[alma-config] IMAGR in Eric Keto mesage

Leonia Kogan lkogan at aoc.nrao.edu
Thu Mar 16 11:07:44 EST 2000


Eric Keto wrote:

>Second, the IMAGR implementation of the clean algorithm 
>is one which has been developed over 20 years to clean the 
>centrally condensed VLA configuration.
>But this algorithm is not going to do a good job on the uniform 
>distribution of the ring or triangular arrays.

It can be infered from these sentences that CLEAN of IMAGR has special 
lines of code to improve its ability working with a centrally condensed 
configuration (VLA in particular). It is not a case.
I ask Barry Clark to comment this statement.
He said that nothing special is in the IMAGR's CLEAN to support a centrally 
condensed configuration. 

I think IMAGR works good(better) with a centrally condensed configuration 
just because such a configuration gives lower side lobes.

Leonia



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