Also the NearestCentroid classifier do not have decision_function !
>In some cases, you can get more information from
classifier.decision_function().
On 28 July 2014 20:43, Josh Vredevoogd <[email protected]> wrote:
> In some cases, you can get more information from
> classifier.decision_function(). The output will not be a probability but
> can still be more useful than the binary result -- I'm thinking of
> meta-classifiers or classifier evaluation. Caveat: there are likely gotchas
> in going this direction if you don't know how the classifier works.
>
>
> On Mon, Jul 28, 2014 at 11:14 AM, Lars Buitinck <[email protected]>
> wrote:
>
>> 2014-07-28 18:39 GMT+02:00 Sheila the angel <[email protected]>:
>> > For the classifier which do not provide probability estimate of the
>> class
>> > (gives error 'object has no attribute predict_proba " ), is there any
>> easy
>> > way to calculate the posterior probability?
>>
>> No. If there were, we would have implemented predict_proba.
>>
>> (Or yes, but it's always zero or one.)
>>
>>
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