Highest Rated Posts

Telcontar120

April 22

Re: Ideal ratio with respect to scoring dataset and training dataset

The ideal ratio is to use cross validation. :) There is a reason this is considered the "gold standard" for validation. This approach ensures that 100% of the data is used in both training and testing. Otherwise you are inviting bias from random effects of which records are in your training set vs your testing set. I…

MarcoBarradas

March 31

Re: Easiest way to remove "count" in front of attribute name

@jhiKl this is the regex you need Let me explain * .* matches all the characters before the ( * \( escapes the "(" you are trying to find * (\w+) tells that you want to capture all the word characters \w+ until the next rule * Please notice the difference when you try to find a "(" =\( from when you are trying to capture…

Edin_Klapic

March 2

Re: replace hyphen

Hi @pb42 ,in the Replace Operator you need to use the expression ^-$ in the replace what parameter and replace it by Not indicated.That way only the single hyphens are replaced and the minuses (i.e. A-, B-,...) are kept.Short explanation: RapidMiner uses the Java RegEx functions: The ^ represents the beginning of a line,…

Latest Posts

RapidMiner Community

Discussion List

• COVID-19 board

  Announcement 1.2K views 42 comments 8 points Most recent by sara20 June 25Help
• Accessing a process definition and metadata

  Announcement 298 views 1 comment 22 points Most recent by BalazsBarany August 2019Knowledge Base
• Solutions for the tutorial challenges

  Responded But No Solution 324 views 4 comments 0 points Most recent by xmaanall 4:45PMHelp
• 2 X-axis and 2 Y-axis plot.

  New Question 3 views 0 comments 0 points Started by Process_Intern 3:23PM Help
• Converting text to numerical values with generate attributes

  Responded But No Solution 10 views 2 comments 0 points Most recent by Olivius 9:26AMHelp
• Number of Clusters for Support Vector Clustering (SVC)

  Responded But No Solution 25 views 2 comments 0 points Most recent by sara20 8:59AMHelp
• classification model - problem with date column

  Responded But No Solution 10 views 3 comments 0 points Most recent by mschmitz 4:33AMHelp
• Evaluation of Support Vector Clustering

  Responded But No Solution 32 views 4 comments 0 points Most recent by Muhammed_Fatih_ 4:11AMHelp
• What ate the definition of profit and gain?

  Responded But No Solution 14 views 3 comments 0 points Most recent by BalazsBarany 3:22AMHelp
• Feature Request: Web Service Sorting and QoL Improvements

  Responded But No Solution 8 views 1 comment 0 points Most recent by jpuente 2:38AMHelp
• What's definition of profits and gain?

  Responded But No Solution 12 views 2 comments 0 points Most recent by koichi July 2Help
• #Rapidminer Server Unable to start service.bat or standalone.bat during installation.

  New Question 9 views 1 comment 0 points Most recent by HaroSettingsun July 2Help
• Apply Model: Testing & Training Sets Differ

  Responded But No Solution 17 views 1 comment 0 points Most recent by Hyram July 2Help
• Error: I can't import a process that I created from an education license

  Solution Accepted 62 views 9 comments 0 points Most recent by GPR July 2Help
• multi label modeling operator - use several models

  Solution Accepted 7 views 4 comments 0 points Most recent by LeMarc July 2Help
• Operator Toolbox Extension Isn't Working

  Responded But No Solution 13 views 2 comments 0 points Most recent by mschmitz July 2Help
• how to ex

  New Question 39 views 0 comments 0 points Started by jerman July 2 Help
• Azure image RapidMiner Server 9.6 can't connect 8080 port

  Responded But No Solution 33 views 6 comments 0 points Most recent by jpuente July 2Help
• univariate time series forecasting

  Responded But No Solution 16 views 4 comments 0 points Most recent by Thiru July 1Help
• Generate Attribute to find 2nd and 3rd minimums

  Solution Accepted 32 views 2 comments 0 points Most recent by hbajpai July 1Help
• Como empezar con RapidMiner?

  Responded But No Solution 205 views 11 comments 0 points Most recent by cvalexanderc July 1Help
• La barra de resultados no funciona

  New Question 11 views 0 comments 0 points Started by HashOil July 1 Help
• Run forecast operator on STL decomposition

  Responded But No Solution 11 views 1 comment 0 points Most recent by Pavithra_Rao July 1Help
• How to deploy my own model?

  Responded But No Solution 18 views 1 comment 0 points Most recent by Pavithra_Rao July 1Help
• How to get F_score in Naive Bayes sentiment analysis

  New Question 3 views 0 comments 0 points Started by HeikoeWin786 July 1 Help
• Extract sentiment operator in RapidMiner

  Solution Accepted 42 views 5 comments 0 points Most recent by HeikoeWin786 July 1Help
• Problem with import of excel file

  16 views 5 comments 0 points Most recent by LeMarc July 1Help
• Apply Model in RapidMiner

  Solution Accepted 31 views 5 comments 1 point Most recent by Telcontar120 July 1Help
• Document for errors

  Solution Accepted 10 views 2 comments 0 points Most recent by sara20 July 1Help
• OR operator

  Responded But No Solution 21 views 2 comments 0 points Most recent by maryamshirzad June 30Help
• how to filter frequency bands and find their peaks?

  Responded But No Solution 30 views 1 comment 0 points Most recent by sara20 June 30Help
• How to compare two macro values in if statement

  Responded But No Solution 11 views 1 comment 0 points Most recent by kayman June 30Help