![[CIF logo]](https://www.iucr.org/__data/assets/image/0003/125499/CIF_v2.5.jpg)
Protein Data Bank exchange dictionary (pdbx) version 1.0521
_refine.ls_weighting_scheme
Name:'_refine.ls_weighting_scheme'
Definition:
The weighting scheme applied in the least-squares process. The standard code may be followed by a description of the weight (but see _refine.ls_weighting_details for a preferred approach).
Type: ucode
Mandatory item: no
Alias:_refine_ls_weighting_scheme (cif_core.dic version 2.0.1)
The data value must be one of the following:
sigma | based on measured e.s.d.'s |
unit | unit or no weights applied |
calc | calculated weights applied |
Category: refine