DoubleFunction has not been removed, no. It is in the math package. You need to make sure you have mahout-math in your classpath too.
On Fri, Feb 25, 2011 at 10:35 AM, Andre Schumacher <[email protected]> wrote: > Dear all, > > I'm new to Mahout (and quite new to machine learning in general) but I was > wondering whether there may be a problem with the current SVN version > and missing class called DoubleFunction (part of ...math/function). > > My concrete problem is that I would like to use SVDRecommender > together with ALSWRFactorizer and I get a missing class error > for DoubleFunction. I googled a bit and it seems that there used to > be a class called DoubleFunction but now there is only > DoubleDoubleFunction. > > My question would be if there are pending changes to math vector/matrix > classes and if DoubleDoubleFunction has replaced DoubleFunction? > > Thankful for any comments.. > > Andre >
