UID:
kobvindex_GFZ20190130143223
Format:
69 Seiten
,
Illustrationen
Series Statement:
HIRLAM technical report 60
Note:
Contents:
1 Background. -
2 Processing overview. -
2.1 AAPP. -
2.2 BUFR and CMA. -
2.3 Cloud mask and thinning in HIRLAM 3D-VAR. -
2.4 Radiative transfer calculations. -
2.5 Data selection. -
3 Bias correction and error statistics. -
3.1 The need for bias correction. -
3.2 Bias correction method. -
3.3 Background errors in observation space. -
3.4 Estimation of observation error covariance statistics. -
3.4.1 Rotated channels. -
3.4.2 Estimation from analysis departures (DNMI). -
3.4.3 Non-diagonal cost contributions. -
3.4.4 Approach using comparison with background error (SMHI). -
4 Impact studies. -
4.1 Overview. -
4.2 The May 2001 impact study at DNMI. -
4.3 December 1999 SMHI experiment. -
4.3.1 Data coverage and model area. -
4.3.2 Verification. -
4.3.3 Results. -
4.3.4 The "French storm". -
4.4 December 2001 NOAA 16 impact study at DMI. -
4.5 January 2002 NOAA 16 impact study at DMI. -
5 Ongoing and future work. -
5.1 Overview. -
5.2 Use of observations over ice. -
5.3 Moisture channels. -
5.4 Future sensors. -
6 Conclusions and outlook for the future. -
Acknowledgment. -
References.
In:
HIRLAM technical report, No. 60
Language:
English
Keywords:
Forschungsbericht
URL:
http://www.hirlam.org/index.php/publications-54/hirlam-technical-reports-a/doc_download/260-hirlam-technical-report-no-60
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