[SciPy-User] Problems with 2D interpolation of data on polar grid

denis denis-bz-gg@t-online...
Mon Aug 30 09:48:11 CDT 2010


Kyle,
  it looks as though there's a mixup here between Cartesion X,Y and
polar Xnew,Ynew.
griddata() will catch this to some extent with masked array Znew
but the the Fitpack routines will extrapolate *without warning*.
See the too-long notes under
http://stackoverflow.com/questions/3526514/problem-with-2d-interpolation-in-scipy-non-rectangular-grid

cheers
  -- denis


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