get_level_factors: Extract Factors at a Given Hierarchical Level

In FARS: Factor-Augmented Regression Scenarios

Extract Factors at a Given Hierarchical Level

Description

Retrieves all factors from a given level of the hierarchical structure that include the specified combination of blocks.

Usage

get_level_factors(factor_list, combination, level)

Arguments

factor_list	A named list of factors for each node (from build_factor_structure).
combination	Integer vector. Indices of the blocks involved in the current node.
level	Integer. The hierarchical level (i.e., the number of blocks involved).

Value

A matrix of concatenated factors matching the given level and combination, or NULL if no match is found.

FARS documentation built on Feb. 17, 2026, 5:06 p.m.