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In this test, an ensemble of size 8 is used in both the EnKF and Dud-EnKF. With this setting, it took the EnKF about 28 hours and Dud-EnKF 75 hours to finish a one year simulation.
Results
EnKF
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Figure A.1: Hindcast output at assimilation station 5004A10
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Figure A.4: Hindcast output at validation station 5006A35
Dud-EnKF
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Figure B.1: Hindcast output at assimilation station 5004A10
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