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chemometrics (version 1.4.4)

PAC: GC retention indices

Description

For 209 objects an X-data set (467 variables) and a y-data set (1 variable) is available. The data describe GC-retention indices of polycyclic aromatic compounds (y) which have been modeled by molecular descriptors (X).

Usage

data(PAC)

Arguments

Format

A data frame with 209 objects and 2 list elements:

y

numeric vector with length 209

X

matrix with 209 rows and 467 columns

Details

The data can be used for linear and non-linear models.

References

K. Varmuza and P. Filzmoser: Introduction to Multivariate Statistical Analysis in Chemometrics. CRC Press, Boca Raton, FL, 2009.

Examples

Run this code
data(PAC)
names(PAC)

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