From 9407fcd5c937370324764a08afd589f386e83b60 Mon Sep 17 00:00:00 2001 From: mguetlein Date: Wed, 6 Jul 2011 14:57:53 +0200 Subject: fix error when making regression validations w/o confidence --- lib/predictions.rb | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/predictions.rb b/lib/predictions.rb index 4e34c90..082ad10 100755 --- a/lib/predictions.rb +++ b/lib/predictions.rb @@ -146,9 +146,9 @@ module Lib delta = predicted_value - actual_value @sum_error += delta @sum_abs_error += delta.abs - @sum_weighted_abs_error += delta.abs*confidence_value + @sum_weighted_abs_error += delta.abs*confidence_value if @conf_provided @sum_squared_error += delta**2 - @sum_weighted_squared_error += (delta**2)*confidence_value + @sum_weighted_squared_error += (delta**2)*confidence_value if @conf_provided old_prediction_mean = @prediction_mean @prediction_mean = (@prediction_mean * (@num_predicted-1) + predicted_value) / @num_predicted.to_f -- cgit v1.2.3