milk_MIR {bplsr}R Documentation

Milk traits and corresponding mid-infrared spectra

Description

Data containing spectral measurements for 431 milk samples with various chemical and technological traits measures. Details can be found in Visentin et al. (2015) and McDermot et al. (2016).

Usage

data(milk_MIR)

Format

Data of 431 dairy milk samples with variables split into a list of 3 data frames:

info

Information variables on the samples.

xMIR

531 spectral measurements in the mid-infrared region (predictors). Noisy water-regions have been removed.

yTraits

45 chemical and technological traits (responses); contains missing values.

References

McDermott, A., Visentin, G., De Marchi, M., Berry, D., Fenelon, M., O'connor, P., Kenny, O., and McParland, S. (2016). Prediction of individual milk proteins including free amino acids in bovine milk using mid-infrared spectroscopy and their correlations with milk processing characteristics. Journal of Dairy Science, 99(4):3171–3182.

Visentin, G., McDermott, A., McParland, S., Berry, D., Kenny, O., Brodkorb, A., Fenelon, M., and De Marchi, M. (2015). Prediction of bovine milk technological traits from midinfrared spectroscopy analysis in dairy cows. Journal of Dairy Science, 98(9):6620–6629.

Examples

data(milk_MIR, package="bplsr")

[Package bplsr version 1.0.4 Index]