Path: news.mathworks.com!not-for-mail
From: "Ja-yun " <silodraw@gmail.com>
Newsgroups: comp.soft-sys.matlab
Subject: how to find the rotation angle of two template?
Date: Fri, 28 May 2010 10:48:04 +0000 (UTC)
Organization: The MathWorks, Inc.
Lines: 12
Message-ID: <hto714$m3d$1@fred.mathworks.com>
Reply-To: "Ja-yun " <silodraw@gmail.com>
NNTP-Posting-Host: webapp-02-blr.mathworks.com
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 8bit
X-Trace: fred.mathworks.com 1275043684 22637 172.30.248.37 (28 May 2010 10:48:04 GMT)
X-Complaints-To: news@mathworks.com
NNTP-Posting-Date: Fri, 28 May 2010 10:48:04 +0000 (UTC)
X-Newsreader: MATLAB Central Newsreader 2369426
Xref: news.mathworks.com comp.soft-sys.matlab:640120

i want to find the rotation angle of the contents in two template

i tried radon transform method, but it doesn't work for 
fig 1 http://img231.imageshack.us/img231/7269/dogk.png
and 
fig 2 http://img541.imageshack.us/img541/5199/dog90.png

instead , it works for fig1 and 
fig 3 http://img706.imageshack.us/img706/1601/dog45.png
, and the angle can be found

Is there  any way to find a rotation angle between fig1 and fing 2?  thanks a million