Changes between Version 7 and Version 8 of PDAF_diag_stddev_nompi
- Timestamp:
- Mar 26, 2025, 2:18:07 PM (6 days ago)
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PDAF_diag_stddev_nompi
v7 v8 27 27 * The ensemble standard deviation is a common measure of the estimate model root mean square error. It is typically computed in `prepoststep_pdaf` to monitor the assimilation process. 28 28 * We recommend to use this routine only in cases where the MPI parallelization is not initialized, e.g. in separate post-analysis programs. In assimilation programs, where the parallelization is initialized for PDAF, we recommend to use the routine [wiki:PDAF_diag_stddev] for better overall compatibility. 29 * The option `do_mean` exists mainly for performance reasons. If `state_p` contains isensemble mean state it does not need to be computed again.29 * The option `do_mean` exists mainly for performance reasons. If `state_p` contains alrady the ensemble mean state it does not need to be computed again. 30 30 * The routine does not perform any MPI operations and can also be used if PDAF was not initialized by calling `PDAF_init`.