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Congratulations on getting a RapidMiner Certification Badge! Now let's see how you can share this with the world... STEP 1: GET YOUR RAPIDMINER OPEN BADGE SVG FILE You should have received an email f… (View Post)

Hello, I recently made an account using my school email to download rapidminer for use in my class, however I was not able to receive the verification email even though I resent it multiple times, I … (View Post)

Hi @Wasay, In order to work with Rapidminer, you need import or connect your process with a data sourse or dataset. a easy way is creating a sheet in excel or something similar with your data. Then u… (View Post)

Hi @Wasay, You have the word list or you need to extract it from a document using Text mining extension? If you have a csv or excel file with the data, you can import it and then apply a sort opertat… (View Post)

Hi phivu, have a look at the Create andApply Threshold operators. They should do the trick. ~Martin (View Post)

The guys at RapidMiner made a series of pretty awesome tutorial videos. This one here should answer your question: 16 Optimization of the Model Parameters (View Post)

Hi rapidminers, Alike topic has been discussed already in many threads here (yes I've read them all...) but still this is something which becomes pretty unclear eventually. Say, we have a binary clas… (View Post)

Hi, Well, that is indeed exactly the use case for the operator "Remap Binominals". There you define which one is the positive class and which one is the negative class. I have attached a sa… (View Post)

But based on modern data science best practice, you should be using Cross Validation and not Split Validation...there are very few cases left (if any) where a simple split validation is better than c… (View Post)

Hi @anms, you're doing the Nominal to Numerical before applying the SVM on the left side so the support vector machine model is built on changed data. However, the same processing is not being done o… (View Post)