data.edit.corr.cut_blank sets the specified variables to MVC on the minute that it detects a cut size switch for that variable.
data.edit.corr.cut_blank can operate as either an independent filter (provided the correct input is given) or as part of the correction chain
data.edit.corr.cut_blank [var1 ... varN]
List of regular expressions (wrapped in /^varN$/) to blank. The flags associated with a given variable is attempted to be inferred from the matched variable. If the variable contains a ':' then anything following it is a regular expression that will try to match flags.
The default is to match:
Bb?[sa][BGRSLCFAKV]c?[^_]*_\D+1\d+
Which will select any scattering or absorption on line one (the default impactor switched line).
data.get sgp S11a 2008:10 2008:11 | data.edit.corr.cut_blank