ordering

Ordering of the points of this digital net

Specification

• Alias: None

• Arguments: None

• Default: Gray code ordering

Child Keywords:

Required/Optional	Description of Group	Dakota Keyword	Dakota Keyword Description
Optional (Choose One)	Ordering	natural	Natural ordering of the points of this digital net
		gray_code	Gray code ordering of the points of this digital net

Description

Specify the order in which the points of this digital net should be returned. Currently, Dakota supports natural and gray_code ordering. The default behavior is to return points using Gray code ordering.

Examples

environment
  tabular_data
    tabular_data_file = 'samples.dat'
    freeform

method
  sampling
    samples 32
    sample_type
      low_discrepancy
        digital_net
          generating_matrices inline
            1 2 4 8 16
            # this encodes the generating matrix
            # 1 0 0 0 0
            # 0 1 0 0 0
            # 0 0 1 0 0
            # 0 0 0 1 0
            # 0 0 0 0 1
            1 3 5 15 17
            # this encodes the generating matrix
            # 1 1 1 1 1
            # 0 1 0 1 0
            # 0 0 1 1 0
            # 0 0 0 1 0
            # 0 0 0 0 1
          m_max 5
          t_max 5
          no_scrambling
          no_digital_shift
          ordering natural

variables
  uniform_uncertain = 2
    lower_bounds 0.0 0.0
    upper_bounds 1.0 1.0

interface
  analysis_drivers = 'genz'
  analysis_components = 'cp1'
  direct

responses
  response_functions = 1
  no_gradients
  no_hessians