[daip] scimg or imagr question

Eric Greisen egreisen at nrao.edu
Fri Feb 23 12:06:08 EST 2007


Hanno Spreeuw writes:
 > Hello, what does "CDECID: CANNOT OBTAIN BEAM PATCH - MAP LIMIT PROPERLY"
 > mean when running SCIMG?
 > Thanks,
 > Hanno.
C                                       If program gets here there is a
C                                       serious problem. e.g. residual
C                                       map has a constant (or nearly)
C                                       value, set NRESKP.

Is MAXPIXEL small, the residual image nearly constant, the MINPATCH
value large?  Is the beam odd - i.e. does it have large values in the
corners?  Specifically, it says that the pesudo AP memory is not big
enough to hold the bame patch (MINP * (2*MINP-1)) plus the number of
pixels in the uppermost histogram level.  Is this 31DEC07?  What
message do you get about allocating and reallocating memory - perhaps
there is an SCIMG bug allocating enough memory.  I suspect that SCIMG
is not tested enough (given the IMAGR  multi-scale bug just found) to
have shown up all errors yet.

Thanks,

Eric Greisen




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