I think you mix logistic regression (which is a classifier as Ted mentioned) and (multivariables) linear regression. What you need is the latter. R or Matlab or Octave (others exists too) are great options if size of your data is tractable.
On Wed, May 23, 2012 at 9:57 AM, Paritosh Ranjan <[email protected]> wrote: > Please correct me if I am wrong. > > I see Logistic Regression and Locally Weighted Linear Regression on the > algorithms page. Can't they be used for predicting the value of continuous > variables. > > https://cwiki.apache.org/**confluence/display/MAHOUT/**Logistic+Regression<https://cwiki.apache.org/confluence/display/MAHOUT/Logistic+Regression> > https://cwiki.apache.org/**confluence/display/MAHOUT/** > Locally+Weighted+Linear+**Regression<https://cwiki.apache.org/confluence/display/MAHOUT/Locally+Weighted+Linear+Regression> > > > > On 23-05-2012 12:20, Ted Dunning wrote: > >> Counts as machine learning to me! >> >> On Wed, May 23, 2012 at 12:57 AM, Jason Xin<[email protected]> wrote: >> >> A 'regular' regression may not qualify as machine-learning, although >>> machines definitely can learn regular regression. If data set is too >>> large, >>> your R may crash. That is, most of R programs today. >>> >>> -----Original Message----- >>> From: Ted Dunning [mailto:[email protected]] >>> Sent: Tuesday, May 22, 2012 7:34 PM >>> To: [email protected] >>> Cc: [email protected] >>> Subject: Re: Forecasting in Mahout >>> >>> That is a regression, not a classifier. There are no good regression in >>> Mahout just now. >>> >>> How large is your data? Is R not an option? >>> >>> On Tue, May 22, 2012 at 10:31 AM, ParvathyPillai >>> <[email protected]>**wrote: >>> >>> I am currently working on a project which deals with demand >>>> forecasting and machine learning on Hadoop. I came across Mahout when >>>> >>> researching for this. >>> >>>> From the various tutorials and 'Mahout in Action' book, I came to >>>> understand that classification algorithms on Mahout though allow the >>>> use of continuous predictor variables, needs the target variables to >>>> be categorical. Is it possible to apply these classification >>>> algorithms for predicting the values of continuous variables, >>>> essentially like demand? If so, how? >>>> >>>> -- >>>> View this message in context: >>>> http://lucene.472066.n3.**nabble.com/Forecasting-in-** >>>> Mahout-tp3985365.htm<http://lucene.472066.n3.nabble.com/Forecasting-in-Mahout-tp3985365.htm> >>>> l Sent from the Mahout User List mailing list archive at Nabble.com. >>>> >>>> > -- Philippe Adjiman | Research Engineer @appsfire | twitter: padjiman | linkedin: il.linkedin.com/in/philippeadjiman | blog: http://philippeadjiman.com/blog
