% Contact ydu@mrn.org (yhdu@nlpr.ia.ac.cn) or yong.fan@ieee.org for bugs or questions 
%
%======================================================================================
%
%  Copyright (c) 2012 Yuhui DU and Yong FAN
%  All rights reserved.
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% Redistribution and use in source or any other forms, with or without
% modification, are permitted provided that the following conditions are met:
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%    * Redistributions of source code must retain the above copyright notice,
%      this list of conditions and the following disclaimer.
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%      and/or other materials provided with the distribution.
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%    * Neither the names of the copyright holders nor the names of future
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%      software without specific prior written permission.
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% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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% LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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% (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
% SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
%=====================================================================================
