| 252 | | === ENSRF/EAKF (filtertype=PDAF_DA_ENSRF=13) === |
| 253 | | |
| 254 | | {{{ |
| 255 | | PDAF Available options for ENSRF: |
| 256 | | PDAF --- Sub-types (Parameter subtype) --- |
| 257 | | PDAF 0: ENSRF with serial observation processing (cf. Houtekamer/Mitchell, 2002) |
| 258 | | PDAF 1: EAKF/2-step local least squares filter (cf. Anderson, 2003) |
| 259 | | PDAF --- Integer parameters (Array param_int) --- |
| 260 | | PDAF param_int(1): dim_p |
| 261 | | PDAF Dimension of state vector (>0), required |
| 262 | | PDAF param_int(2): dim_ens |
| 263 | | PDAF Ensemble size (>0), required |
| 264 | | PDAF param_int(3): not used |
| 265 | | PDAF param_int(4): not used |
| 266 | | PDAF param_int(5): not used |
| 267 | | PDAF param_int(6): not used |
| 268 | | PDAF param_int(7): not used |
| 269 | | PDAF param_int(8): observe_ens |
| 270 | | PDAF Application of observation operator H, optional |
| 271 | | PDAF 0: Apply H to ensemble mean to compute innovation |
| 272 | | PDAF 1: Apply H to ensemble states; then compute innovation from their mean (default) |
| 273 | | PDAF param_int(8)=1 is the recomended choice for nonlinear H |
| 274 | | PDAF param_int(9): type_obs_init |
| 275 | | PDAF Initialize observations before or after call to prepoststep_pdaf |
| 276 | | PDAF 0: Initialize observations before call to prepoststep_pdaf |
| 277 | | PDAF 1: Initialize observations after call to prepoststep_pdaf (default) |
| 278 | | PDAF --- Floating point parameters (Array param_real) --- |
| 279 | | PDAF param_real(1): forget |
| 280 | | PDAF Forgetting factor (usually >0 and <=1), required |
| 281 | | PDAF --- Further parameters --- |
| 282 | | PDAF n_modeltasks: Number of parallel model integration tasks |
| 283 | | PDAF (>=1; not larger than total number of processors) |
| 284 | | PDAF screen: Control verbosity of PDAF |
| 285 | | PDAF 0: no outputs |
| 286 | | PDAF 1: basic output (default) |
| 287 | | PDAF 2: 1 plus timing output |
| 288 | | PDAF 3: 2 plus debug output |
| 289 | | PDAF +++++++++ End of option overview for the ENSRF ++++++++++ |
| 290 | | }}} |
| 291 | | |
| 292 | | |
| | 312 | }}} |
| | 313 | |
| | 314 | |
| | 315 | |
| | 316 | === ENSRF/EAKF (filtertype=PDAF_DA_ENSRF=13) === |
| | 317 | |
| | 318 | {{{ |
| | 319 | PDAF Available options for ENSRF: |
| | 320 | PDAF --- Sub-types (Parameter subtype) --- |
| | 321 | PDAF 0: ENSRF with serial observation processing (cf. Houtekamer/Mitchell, 2002) |
| | 322 | PDAF 1: EAKF/2-step local least squares filter (cf. Anderson, 2003) |
| | 323 | PDAF --- Integer parameters (Array param_int) --- |
| | 324 | PDAF param_int(1): dim_p |
| | 325 | PDAF Dimension of state vector (>0), required |
| | 326 | PDAF param_int(2): dim_ens |
| | 327 | PDAF Ensemble size (>0), required |
| | 328 | PDAF param_int(3): not used |
| | 329 | PDAF param_int(4): not used |
| | 330 | PDAF param_int(5): not used |
| | 331 | PDAF param_int(6): not used |
| | 332 | PDAF param_int(7): not used |
| | 333 | PDAF param_int(8): observe_ens |
| | 334 | PDAF Application of observation operator H, optional |
| | 335 | PDAF 0: Apply H to ensemble mean to compute innovation |
| | 336 | PDAF 1: Apply H to ensemble states; then compute innovation from their mean (default) |
| | 337 | PDAF param_int(8)=1 is the recomended choice for nonlinear H |
| | 338 | PDAF param_int(9): type_obs_init |
| | 339 | PDAF Initialize observations before or after call to prepoststep_pdaf |
| | 340 | PDAF 0: Initialize observations before call to prepoststep_pdaf |
| | 341 | PDAF 1: Initialize observations after call to prepoststep_pdaf (default) |
| | 342 | PDAF --- Floating point parameters (Array param_real) --- |
| | 343 | PDAF param_real(1): forget |
| | 344 | PDAF Forgetting factor (usually >0 and <=1), required |
| | 345 | PDAF --- Further parameters --- |
| | 346 | PDAF n_modeltasks: Number of parallel model integration tasks |
| | 347 | PDAF (>=1; not larger than total number of processors) |
| | 348 | PDAF screen: Control verbosity of PDAF |
| | 349 | PDAF 0: no outputs |
| | 350 | PDAF 1: basic output (default) |
| | 351 | PDAF 2: 1 plus timing output |
| | 352 | PDAF 3: 2 plus debug output |
| | 353 | PDAF +++++++++ End of option overview for the ENSRF ++++++++++ |