diff options
author | mguetlein <martin.guetlein@gmail.com> | 2011-07-06 14:57:53 +0200 |
---|---|---|
committer | mguetlein <martin.guetlein@gmail.com> | 2011-07-06 14:57:53 +0200 |
commit | 9407fcd5c937370324764a08afd589f386e83b60 (patch) | |
tree | 516a274a692e55dbbe5bfa9f439ccc536627b452 | |
parent | d51a6d01d2a54512f1969e3ef98f5beb24c643e9 (diff) |
fix error when making regression validations w/o confidence
-rwxr-xr-x | lib/predictions.rb | 4 |
1 files 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 |