mahout-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From vaibhav srivastava <vaibhavcs...@gmail.com>
Subject Re: Mahout LDA issue: small word probability in each topic
Date Fri, 22 Aug 2014 11:00:48 GMT
What is your dictionary size. Lot of things depend on it. When we calculate
final probability
On 22 Aug 2014 14:27, "Wei Li" <wei.lee04@gmail.com> wrote:

> Hi All:
>
>     I have successfully compiled the Mahout 0.9 on Hadoop and submit the
> LDA CVB model, most of the parameters are set to default values and the
> --maxIter is set to 25. After we got the model, we found that the word
> probability in each topic is quite small, most of them are about 0.00001
> equally, is it OK? can we change the alpha and beta to change the word
> distribution in each topic? thanks all :)
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message