detrend_Data: Linear regression to detrend the data

In tzerk/roughness: A Collection of Functions Related to Soil Surface Roughness

Description

This function performs a linear regression to detrend the data set.

Usage

detrend_Data(data, plot = TRUE)

Arguments

data	data.frame (required): A log file imported with import_Data.
plot	logical (optional): TRUE to plot the data set before and after detrending.

Value

A data.frame with detrended input data.

Examples

# Load example data
file <- system.file("extdata/raw.log", package = "roughness")
data <- import_Data(file)

# find and remove outliers
data_cleaned <- find_Outliers(data = data,
                              prefilter = TRUE,
                              method = c("iqr", "sd", "mad"),
                              remove = "mad",
                              window = FALSE,
                              width = 20,
                              step = 10, 
                              hist = TRUE,
                              plot = TRUE)
                              
# de-trend the data set
data_detrend <- detrend_Data(data_cleaned, plot = TRUE)

tzerk/roughness documentation built on May 3, 2019, 2:05 p.m.