Re: verification of a cross-validation workflow

That looks fine to me. Of course, the ModelPerformanceChart is optional assuming you just want to see summary statistics.

Cheers,
Eibe

> On 13/01/2022, at 2:53 AM, Pretnar, Ajda <[email protected]> wrote:
> 
> Dear Weka community,
> 
> I am writing a section on software comparison and I wish to describe Weka accurately, so I am turning to the community for help. I am a complete novice. I wish to build the simplest k-fold cross-validation workflow possible, preferably within a visual programming environment.
> If I understand correctly, the visual programming environment would correspond to the KnowledgeFlow Environment?
> 
> <Weka_KnowledgeFlow_workflow.png>
> 
> Would the above image accurately (and not redundantly) represent a simple 10-fold cross-validation with Random Forest? The end goal is to observe the ROC curves, confusion matrix and evaluation scores.
> 
> Also, I am wondering whether Weka has any component/node recommendations? Either user- or rule-based?
> 
> Thank you so much for your input!
> 
> Sincerely,
> Ajda
> 
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