Data Item _em_map_resolution.fsc_significance_threshold
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General 
- Item name
- _em_map_resolution.fsc_significance_threshold
- Category name
- em_map_resolution
- Attribute name
- fsc_significance_threshold
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
The fourier shell correlation significance threshold in sigma.
e.g. a 3 sigma threshold is three standard deviations over
the random noise value.
Data Type 
- Data type code
- float
- Data type detail
- int item types are the subset of numbers that are the floating numbers.
- Primitive data type code
- numb
- Regular expression
- -?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?