Hi Edward.
A colleague of mine showed me to the RMSD, using showApod from nmrpipe.
showApod test.ft2 | grep "REMARK Automated Noise Std Dev in Processed
Data:" | awk '{print $9} '
When I compare with SPARKY mode 'rm' and 'st' the values agree quite much.
Do you have any experience with this?
Best
Troels