--- modules/features2d/src/matchers.cpp.orig	2011-02-15 01:11:51.697650174 +0100
+++ modules/features2d/src/matchers.cpp	2011-02-15 01:12:08.075336534 +0100
@@ -566,7 +566,7 @@
         //matcher->flannIndex;
         matcher->addedDescCount = addedDescCount;
         matcher->mergedDescriptors = DescriptorCollection( mergedDescriptors );
-        transform( trainDescCollection.begin(), trainDescCollection.end(),
+        std::transform( trainDescCollection.begin(), trainDescCollection.end(),
                    matcher->trainDescCollection.begin(), clone_op );
     }
     return matcher;
@@ -631,7 +631,7 @@
 {
     pointCount = collection.pointCount;
 
-    transform( collection.images.begin(), collection.images.end(), images.begin(), clone_op );
+    std::transform( collection.images.begin(), collection.images.end(), images.begin(), clone_op );
 
     keypoints.resize( collection.keypoints.size() );
     for( size_t i = 0; i < keypoints.size(); i++ )
--- modules/features2d/include/opencv2/features2d/features2d.hpp.orig	2011-02-15 01:13:20.900467130 +0100
+++ modules/features2d/include/opencv2/features2d/features2d.hpp	2011-02-15 01:13:33.638144017 +0100
@@ -2076,7 +2076,7 @@
     BruteForceMatcher* matcher = new BruteForceMatcher(distance);
     if( !emptyTrainData )
     {
-        transform( trainDescCollection.begin(), trainDescCollection.end(),
+        std::transform( trainDescCollection.begin(), trainDescCollection.end(),
                    matcher->trainDescCollection.begin(), clone_op );
     }
     return matcher;