[phenixbb] map scaling: sigma or volume scaled

Edward A. Berry BerryE at upstate.edu
Wed Mar 6 20:04:14 PST 2013


Pavel Afonine wrote:
> Hi Ed,
>
> volume scaling - simply normalizing map coefficients by unit cell volume
> (as opposed to normalizing by standard deviations, which "sigma scaling").
>
> Pavel

Does that mean the map values will be in electrons/A**3?
(Apart from the zero-average offset due to no Fooo term?)

>
> On 3/6/13 7:43 PM, Edward A. Berry wrote:
>> map scaling can be defined: sigma or volume scaled
>>
>> Maybe another dumb question, but what is volume scaling?
>> For 2mFo-DFc and mFo-DFc maps.
>>
>> Thanks,
>> Ed
>> _______________________________________________
>> phenixbb mailing list
>> phenixbb at phenix-online.org
>> http://phenix-online.org/mailman/listinfo/phenixbb
>
>



More information about the phenixbb mailing list