Hi deneche abdelhakim, If I want to implement a new input format for the random forest say which take sparse matrix as a input, How should I proceed in that direction?
Any ideas?? Regards Karan > yes thats the documentation for Mahout's Decision Forests, but as Ted > noted before, you'll need to checkout the latest version of the trunk. > > Please note that it's still a work in progress, I would appreciate your > feedback and suggestions. Feel free to ask questions in this mailing list > > --- En date de : Lun 31.5.10, Karan Jindal > <[email protected]> a écrit : > >> De: Karan Jindal <[email protected]> >> Objet: Re: Reg: Building Decision Forest using Mahout 0.3 >> À: [email protected] >> Date: Lundi 31 mai 2010, 13h51 >> Hi Ted, >> >> Thanks for the advice of using the latest version of >> mahout. >> It worked for me :) . >> >> And also I followed this link >> https://cwiki.apache.org/confluence/display/MAHOUT/Partial+Implementation >> for running the mahout. >> >> >> >> > Mahout supports the construction of Random Forests >> which are a form of >> > decision forest. >> > >> > It would be much easier for you to get started if you >> could upgrade to the >> > current latest development version. Version 0.3 >> is the latest stable >> > version, but lots of stuff has changed for the better >> since 0.3. >> > >> > In any case, the class that you are looking for is >> > org.apache.mahout.df.mapred.BuildForest. >> > >> > On Sun, May 30, 2010 at 10:08 PM, Karan Jindal < >> > [email protected]> >> wrote: >> > >> >> >> >> Hi all, >> >> >> >> I had installed the latest version of mahout i.e. >> 0.3. >> >> I want to build a decision forest, but didn't find >> any documentation >> >> which >> >> guides to me to so. >> >> >> >> Can anyone tell me where to find such documentaion >> which will tell about >> >> how to run mahout on hadoop and also various >> command line options for >> >> Building Decision Tree? >> >> >> >> Regards >> >> Karan >> >> >> > >> >> > > > > > -- > This message has been scanned for viruses and > dangerous content by MailScanner, and is > believed to be clean. > > -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.
