请问：mlbench.peak用于解决什么问题啊？现实生活中是处理什么问题的，应如何运用？

包中所有的解释文字就是这些，我还是不知道用于什么问题，怎样用？
Peak Benchmark Problem
Description
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.
Usage
mlbench.peak(n, d=20)
Arguments
n    number of patterns to create
d    dimension of the problem
Value
Returns a list with components
x    input values (independent variables)
y    output values (dependent variable)

[此贴子已经被作者于2008-12-10 20:30:11编辑过]