Fitting a principal curve to a data matrix in arbitrary dimensions. Hastie and Stuetzle (1989) <doi:10.2307/2289936>.
copied from cf-staging / r-princurveconda install conda-forge::r-princurve
conda install conda-forge/label/cf201901::r-princurve
conda install conda-forge/label/cf202003::r-princurve
conda install conda-forge/label/gcc7::r-princurve