From: Pavel Charvat <pavel.charvat@netcentrum.cz>
Date: Tue, 22 Aug 2006 16:05:41 +0000 (+0200)
Subject: image_signatures_dist() returns a distance, not a measure of similarity
X-Git-Tag: holmes-import~595
X-Git-Url: http://mj.ucw.cz/gitweb/?a=commitdiff_plain;h=58766b2c012f9db35141b01c6c3ac41a15149430;p=libucw.git

image_signatures_dist() returns a distance, not a measure of similarity
---

diff --git a/images/sig-cmp.c b/images/sig-cmp.c
index 0dccfb4d..4e37bbff 100644
--- a/images/sig-cmp.c
+++ b/images/sig-cmp.c
@@ -107,5 +107,5 @@ image_signatures_dist(struct image_signature *sig1, struct image_signature *sig2
   DBG("measure=%.4f", measure / (double)(1 << (3 + 3 + 8 + 16)));
 #endif
 
-  return measure;
+  return (1 << (3 + 3 + 8 + 16)) - measure;
 }