Mahout 0.7 -----Original Message----- From: Suneel Marthi [mailto:[email protected]] Sent: Friday, July 11, 2014 4:29 PM To: [email protected] Subject: Re: Random Forest Implementation training is too slow for 2 GB of data
R u working off if trunk? Mahout version?? Sent from my iPhone > On Jul 11, 2014, at 6:53 AM, Stuti Awasthi <[email protected]> wrote: > > Hi all, > > I have some 2 GB of data and tried to execute RF with no of trees = 10 and > maxsplitsize as 90 MB. The execution takes too much time. > I have also tried with #of trees =2, then it takes less time but gives > accuracy <50% If I use less data with greater no of trees , then > output accuracy is >90% > > Is there any tuning to execute it quickly with optimal no of trees for > accuracy > 80%. > > > Please suggest > > Thanks > Stuti Awasthi > > > ::DISCLAIMER:: > ---------------------------------------------------------------------- > ---------------------------------------------------------------------- > -------- > > The contents of this e-mail and any attachment(s) are confidential and > intended for the named recipient(s) only. > E-mail transmission is not guaranteed to be secure or error-free as > information could be intercepted, corrupted, lost, destroyed, arrive > late or incomplete, or may contain viruses in transmission. The e mail and > its contents (with or without referred errors) shall therefore not attach any > liability on the originator or HCL or its affiliates. > Views or opinions, if any, presented in this email are solely those of > the author and may not necessarily reflect the views or opinions of > HCL or its affiliates. Any form of reproduction, dissemination, > copying, disclosure, modification, distribution and / or publication of this > message without the prior written consent of authorized representative of HCL > is strictly prohibited. If you have received this email in error please > delete it and notify the sender immediately. > Before opening any email and/or attachments, please check them for viruses > and other defects. > > ---------------------------------------------------------------------- > ---------------------------------------------------------------------- > --------
