Glass

0th

Percentile

Glass data

Glass data of Lemberge et al. (2000) containing Electron Probe X-ray Microanalysis (EPXMA) intensities for different wavelengths of 16--17th century archaeological glass vessels. This dataset was also used in Hubert et al. (2005).

Keywords
datasets
Usage
data(Glass)
Format

A data frame with 180 observations and 750 variables. These variables correspond to EPXMA intensities for different wavelengths and are indicated by V1, V2, ..., V750.

References

Hubert, M., Rousseeuw, P. J., and Vanden Branden, K. (2005), ``ROBPCA: A New Approach to Robust Principal Component Analysis,'' Technometrics, 47, 64--79.

Aliases
  • Glass
Examples
# NOT RUN {
data(Glass)

res <- robpca(Glass, k=4, alpha=0.5)
matplot(res$loadings, type="l", lty=1)
# }
Documentation reproduced from package rospca, version 1.0.4, License: GPL (>= 2)

Community examples

Looks like there are no examples yet.