featuretoolsR (version 0.4.4)

extract_features: Extract features

Description

This function is used to extract all features created from dfs.

Usage

extract_features(.data)

Arguments

.data

The featuretools-object returned from dfs.

Value

All features created during dfs, as a tibble.

Examples

# NOT RUN {
library(magrittr)
set_1 <- data.frame(key = 1:100, value = sample(letters, 100, TRUE), stringsAsFactors = TRUE)
set_2 <- data.frame(key = 1:100, value = sample(LETTERS, 100, TRUE), stringsAsFactors = TRUE)
# Common variable: `key`

as_entityset(set_1, index = "key", entity_id = "set_1", id = "demo") %>%
  add_entity(entity_id = "set_2", df = set_2, index = "key") %>%
  add_relationship(
    parent_set = "set_1",
    child_set = "set_2",
    parent_idx = "key",
    child_idx = "key"
  ) %>%
  dfs(target_entity = "set_1", trans_primitives = c("and")) %>%
  extract_features()
# }