[pymvpa] New Elastic Net classifier

Yaroslav Halchenko debian at onerussian.com
Fri Aug 14 12:25:27 UTC 2009


Hi Patrik,

ENET had been failing on us in many cases, so we even do not add it into
classifier/regressions warehouse.  You should be better off using GLMNET

Sorry about that ;)

Cheers
Yarik

On Thu, 13 Aug 2009, patrik andersson wrote:

> Hi,
> I am trying to get the ENET working but get some error. I guess its a
> rpy problem (?), but thought I'll take a chance and reply to this
> thread.
> Code snippet:

> clf = FeatureSelectionClassifier(
>         ENET(lm=1.0,trace=False,normalize=False),
>         SensitivityBasedFeatureSelection(
>             OneWayAnova(),
>             FractionTailSelector(0.05,mode='select',tail='upper')),
>         descr="apa",
>         enable_states = ['feature_ids'])

> terr = TransferError(clf)
> cvterr = CrossValidatedTransferError(terr,
>                                      NFoldSplitter(cvtype=5),
>                                      enable_states=['confusion','harvested'])

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