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How to setup LOGFILE and RESULTFULE on the server? 27 Aug 2013 | 01:06 pm

I do not know how to create a fresh new LOGFILE and RESULTFILE on the server. I would like to run all Processes on the server but be able to retrieve the results and logs over the net Dara

Re: [SOLVED] Generate Attributes - Strange issue 27 Aug 2013 | 11:57 am

I figured this out.....when you multiply real by int something weird happens to the data type. The way I fixed it is by having a "Format Numbers" operator after my first "Generate Attributes" operator...

Question abut: Sliding Window Validation... 27 Aug 2013 | 08:31 am

Hello folks, I would like to know something about the operator: Sliding Window Validation 1- The parameter: "training window step size" says it is: "Number of examples the window is moved after each ...

Can rapidminer do text mining which content is in Chinese 27 Aug 2013 | 08:04 am

Can rapidminer doing Chinese text mining? If yes, please give some examples on how much it can do.

How to remove features that appear rarely in training data? 26 Aug 2013 | 10:54 pm

Hello, I am using RapidMiner to classify some documents. Currently I want to apply a very simple feature selection technique, but I cannot find a method to do it. I just want to remove all attribu.....

Re: Linear Regression Outputs Question Marks 26 Aug 2013 | 07:36 pm

I tried running this as a Polynomial Regression and it ran, and gave output but when I went back to Linear it still just reports ?'s as the output.

Re: Aggregate and remove attributes 26 Aug 2013 | 03:35 pm

btw, yes my the attributes follows a certain naming scheme like time 01, time 02, time 03...

Running total column and RSQ 26 Aug 2013 | 01:49 pm

I am a little stuck and would appreciate guidance from anyone who can help. 1) is it possible to create a column that is a running total of another column. ie in excel the column cells would be B2=B1...

Question abut: Sliding Window Validation... 26 Aug 2013 | 11:29 am

Hello folks, I would like to know something about the operator: Sliding Window Validation 1- The parameter: "training window step size" says it is: "Number of examples the window is moved after each ...

Re: Generate Attributes - Strange issue 26 Aug 2013 | 03:44 am

Hi Nils, The calculation is inconsistent. For example, using the formula if(Amount==(Rate*Units),1,0) if(7==(7),1,0) will return 1 in some scenarios and 0 in others without a consistent pattern. It s...

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