diagonal

Specifies the diagonal matrix format when importing a user-specified proposal covariance.

Specification

• Alias: None

• Arguments: None

Description

When importing the MCMC proposal covariance from a user-specified filename, this keyword declares the use of a diagonal matrix format, i.e., the user only provides the (positive) values along the diagonal.

Examples

method,
        bayes_calibration queso
         samples = 1000 seed = 348
          dram
          proposal_covariance
            diagonal filename 'dakota_cantilever_queso.diag.dat'