SearchResults<?> res = tsr;
String schema = null;
if ( ! TreebaseUtil.isEmpty(request.getParameter("recordSchema")) ) {
schema = request.getParameter("recordSchema");
if ( schema.equals("tree" ) ) {
res = tsr.convertToTrees();
}
else if ( schema.equals("matrix") ) {
res = tsr.convertToMatrices();
}
else if ( schema.equals("study") ) {