From 05386e748270c337c66f6f379317ea4b25905236 Mon Sep 17 00:00:00 2001
From: Christoph Helma <helma@in-silico.ch>
Date: Wed, 4 May 2016 19:24:42 +0200
Subject: first reasonable results for nanoparticle crossvalidation

---
 lib/validation-statistics.rb | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'lib/validation-statistics.rb')

diff --git a/lib/validation-statistics.rb b/lib/validation-statistics.rb
index c6b2a07..b7c95f6 100644
--- a/lib/validation-statistics.rb
+++ b/lib/validation-statistics.rb
@@ -63,16 +63,15 @@ module OpenTox
     end
 
     def self.regression predictions
-      # TODO: prediction intervals
       rmse = 0
       mae = 0
       x = []
       y = []
       predictions.each do |cid,pred|
         if pred[:value] and pred[:measured] #and pred[:measured] != [nil]
-          x << -Math.log10(pred[:measured].median)
-          y << -Math.log10(pred[:value])
-          error = Math.log10(pred[:value])-Math.log10(pred[:measured].median)
+          x << pred[:measured].median
+          y << pred[:value]
+          error = pred[:value]-pred[:measured].median
           rmse += error**2
           mae += error.abs
         else
-- 
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