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From Ted Dunning <ted.dunn...@gmail.com>
Subject Re: Lanczos Algorithm
Date Thu, 25 Nov 2010 19:27:24 GMT
Mahout-math is a separate dependency.  If you are using maven, the second
order dependency should be picked up automagically.  If you are using maven,
I don't understand why the build wouldn't pick it up automatically.

2010/11/25 Fernando Fernández <fernando.fernandez.gonzalez@gmail.com>

> Hi again Jake,
>
> I'm having a lot of problems trying to use the DistributedLanczosSolver
> class directly. I get ClassNotFound exceptions for
> org.apache.mahout.math.vector, but svd seems to execute perfectly when I
> use
> it on the command line (The only problem is that I only get printed
> eigenvalues and I need them to do the extra multiplications you mentioned
> before). Can you tell which .java file or source code generates the job
> under "mahout svd" command so I can compare it to my code and see if i'm
> missing something that causes the exception? If I have this code, I just
> need to add the lines needed to persist eigenvalues.
>
> Best,
> Fernando.
>
> 2010/11/24 Jake Mannix <jake.mannix@gmail.com>
>
> > 2010/11/24 Fernando Fernández <fernando.fernandez.gonzalez@gmail.com>
> >
> > > Sorry jake,
> > >
> > > What do you mean by "length", do you mean the norm of the vector?
> > >
> >
> > yes.
> >
> >  -jake
> >
>

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