hyptis {chemometrics} | R Documentation |
30 objects (Wild growing, flowering Hyptis suaveolens) and 7 variables (chemotypes), and 2 variables that explain the grouping (4 groups).
data(hyptis)
A data frame with 30 observations on the following 9 variables.
Sabinene
Pinene
Cineole
Terpinene
Fenchone
Terpinolene
Fenchol
Location
East-high
East-low
North
South
Group
This data set can be used for cluster analysis.
~~ reference to a publication or URL from which the data were obtained ~~
P. Grassi, M.J. Nunez, K. Varmuza, and C. Franz: Chemical polymorphism of essential oils of Hyptis suaveolens from El Salvador. Flavour & Fragrance, 20, 131-135, 2005. K. Varmuza and P. Filzmoser: Introduction to Multivariate Statistical Analysis in Chemeometrics. CRC Press. To appear.
data(hyptis) str(hyptis)