toxicity {ade4} | R Documentation |
This data set gives the toxicity of 7 molecules on 17 targets expressed in -log(mol/liter)
data(toxicity)
toxicity
is a list of 3 components.
is a data frame with 7 columns and 17 rows
is a vector of the names of the species in the 17 targets
is a vector of the names of the 7 molecules
Devillers, J., Thioulouse, J. and Karcher W. (1993) Chemometrical Evaluation of Multispecies-Multichemical Data by Means of Graphical Techniques Combined with Multivariate Analyses. Ecotoxicology and Environnemental Safety, 26, 333–345.
data(toxicity) if(adegraphicsLoaded()) { table.image(toxicity$tab, labelsy = toxicity$species, labelsx = toxicity$chemicals, nclass = 7, ptable.margin = list(b = 5, l = 25, t = 25, r = 5), ptable.y.pos = "left", pgrid.draw = TRUE) table.value(toxicity$tab, labelsy = toxicity$species, labelsx = toxicity$chemicals, ptable.margin = list(b = 5, l = 5, t = 25, r = 26)) } else { table.paint(toxicity$tab, row.lab = toxicity$species, col.lab = toxicity$chemicals) table.value(toxicity$tab, row.lab = toxicity$species, col.lab = toxicity$chemicals) }