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Need Help: Using scripts, how to select and generate model nugget(s) in Binary Classifier node output

Last post 08-11-2008, 20:17 by jiangjixiu. 4 replies.
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  •  08-10-2008, 9:59 8202

    Need Help: Using scripts, how to select and generate model nugget(s) in Binary Classifier node output

    Hi,

      Can yun instruct me:
          Using scripts, how to select and generate one or more model nuggets in the Binary Classifier Results output that is generated by automated model: Binary Classifier in SPSS Clementine v11.1?
         Looking forward to hearing from you.
     
    Thanks!

  •  08-10-2008, 16:21 8204 in reply to 8202

    Re: Need Help: Using scripts, how to select and generate model nugget(s) in Binary Classifier node output

    Hi,

    There is an old post that has a very similar example;
    http://www.kdkeys.net/forums/thread/4369.aspx


    And an improved version by Michelle;
    http://www.kdkeys.net/forums/thread/4554.aspx

    Using the new Classifier nodes to create multiple models won't alter how you could test the models and choose the 'best' one.

    Cheers

    Tim

  •  08-10-2008, 21:16 8205 in reply to 8204

    Re: Need Help: Using scripts, how to select and generate model nugget(s) in Binary Classifier node output

    Hi,Tim,

         Thank you very much!!!  For a model node ,such as, C5.0, its output object name is c50output. After executed it, Clementine can automatically generate a model nugget and put it in Model Palette. Please tell me, how binaryclassifiernode does the same and what its output object name?  and how to select a generated model in its output object (Binary Classifier Results window) and operate its output object menu by scripting?

        Thank you for your speedy reply!!

    Jiang

  •  08-11-2008, 19:09 8207 in reply to 8205

    Re: Need Help: Using scripts, how to select and generate model nugget(s) in Binary Classifier node output

    Good question!

    I have just started using Clementine 12.0.2 myself, and I have found many problems like this.

    I would suggest sending this to SPSS Tech Support.  It looks like a oversight in UI design to me.  

    The binary classifier only creates multiple models of neural nets, c5, cart etc etc.  It doesn't create any of it 'own' model output.  So, you can create a model not using binary classifier and use scripting to add the model to the stream.

    To be honest I probably wouldn't use the binary classifier with scripting.

    Cheers

    Tim

     

  •  08-11-2008, 20:17 8208 in reply to 8207

    Re: Need Help: Using scripts, how to select and generate model nugget(s) in Binary Classifier node output

    Hi,Tim,

          Thank you very much!!  If you get any suggestion from SPSS Tech Support, please let me know. Now, I script binary models one by one and eveluate them according to your instruction. 

         Thanks a lot!!

     Jiang

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