I have tried to implement below code like , but i got error here matrix class="vector" how i can initialize ?
if true
  % code
docNode = com.mathworks.xml.XMLUtils.createDocument('lipreading');
     docRootNode = docNode.getDocumentElement;
     thisElement = docNode.createElement('id');
     thisElement.appendChild(docNode.createTextNode(combinedStr));
     docRootNode.appendChild(thisElement);
      matrix_thisElement = docNode.createElement('matrix class="vector"');
      vector_thisElement = docNode.createElement('vector');
      left_int_thisElement = docNode.createElement('int');
      left_int_value_thisElement = docNode.createElement(handles.upper_distance_X);
      docRootNode.appendChild(left_int_value_thisElement);
      docRootNode.appendChild(left_int_thisElement);
      docRootNode.appendChild(vector_thisElement);
     docRootNode.appendChild(matrix_thisElement);
      xmlFileName = ['tempname','.xml'];
  xmlwrite(xmlFileName,docNode);
  edit(xmlFileName);
end

