slices: Create Time Slice Samples

In chrishaarstick/mad4sight: MadStork Foresight

Description

Function to create time slice indices. Based on createTimeSlices from Caret package

Usage

slices(df, width, horizon, skip = 0, fixed_width = TRUE,
  label = "slice")

Arguments

df	data.frame to sample from
width	number of records per training sample
horizon	number of recoreds per validation sample
skip	number of samples skipped. default is 0
fixed_width	logical option to keep all training samples the same width. default is TRUE
label	string label for samples. default is 'slice'

Value

list with train and validation samples

Examples

library(tibble)
df <- tibble(i = 1:20)
slices(df, width = 15, horizon = 1, skip = 0)

chrishaarstick/mad4sight documentation built on May 6, 2019, 4:31 p.m.