THe jpmml stuff seems reasonable as well. Basically, they use jax to generate gobs of classes and then cherry-pick structures that they need.
Logistic regression can be a special case of neural nets. There is also (I think) a specific PMML structure for them. On Sun, Dec 9, 2012 at 1:22 AM, Grant Ingersoll <[email protected]> wrote: > > On Dec 6, 2012, at 9:46 PM, Marty Kube wrote: > > > I'd work on model import before export. It seems to me that mahout has > the scalable execution platform. Being able to import a model might be > nice for cross-validation/QA against a model developed on a less scalable > platform. > > Makes sense to me. Import should be relatively easy. Have a look at the > Weka converter and the Lucene one. > > > > > On 12/06/2012 08:28 AM, Simon Vocella wrote: > >> Ok , have you got already an idea? > >> > >> On Thu, Dec 6, 2012 at 12:49 PM, Grant Ingersoll <[email protected] > >wrote: > >> > >>> I'd like to see PMML support where it makes sense. > >>> > >>> On Dec 5, 2012, at 1:12 PM, Simon Vocella wrote: > >>> > >>>> Hi All, > >>>> > >>>> sorry for the delay! > >>>> > >>>> I see mahout and for me it's very good :) > >>>> > >>>> If you have some request like PMML I can try to add functionality and > add > >>>> request by github! > >>>> > >>>> Btw for me the only package that is a little mess is > >>>> > >>> > https://github.com/apache/mahout/tree/trunk/math/src/main/java/org/apache/mahout/math > >>> , > >>>> is it really used? > >>>> > >>>> Simon > >>>> > >>>> On Sun, Nov 18, 2012 at 9:57 PM, Ted Dunning <[email protected]> > >>> wrote: > >>>>> Sounds fantastic. > >>>>> > >>>>> File a JIRA with suggested improvements. Go for it! > >>>>> > >>>>> On Sun, Nov 18, 2012 at 8:04 AM, Simon Vocella <[email protected]> > >>> wrote: > >>>>>> Hi Grant, > >>>>>> > >>>>>> Ok maybe i can start to code cleanup and refactoring some parts in > >>> Mahout > >>>>>> to became more confident with the code. > >>>>>> I have spent many years to do refactoring for huge, and sometimes > old, > >>>>> java > >>>>>> project. > >>>>>> > >>>>>> After that if my interest grow up I can help to add some features > like > >>>>>> PMML! > >>>>>> > >>>>>> Simon > >>>>>> > >>>>>> On Sun, Nov 18, 2012 at 2:20 PM, Grant Ingersoll < > [email protected] > >>>>>>> wrote: > >>>>>>> On Nov 18, 2012, at 8:01 AM, Simon Vocella wrote: > >>>>>>> > >>>>>>>> Ok thanks Grant, > >>>>>>>> > >>>>>>>> i already see that link and before the link > >>>>>>>> > >>> > https://issues.apache.org/jira/secure/IssueNavigator.jspa?reset=true&jqlQuery=labels+%3D+MAHOUT_INTRO_CONTRIBUTEdoesn't > >>>>>>>> work! > >>>>>>>> Btw all bugs listed in that link are closed or resolved.. so I > >>>>> thinked > >>>>>> to > >>>>>>>> write in the mailing list > >>>>>>> Ah, yeah, would be good for us to go through and mark some more as > >>>>> INTRO. > >>>>>>> Are there particular things you are interested in? In general, we > are > >>>>>>> focused on code cleanup and documentation as we try to get to a 1.0 > >>>>>>> release, so contributions that make Mahout easier/cleaner to use > would > >>>>> be > >>>>>>> helpful. I also think refactorings that make it easier to use > Mahout > >>>>>>> programmatically would be good. If you have access to a cluster, > >>>>>>> testing/running at scale would be useful too. > >>>>>>> > >>>>>>> I could also see us adding support for PMML, which seems to have > some > >>>>>>> traction as an interoperability format, but that is just my 2 > cents. > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>>> Simon > >>>>>>>> > >>>>>>>> On Sun, Nov 18, 2012 at 1:39 PM, Grant Ingersoll < > >>>>> [email protected] > >>>>>>>> wrote: > >>>>>>>> > >>>>> https://cwiki.apache.org/confluence/display/MAHOUT/How+To+Contribute > >>>>>>>>> > >>>>>>>>> On Nov 18, 2012, at 5:25 AM, Simon Vocella wrote: > >>>>>>>>> > >>>>>>>>>> Hi, > >>>>>>>>>> > >>>>>>>>>> i want to subscribe as developer, and in my free time i want > help > >>>>> in > >>>>>>>>>> Mahout, is it possible? > >>>>>>>>>> > >>>>>>>>>> Can i have some guide from someone? > >>>>>>>>>> > >>>>>>>>>> Thanks in advance, > >>>>>>>>>> Simon > >>>>>>>>> -------------------------------------------- > >>>>>>>>> Grant Ingersoll > >>>>>>>>> http://www.lucidworks.com > >>>>>>>>> > >>>>>>>>> > >>>>>>>>> > >>>>>>>>> > >>>>>>>>> > >>>>>>> -------------------------------------------- > >>>>>>> Grant Ingersoll > >>>>>>> http://www.lucidworks.com > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>> > >>> -------------------------------------------- > >>> Grant Ingersoll > >>> http://www.lucidworks.com > >>> > >>> > >>> > >>> > >>> > > > > -------------------------------------------- > Grant Ingersoll > http://www.lucidworks.com > > > > >
