estimate_incisingball: Intrinsic Dimension Estimation with Incising Ball
In Rdimtools: Dimension Reduction and Estimation Methods

est.incisingball

R Documentation

Intrinsic Dimension Estimation with Incising Ball

Description

Incising ball methods exploits the exponential relationship of the number of samples contained in a ball and the radius of the incising ball.

Usage

est.incisingball(X)

Arguments

`X`	an (n\times p) matrix or data frame whose rows are observations.

Value

a named list containing containing

estdim: estimated intrinsic dimension.

Author(s)

Kisung You

References

\insertRef

fan_intrinsic_2009Rdimtools

Examples


## create an example data with intrinsic dimension 2
X = cbind(aux.gensamples(dname="swiss"),aux.gensamples(dname="swiss"))

## acquire an estimate for intrinsic dimension
output = est.incisingball(X)
sprintf("* est.incisingball : estimated dimension is %d.",output$estdim)

Rdimtools documentation built on Dec. 28, 2022, 1:44 a.m.