numerical_gradients

Gradients are needed and will be approximated by finite differences

Specification

• Alias: None

• Arguments: None

Child Keywords:

Required/Optional	Description of Group	Dakota Keyword	Dakota Keyword Description
Optional		method_source	Specify which finite difference routine is used
Optional		interval_type	Specify how to compute gradients and hessians
Optional		fd_step_size	Step size used when computing gradients and Hessians

Description

The numerical_gradients specification means that gradient information is needed and will be computed with finite differences using either the native or one of the vendor finite differencing routines.