This data set is originally from the Mushroom data set, UCI Machine Learning Repository.
data(agaricus.train)A list containing a label vector, and a dgCMatrix object with 6513 rows and 127 variables
It includes the following fields:
label: The label for each record.
data: A sparse Matrix of 'dgCMatrix' class with 126 columns.
https://archive.ics.uci.edu/ml/datasets/Mushroom
Bache, K. & Lichman, M. (2013). UCI Machine Learning Repository http://archive.ics.uci.edu/ml. Irvine, CA: University of California, School of Information and Computer Science.