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From DB Tsai <dbt...@stanford.edu>
Subject Re: pyspark regression results way off
Date Mon, 16 Jun 2014 18:00:56 GMT
Is your data normalized? Sometimes, GD doesn't work well if the data
has wide range. If you are willing to write scala code, you can try
LBFGS optimizer which converges better than GD.

Sincerely,

DB Tsai
-------------------------------------------------------
My Blog: https://www.dbtsai.com
LinkedIn: https://www.linkedin.com/in/dbtsai


On Mon, Jun 16, 2014 at 8:14 AM, jamborta <jamborta@gmail.com> wrote:
> forgot to mention that I'm running spark 1.0
>
>
>
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> View this message in context: http://apache-spark-user-list.1001560.n3.nabble.com/pyspark-regression-results-way-off-tp7672p7673.html
> Sent from the Apache Spark User List mailing list archive at Nabble.com.

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