Re: [Wekalist] How to generate artifiial data based on the attributevalue distribution of a given dataset?
by Hans van Rijnberk , Assort Vision, Utrecht

Hi
Why not use use a spreadsheet like Excel (uses Excel functions to generate
your data)? Save the worksheet as xls and the results as csv file (attribute
names on top, class eg in the last column. Import with weka csv-reader. be
ware for the position af the class label.
Hans
At 06:58 PM 28/07/2005 -0400, Zhang Yan wrote:
>I want to generate an artificial instance in the following way:
>
>1. The attributes in the given dataset are assumed independent.
>2. For a nominal attribute, I compute the probability of cccurrence of
>each distinct value in its domain and generate values for the new
>instance based on this distribution.
>
>Dose Weka have such Class to generate instances?
>
>// bow, thanks for your reply!
>
>Yan
>
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Hans van Rijnberk
JRijnberk(a)wanadoo.nl