Re: SVM Implementation for mahout?

2013-12-08 Thread Fernando Santos
arization it can > > cause the learning algorithm to fail (mahout'so logistic regression is > > regularized, btw). > > > > Empirical evidence dominates theory in this situation. > > > > Sent from my iPhone > > > > > On Dec 8, 2013, at 9:14

Re: SVM Implementation for mahout?

2013-12-08 Thread Fernando Santos
ssion... > > Best. > > Lucas. > On Dec 7, 2013 6:53 PM, "Fernando Santos" > wrote: > > > Hello Suneel, > > > > I want to check if any better performance is reached with SVM. > > > > I've been using naive bayes, but my data is quite u

Re: SVM Implementation for mahout?

2013-12-07 Thread Fernando Santos
7% accuracy. So maybe with SVM it could be better. 2013/12/7 Suneel Marthi > Any specific reasons u r looking for an SVM implementation only? > R u sure that those patches r still relevant given the codebase today? > > > > > > On Saturday, December 7, 2013 2:58 P

Re: Test naivebayes task running really slowly and not in distributed mode

2013-12-07 Thread Fernando Santos
hadoop. After that the algorithm started running in an acceptable time. 2013/12/2 Fernando Santos > Train and test set are in single files (part-r-0). Training file is > 30MB and testing file is 2MB. > > > 2013/12/2 Fernando Santos > >> Hello Ted, >> >&

Re: SVM Implementation for mahout?

2013-12-07 Thread Fernando Santos
//issues.apache.org/jira/browse/MAHOUT-227 > > /Manuel > > On 06.12.2013, at 19:14, Fernando Santos wrote: > > > Hello, > > > > Is there any tested SVM implementation for Mahout? > > > > Mahout in action says there is a sequential implementati

SVM Implementation for mahout?

2013-12-06 Thread Fernando Santos
Hello, Is there any tested SVM implementation for Mahout? Mahout in action says there is a sequential implementation, but "Experimental still". I couldn't find this implementation. Thanks -- Fernando Santos +55 61 8129 8505

Re: Test naivebayes task running really slowly and not in distributed mode

2013-12-02 Thread Fernando Santos
Train and test set are in single files (part-r-0). Training file is 30MB and testing file is 2MB. 2013/12/2 Fernando Santos > Hello Ted, > > No, the training ran also in one machine. What happens sometimes is that > each box execute one job one at a time, but not together. For

Re: Test naivebayes task running really slowly and not in distributed mode

2013-12-02 Thread Fernando Santos
ge is the input for the test run? > > Is it contained in a single file? > > > > > On Sat, Nov 30, 2013 at 11:22 AM, Fernando Santos < > fernandoleandro1...@gmail.com> wrote: > > > Hello everyone, > > > > I'm trying to do a text classification ta

Test naivebayes task running really slowly and not in distributed mode

2013-11-30 Thread Fernando Santos
Task: record buffer = 262144/327680 -- Fernando Santos +55 61 8129 8505

Re: Check if mahout is indeed running on Hadoop

2013-11-13 Thread Fernando Santos
gt; ./bin/mahout seqdirectory \ > -i ${WORK_DIR}/20news-all \ > -o ${WORK_DIR}/20news-seq -ow -xm sequential > > > Please give that a try. > > > > > > On Tuesday, November 12, 2013 5:57 PM, Fernando Santos < > fernandoleandro1...@gmail.com> wrote

Check if mahout is indeed running on Hadoop

2013-11-12 Thread Fernando Santos
help. Does anyone have any ideia? PS: I'm totally new to hadoop and mahout. -- Fernando Santos +55 61 8129 8505

Re: Mahout in one PC - multiple cores processor

2013-09-20 Thread Fernando Santos
o properly utilize the cores of your processor. > > > > Thanks, > > Parnab > > > > > > On Fri, Sep 20, 2013 at 5:27 PM, Fernando Santos < > > fernandoleandro1...@gmail.com> wrote: > > > > > Hello everyone, > > > > > >

Mahout in one PC - multiple cores processor

2013-09-20 Thread Fernando Santos
le to treat the different cores of my computer's processor as they were a cluster of other machines? Thanks! -- Fernando Santos +55 61 8129 8505