est.incisingball | R Documentation |
Incising ball methods exploits the exponential relationship of the number of samples contained in a ball and the radius of the incising ball.
est.incisingball(X)
X |
an (n\times p) matrix or data frame whose rows are observations. |
a named list containing containing
estimated intrinsic dimension.
Kisung You
fan_intrinsic_2009Rdimtools
## 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)
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