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Re: EOF analysis

Hello Li,
Ferret has external functions for EOF analysis which are in version
5.22.   From the Ferret command line, see
yes? show func EOF*

and also see the users guide in Appendix A under Empirical Orthogonal

-Ansley Manke

Zhang Li wrote:

> I'm trying to do EOF analysis on 20 Isotherm Depth in Pacific Ocean.
> I used Ferret to get a cdf file of 20 Isotherm Depth (because the
> original data is .cdf format), then put it in Fortran program for EOF
> analysis. First I tried to do the same thing on SST, it worked, but as
> for 20 Isotherm Depth, it didn't work and showed the problem "floating
> overflow". I couldn't figure out what's wrong, do you have some idea
> about that? or maybe ferret can do EOF analysis by itself?
> The version of ferret I use is v5.22.
> Thanks very much. Looking forwards to your reply!
> Sincerely,
> li

Ansley Manke  Pacific Marine Environmental Laboratory  Seattle WA  (206)526-6246

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