MATRIX Helper function that handles the reading of MathML matrices in presentation format.
0001 function array = matrix( mathml ) 0002 %MATRIX Helper function that handles the reading of MathML matrices in 0003 %presentation format. 0004 0005 % Author: Ivan E. Cao-Berg (icaoberg@cmu.edu) 0006 % Created: May 8, 2007 0007 % Last Update: March 4, 2008 0008 % 0009 % Copyright (C) 2008 Center for Bioimage Informatics/Murphy Lab 0010 % Carnegie Mellon University 0011 % 0012 % This program is free software; you can redistribute it and/or modify 0013 % it under the terms of the GNU General Public License as published 0014 % by the Free Software Foundation; either version 2 of the License, 0015 % or (at your option) any later version. 0016 % 0017 % This program is distributed in the hope that it will be useful, but 0018 % WITHOUT ANY WARRANTY; without even the implied warranty of 0019 % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 0020 % General Public License for more details. 0021 % 0022 % You should have received a copy of the GNU General Public License 0023 % along with this program; if not, write to the Free Software 0024 % Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 0025 % 02110-1301, USA. 0026 % 0027 % For additional information visit http://murphylab.web.cmu.edu or 0028 % send email to murphy@cmu.edu 0029 0030 noRows = 0; 0031 noColumns = 0; 0032 0033 % Calculate the number of rows 0034 for i=2:1:length(mathml)-1 0035 if( findstr( mathml{i}, 'arrayrow' ) ) 0036 noRows = noRows + 1; 0037 end 0038 end 0039 noRows = noRows/2; 0040 0041 % Calculate the number of columns 0042 for i=2:1:length(mathml)-1 0043 if( findstr( mathml{i}, 'cn' ) ) 0044 noColumns = noColumns + 1; 0045 end 0046 end 0047 noColumns = noColumns / noRows; 0048 0049 % Create an empty matrix of fixed size 0050 array = zeros( noRows, noColumns ); 0051 0052 % Fill the empty matrix 0053 temp = []; 0054 for i=2:1:length(mathml)-1 0055 if( findstr( mathml{i}, 'cn' )); 0056 delimiter = findstr( mathml{i}, '<' ); 0057 temp = [temp, str2double(mathml{i}(5:delimiter(2)-1))]; 0058 end 0059 end 0060 0061 counter = 1; 0062 for i=1:1:noRows 0063 for j=1:1:noColumns 0064 array(i,j)=temp(counter); 0065 counter = counter + 1; 0066 end 0067 end 0068 end%matrix