na_index: Support function for identifying missing values

In emil: Evaluation of Modeling without Information Leakage

Description

Support function for identifying missing values

Usage

na_index(data)

Arguments

data	Fitting and testing data sets, as returned by pre_split.

Value

Data frame containing row and column indices of missing values or NULL if the data doesn't contain any.

Author(s)

Christofer Bäcklin

Examples

x <- as.matrix(iris[-5])
y <- iris$Species
x[sample(length(x), 10)] <- NA
cv <- resample("crossvalidation", y)
sets <- pre_split(x, y, cv[[1]])
sets <- pre_remove(sets, 3L)
na_index(sets)

emil documentation built on Aug. 1, 2018, 1:03 a.m.