Re: [ccp4bb] High Resolution Cutoff

2012-06-11 Thread Kay Diederichs
Dear Michael, the purpose of our paper (http://www.sciencemag.org/content/336/6084/1030) was to develop and document methods that enable to check for yourself what the best high resolution cutoff is - no rules of thumb are necessary! However, repeated use of the "paired refinement technique" (3

Re: [ccp4bb] High Resolution Cutoff

2012-06-10 Thread Tim Gruene
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Dear Michael, Irrespective of possibe statistical arguments, I'd rather cut data at CC_1/2 >= 70%. Having said that I don't think people have come to a consensus yet and I am so old-fashioned that I mainly cut my data at I/sigI >= 2. This is based on