[Octave-bug-tracker] [bug #42143] using NA for extrapolated values is not compatible with Matlab behavior

[John W. Eaton]

URL:
  <http://savannah.gnu.org/bugs/?42143>

                 Summary: using NA for extrapolated values is not compatible
with Matlab behavior
                 Project: GNU Octave
            Submitted by: jwe
            Submitted on: Fri 18 Apr 2014 04:12:28 PM GMT
                Category: Octave Forge Package
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Matlab Compatibility
                  Status: None
             Assigned to: None
         Originator Name: jwe
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: other
        Operating System: Any

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Details:


imrotate (eye (10), -40)


generates a matrix with many NA values.  Matlab is documented to
fill/extrapolate with 0.  Perhaps there was a good reason for choosing to use
NA instead of 0 for extrapolated values, but I think it would be helpful to be
compatible with Matlab by default.





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