augmentation: Duplicate and add noise to a dataset

In fdm2id: Data Mining and R Programming for Beginners

Duplicate and add noise to a dataset

Description

This function is a data augmentation technique. It duplicates rows and add gaussian noise to the duplicates.

Usage

augmentation(dataset, target, n = 5, sigma = 0.1, seed = NULL)

Arguments

dataset	The dataset to be split (data.frame or matrix).
target	The column index of the target variable (class label or response variable).
n	The scaling factor (as an integer value).
sigma	The baseline variance for the noise generation.
seed	A specified seed for random number generation.

Value

An augmented dataset.

Examples

require (datasets)
data (iris)
d = augmentation (iris, 5)
summary (iris)
summary (d)

fdm2id documentation built on July 9, 2023, 6:05 p.m.