[phenixbb] Phenix reflection statistics
Nathaniel Echols
nechols at lbl.gov
Fri Aug 6 12:22:40 PDT 2010
On Fri, Aug 6, 2010 at 8:05 AM, James Fraser <jaimefraser at gmail.com> wrote:
> What does the correlation coefficient that is reported at the end of
> phenix.reflection_statistics represent? (I would assume the CC of F1
> vs F2 for all reflections with an observation in datasets 1 and 2).
>
Correct.
> Also in the below comparison, how would the overall correlation be
> 0.901 when all the bins have correlations between 0.330-0.858?
>
This appears to be a property of correlation coefficients - I'm still trying
to figure out the precise mathematical explanation, but it is expected.
http://mathworld.wolfram.com/CorrelationCoefficient.html
-Nat
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