[R] space-time power spectra analysis

[Flore MOUNIER]

Dear R users,
I would like to do a space-time power spectra analysis. Have anybody done it 
before. If yes, with which package?
Thank you in advance for any advices.
Sincerely,
Flore MOUNIER

-- 
Flore MOUNIER
Laboratoire de Météorologie Dynamique
Ecole Polytechnique
F 91128 Palaiseau Cedex
Tél:  01-69-33-36-19
Fax:  01-69-33-30-49
e-mail : mounier at lmd.polytechnique.fr