You have the definition there already, what are you asking?
On Jan 15, 2013 5:58 PM, Zia mel ziad.kame...@gmail.com wrote:
Hi again ,
When evaluting preferences in recommenders and using
RMSRecommenderEvaluator, is it RMSE/RMSD
http://en.wikipedia.org/wiki/Root_mean_square_deviation
If we
the RMSE will vary depending on the range of data. For example if the
range of ratings is 0-1 it will be different when it is 1-10 . So my
question is that is there a way to say that the predicting rate is X%
instead of saying that the RMSE is 1 or 2 ? So I suggested diving the
RMSE/range to get