[phenixbb] "Negative reflections" (previously Are sigma cutoffs for R-free reflections cheating?)

Hi, Ed and Pavel,> No, of course. I was just wondering how better (and what is > "better" in  this case) the refinement results will be if one includes the > negative (zero) reflections into the process of refinement, and did > anyone clearly demonstrate it. Can the work below help your discussion?Best regards,Sacha=============Acta Cryst. (1978). A34, 517-525    [ doi:10.1107/S0567739478001114 ]On the treatment of negative intensity observationsS. French and K. Wilson