Dakota Reference Manual: basis_type

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basis_type

Specify the type of basis truncation to be used for a Polynomial Chaos Expansion.

## Specification

Alias: none

Argument(s): none

Child Keywords:

| Required/Optional | Description of Group | Dakota Keyword | Dakota Keyword Description
--- | --- | --- | --- | ---
| Required (Choose One) | PCE Basis Type (Group 1) | tensor_product | Use a tensor-product index set to construct a polynomial chaos expansion.
total_order | Use a total-order index set to construct a polynomial chaos expansion.
adapted | Use adaptive basis selection to choose the basis terms in a polynomial chaos expansion.

## Description

Specify the type of basis truncation that determines the terms that are included within a Polynomial Chaos Expansion. Options include tensor-product, total-order, and adapted.