-1 shift ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 2.69295e-02 | 3.44238e-03 W m-2 dnflx : 2.81495e-02 | 2.60609e-02 W m-2 flxcnv : 7.20850e-06 | 3.27970e-06 W m-3 tend : 1.44419e-05 | 1.24144e-05 K s-1 sum_flx : 0.3950979889168158 ave_flx : 0.049387248614601975 ================================================================== LBL 0.1 cm-1 - LBL 0.2 cm-1 & 2 cm-1 ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 4.32293e-02 | 1.89710e-01 W m-2 dnflx : 4.97144e-02 | 1.59661e-01 W m-2 flxcnv : 1.32333e-05 | 9.88917e-06 W m-3 tend : 2.56835e-05 | 3.36578e-05 K s-1 sum_flx : 1.1282178860170142 ave_flx : 0.14102723575212678 ================================================================== LBL 0.1 cm-1 - kD 120 bands & 1920 IPs without interpolation ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 9.41401e-02 | 1.90834e-01 W m-2 dnflx : 1.50688e-01 | 1.50027e-01 W m-2 flxcnv : 3.08500e-05 | 1.38538e-05 W m-3 tend : 4.06964e-05 | 4.52784e-05 K s-1 sum_flx : 1.6242521698805048 ave_flx : 0.2030315212350631 ================================================================== LBL 0.1 cm-1 - kD 29 bands & 147 IPs without interpolation ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 2.62629e-01 | 3.43569e-01 W m-2 dnflx : 3.57127e-01 | 3.01633e-01 W m-2 flxcnv : 1.05579e-04 | 4.30956e-05 W m-3 tend : 2.56517e-05 | 5.73654e-05 K s-1 sum_flx : 2.689828408219749 ave_flx : 0.3362285510274686 ================================================================== LBL 0.1 cm-1 - kD 29 bands & 147 IPs with T and P interpolation ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 2.68311e-01 | 3.34627e-01 W m-2 dnflx : 3.55899e-01 | 2.98199e-01 W m-2 flxcnv : 1.01419e-04 | 4.29173e-05 W m-3 tend : 2.68963e-05 | 5.71855e-05 K s-1 sum_flx : 2.6751987568652043 ave_flx : 0.33439984460815053 ================================================================== LBL 0.1 cm-1 - kD 29 bands & 147 IPs with T, P, and VMR interpolation ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 2.55767e-01 | 3.51521e-01 W m-2 dnflx : 3.95906e-01 | 3.10477e-01 W m-2 flxcnv : 1.08429e-04 | 4.35753e-05 W m-3 tend : 2.68979e-05 | 5.71853e-05 K s-1 sum_flx : 2.762519373284052 ave_flx : 0.3453149216605065 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Profile B, No cloud ================================================================== LBL 0.1 cm-1 - LBL 0.1 cm-1 shift ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 2.78787e-02 | 1.05056e-03 W m-2 dnflx : 3.12131e-02 | 2.86054e-02 W m-2 flxcnv : 7.76009e-06 | 4.57280e-06 W m-3 tend : 1.44382e-05 | 1.24135e-05 K s-1 sum_flx : 0.4065964602670019 ave_flx : 0.05082455753337524 ================================================================== LBL 0.1 cm-1 - LBL 0.2 cm-1 & 2 cm-1 ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 1.57653e-01 | 7.27661e-02 W m-2 dnflx : 1.51618e-01 | 3.93055e-01 W m-2 flxcnv : 7.47558e-05 | 3.02558e-05 W m-3 tend : 2.56779e-05 | 3.36602e-05 K s-1 sum_flx : 1.788519669311881 ave_flx : 0.22356495866398512 ================================================================== LBL 0.1 cm-1 - kD 120 bands & 1920 IPs without interpolation ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 4.05277e-01 | 6.93789e-02 W m-2 dnflx : 2.14295e-01 | 3.68407e-01 W m-2 flxcnv : 8.46501e-05 | 3.50342e-05 W m-3 tend : 4.07170e-05 | 4.53118e-05 K s-1 sum_flx : 2.396383898535363 ave_flx : 0.2995479873169204 ================================================================== LBL 0.1 cm-1 - kD 29 bands & 147 IPs without interpolation ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 2.40906e-01 | 3.35242e-01 W m-2 dnflx : 3.81857e-01 | 7.01459e-01 W m-2 flxcnv : 1.35616e-04 | 1.66306e-04 W m-3 tend : 2.56767e-05 | 5.73819e-05 K s-1 sum_flx : 3.697735728557994 ave_flx : 0.46221696606974927 ================================================================== LBL 0.1 cm-1 - kD 29 bands & 147 IPs with T and P interpolation ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 2.12481e-01 | 3.91576e-01 W m-2 dnflx : 4.02996e-01 | 6.89005e-01 W m-2 flxcnv : 1.55528e-04 | 1.63007e-04 W m-3 tend : 2.69212e-05 | 5.72020e-05 K s-1 sum_flx : 3.8114293605738574 ave_flx : 0.4764286700717322 ================================================================== LBL 0.1 cm-1 - kD 29 bands & 147 IPs with T, P and, VMR interpolation ------------------------------------------------------------------ RMSE summary variable : Planetary Rad. Solar Rad. upflx : 5.58256e-01 | 3.24450e-01 W m-2 dnflx : 4.61011e-01 | 7.66463e-01 W m-2 flxcnv : 1.49401e-04 | 1.69346e-04 W m-3 tend : 2.69230e-05 | 5.72017e-05 K s-1 sum_flx : 4.226414756284573 ave_flx : 0.5283018445355716