From 769d7d1245beb0c3d3587bf7357e2bc6fdbbab3f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Johannes=20Sch=C3=B6nberger?= <jschoenberger@demuc.de>
Date: Sun, 26 May 2013 12:20:37 +0200
Subject: [PATCH] Fix invalid index of reference

---
 doc/examples/applications/plot_rank_filters.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/examples/applications/plot_rank_filters.py b/doc/examples/applications/plot_rank_filters.py
index c182671d..31284226 100644
--- a/doc/examples/applications/plot_rank_filters.py
+++ b/doc/examples/applications/plot_rank_filters.py
@@ -361,7 +361,7 @@ The example compares the local threshold with the global threshold
     Local thresholding is much slower than global one. There exists a function
     for global Otsu thresholding: `skimage.filter.threshold_otsu`.
 
-.. [1] http://en.wikipedia.org/wiki/Otsu's_method
+.. [4] http://en.wikipedia.org/wiki/Otsu's_method
 
 """