totalSS: Total Sum of Squares Matrix

In DiscriMiner: Tools of the Trade for Discriminant Analysis

Description

Calculates the total sum of squares and cross product matrix (a.k.a. total scatter matrix)

Usage

  totalSS(variables)

Arguments

variables

matrix or data frame with explanatory variables

Author(s)

Gaston Sanchez

See Also

totalCov, betweenSS, withinSS

Examples

## Not run: 
  # load iris dataset
  data(iris)

  # total scatter matrix
  totalSS(iris[,1:4])
  
## End(Not run)

Example output

             Sepal.Length Sepal.Width Petal.Length Petal.Width
Sepal.Length   102.168333   -6.322667     189.8730    76.92433
Sepal.Width     -6.322667   28.306933     -49.1188   -18.12427
Petal.Length   189.873000  -49.118800     464.3254   193.04580
Petal.Width     76.924333  -18.124267     193.0458    86.56993

DiscriMiner documentation built on May 1, 2019, 10:32 p.m.