admb_real:two_qs_cohorts_per_run
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admb_real:two_qs_cohorts_per_run [2010/09/20 08:43] – lennartfr | admb_real:two_qs_cohorts_per_run [2010/09/20 10:39] (current) – lennartfr | ||
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=== Summary === | === Summary === | ||
- | :!: For all but one of these runs, the mortality | + | :!: The VPA estimates are contained in the confidence intervals //if we estimate |
- | :!: As the number of cohorts increases, | + | :!: All our population level estimates are higher than the corresponding VPA estimates. |
- | :!: The VPA estimates are contained in the confidence intervals //only if// we estimate one cohort. | + | :!: For all but one of these runs, the mortality is very close to its upper bound of 0.5, which implies that only a fraction of exp(-0.5) = 0.6 of the individuals that escape catch survive to the next year. |
+ | |||
+ | :!: As the number of cohorts increases, the catchabilities frequently become very low, resulting in enourmous N0 estimates and standard deviations. | ||
- | :!: :!: :!: Adding a cohort may result in a dramatic change of the estimates. For instance, compare the single-cohort curves of the cohorts born in 1995 and 1996, with the corresponding estimate of both these cohorts simultaneously. | + | :!: :!: :!: //Adding a single |
==== First cohort born in 1994 ==== | ==== First cohort born in 1994 ==== |
admb_real/two_qs_cohorts_per_run.1284972201.txt.gz · Last modified: 2010/09/20 08:43 by lennartfr