Re: Binary values to numeric

Hello Eibe

I performed the steps and the output feature (whose value was 'Defective'
before) changed to 'Defective=no'..  Why it is so and how to exclude this
=no from the output feature ?

Warm regards

On Sun, Jun 13, 2021 at 10:49 AM Neha gupta <[email protected]>
wrote:

> Thank you Eibe..
>
> If there are also some input features of type Nominal, then in order to
> just convert the output feature to binary (leaving input features as it
> is), do we need to specify the "Number" of output feature in
> 'attributIndices' textbox? I mean instead of first-last, we should specify
> the address of the output features like 15 ?
>
> Warm regards
>
> On Sun, Jun 13, 2021 at 5:02 AM Eibe Frank <[email protected]> wrote:
>
>> You can do this with the weka.unsupervised.attribute.NominalToBinary
>> filter. However, in the Preprocess tab of the Explorer, you will need to
>> unset the class attribute first, before applying the filter, because the
>> filter skips the class attribute by default.
>>
>> To unset the class, use the menu that pops up when you click on the
>> widget  ("combo box") to the left of the "Visualize all" button. Pick the
>> first entry in the menu, named "No class".
>>
>> Cheers,
>> Eibe
>>
>> On Sun, Jun 13, 2021 at 2:54 PM Neha gupta <[email protected]>
>> wrote:
>>
>>> How can I convert my output variable values (Yes and No) to 0 and 1 in
>>> Weka explorer.
>>>
>>> Warm regards
>>> Neha
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