Reply-To: | | [log in to unmask][log in to unmask], 6 Mar 2011 10:35:05 -0800553_ISO-8859-1 I should probably admit that I might be indirectly responsible for the resurgence of this I/sigma > 3 idea, but I never intended this in the way described by the original poster's reviewer!
What I have been trying to encourage people to do is calculate R factors using only hkls for which the signal-to-noise ratio is > 3. Not refinement! Refinement should be done against all data. I merely propose that weak data be excluded from R-factor calculations after the refinement/scaling/mergeing/etc. is done. [...][log in to unmask] |