Let \(r=3u\) where u is uniform on [0,1]. Take x to be uniformly distributed on the d-dimensional sphere of radius r. Let \(y=25exp(-.5r^2)\). This data set is not a classification problem but a regression problem where y is the dependent variable.
mlbench.peak(n, d=20)Returns a list with components
input values (independent variables)
output values (dependent variable)
number of patterns to create
dimension of the problem