From b86b167aae7d19bc8694d7ad21eae5b58cef81b7 Mon Sep 17 00:00:00 2001
From: Joe Zhao <ztuowen@gmail.com>
Date: Mon, 25 May 2015 13:06:27 +0800
Subject: full pairs cont.

---
 tools/dataProvider.h | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/tools/dataProvider.h b/tools/dataProvider.h
index 07f1989..9682649 100644
--- a/tools/dataProvider.h
+++ b/tools/dataProvider.h
@@ -128,13 +128,18 @@ public:
         a=x/q;
         b=x%q;
         Eigen::VectorXd *id,*oth;
-        id = &(uniq[a]->feature);
         if (single)
+        {
+            id = &(uniq[a]->feature);
             oth = &(other[b]->feature);
-        else if (b<a)
-            oth = &(all[b]->feature);
-        else
-            oth = &(all[b+1]->feature);
+        }
+        else {
+            id = &(all[a]->feature);
+            if (b<a)
+                oth = &(all[b]->feature);
+            else
+                oth = &(all[b+1]->feature);
+        }
         return (*id-*oth).cwiseAbs();
     };
     inline double getVecDot(int x,const Eigen::VectorXd &w)
@@ -197,7 +202,7 @@ public:
             oth = all[b]->rank;
         else
             oth = all[b+1]->rank;
-        if (fabs(oth - id) < 1e-5)
+        if (std::fabs(oth - id) < 1e-5)
             return 1;
         return -1;
     };
-- 
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