spiralData: Generating spiral sample

In spinebil: Investigating New Projection Pursuit Index Functions

Generating spiral sample

Description

n-2 points are drawn from a normal distribution with mean=0, sd=1, the points in the final two direction are sampled along a spiral by samping the angle from a normal distribution with mean=0, sd=2*pi (absolute values are used to fix the orientation of the spiral).

Usage

spiralData(n, p)

Arguments

n	sample dimensionality
p	number of sample points to generate

Value

sample points in matrix format

Examples

spiralData(4, 100)

spinebil documentation built on Aug. 8, 2025, 6:16 p.m.