From 3b9f1972dd2c0874c5845b68f9bd7f955b6d67eb Mon Sep 17 00:00:00 2001
From: Patrick Simianer <p@simianer.de>
Date: Mon, 27 May 2013 20:56:57 +0200
Subject: fix

---
 training/dtrain/dtrain.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/training/dtrain/dtrain.cc b/training/dtrain/dtrain.cc
index e1d5a2d4..0ee2f124 100644
--- a/training/dtrain/dtrain.cc
+++ b/training/dtrain/dtrain.cc
@@ -378,7 +378,7 @@ main(int argc, char** argv)
           margin = std::numeric_limits<float>::max();
         } else {
           rank_error = it->first.model <= it->second.model;
-          margin = fabs(fabs(it->first.model) - fabs(it->second.model));
+          margin = fabs(it->first.model - it->second.model);
           if (!rank_error && margin < loss_margin) margin_violations++;
         }
         if (rank_error) rank_errors++;
-- 
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