[MITgcm-devel] ice/snow pdf

[Torge Martin]

Just adding to the already positive feedback: the capability to start an
ITD run with observed distribution(s) could come in handy in the future.
Would be great if you share your code by checking this in, Martin.

Thanks,
Torge


On Thu, Jan 22, 2015 at 6:29 PM, Jean-Michel Campin <jmc at ocean.mit.edu>
wrote:

> Hi Martin,
>
> 14-11 digits is not too bad; so it should not prevent you to add this new
> feature.
> will still need to update some output.
> One question: It's time to make a new checkpoint (but have still few fixes
> related to pkg/atm_phys to check-in). Do you want to wait few days and
> make changes after the checkpoint (might be better ?) or do you prefer to
> add
> them now ?
>
> Cheers,
> Jean-Michel
>
> On Thu, Jan 22, 2015 at 04:10:47PM +0000, Menemenlis, Dimitris (329D)
> wrote:
> > It would be great to have capability to prescribe arbitrary ice
> thickness distributions.
> > My vote is to include.
> >
> > > On Jan 22, 2015, at 7:06 AM, Martin Losch <Martin.Losch at awi.de> wrote:
> > >
> > > Hi Jean-Michel and others,
> > >
> > > I am trying to recover an implementation that allows prescribing a ice
> thickness distribution instead of the simple 1/seaice_multDim one (effects
> are described here:
> http://onlinelibrary.wiley.com/doi/10.1002/2013JC009342/abstract).
> Unfortunately, results change from 16 to 14-11 digits of aggreement for
> basically all experiments that use SEAICE_multDim=7. The reason is, that
> Fortran doesn’t know that 7/7=1, but 0.9999999999978 or so. Do we care? Or
> do we care enough about prescribing an observed ice thickness distribution
> that we don’t care about these small difference? If not, I’ll just scrap
> this effort.
> > >
> > > what do you think?
> > >
> > > Martin
> > >
> > >
> > >
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> >
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