correlation_plot: Correlation matrix chart

In fingerPro: A Comprehensive Package for Sediment Source Unmixing

Correlation matrix chart

Description

The function displays a correlation matrix of each of the properties divided by the different sources to help the user in the decision.

Usage

correlation_plot(
  data,
  columns = c(1:ncol(data) - 1),
  mixtures = FALSE,
  nmixtures = 1,
  colors = NULL
)

Arguments

data	Data frame containing sediment source and mixture data. Users should ensure their data is in a valid format by using the check_database() function before running this function.
columns	Numeric vector containing the index of the columns in the chart (the first column refers to the grouping variable)
mixtures	Boolean to include or exclude the mixture samples in the chart
nmixtures	Number of mixtures in the dataset
colors	Vector of colors to use for the scatterplot

fingerPro documentation built on Aug. 27, 2025, 5:11 p.m.