mlbench: mlbench.cassini – R documentation

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mlbench.cassini

Cassini: A 2 Dimensional Problem

Description

The inputs of the cassini problem are uniformly distributed on a 2-dimensional space within 3 structures. The 2 external structures (classes) are banana-shaped structures and in between them, the middle structure (class) is a circle.

Usage

mlbench.cassini(n, relsize=c(2,2,1))

Arguments

`n`	number of patterns to create
`relsize`	relative size of the classes (vector of length 3)

Value

Returns an object of class "mlbench.cassini" with components

`x`	input values
`classes`	vector of length `n` with target classes

Author(s)

Evgenia Dimitriadou and Andreas Weingessel

Examples

p <- mlbench.cassini(5000)
plot(p)

mlbench

Machine Learning Benchmark Problems

v2.1-3

GPL-2

Authors

Friedrich Leisch and Evgenia Dimitriadou.

Initial release

2021-01-21