mikropml (version 1.6.0)

get_corr_feats: Identify correlated features

Description

Identify correlated features

Usage

get_corr_feats(
  features,
  corr_thresh = 1,
  group_neg_corr = TRUE,
  corr_method = "spearman"
)

Value

Dataframe of correlated features where the columns are feature1, feature2, and the correlation between those two features (anything exceeding corr_thresh).

Arguments

features

a dataframe with each column as a feature for ML

corr_thresh

For feature importance, group correlations above or equal to corr_thresh (range 0 to 1; default: 1).

group_neg_corr

Whether to group negatively correlated features together (e.g. c(0,1) and c(1,0)).

corr_method

correlation method. options or the same as those supported by stats::cor: spearman, pearson, kendall. (default: spearman)

Author

Begüm Topçuoğlu,

Zena Lapp,