diff --git a/.gitignore b/.gitignore
index d8d4011..31e0072 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,5 @@
 .#softROC.m
 
 softROC_settings.plist
+
+softROC_settings.plist
diff --git a/README.md b/README.md
index 697578c..ddac7fc 100644
--- a/README.md
+++ b/README.md
@@ -9,4 +9,5 @@ Released under the Creative Commons License 3.0 Attribution (CC BY 3.0)
 http://creativecommons.org/licenses/by/3.0/
 
 Attribution text:
-softROC program initially written by Hyatt Moore, IV
\ No newline at end of file
+
+Moore IV, Hyatt E., Olivier Andlauer, Noah Simon, and Emmanuel Mignot. "Exploring medical diagnostic performance using interactive, multi-parameter sourced receiver operating characteristic scatter plots." Computers in biology and medicine 47 (2014): 120-129.
diff --git a/sample_data.xls b/sample_data.xls
index b090f61..21c0c2a 100755
Binary files a/sample_data.xls and b/sample_data.xls differ
diff --git a/softROC.m b/softROC.m
index 7669782..b76408b 100644
--- a/softROC.m
+++ b/softROC.m
@@ -241,8 +241,34 @@ function push_select_file_Callback(hObject, eventdata, handles)
      try
          
         [number,txt,raw]=xlsread(full_filename,1,'','basic');
+        
+        settings = handles.user.settings;
+        
+
+        %exclude bad rows on launch?     
+        if(settings.exclude_number_data)
+            numRows = size(raw,1)-1;
+            numCols = size(raw,2);
+            bad_rows =  false(numRows,1);
+            for k=1:numCols                
+                data = raw(2:end,k);
+                if(iscellstr(data))
+                    
+                else
+                    bad_rows =  bad_rows | feval(settings.binop_number,cell2mat(data),settings.exclude_number_value);
+                end
+
+            end
+            
+            bad_rows = [false;bad_rows];
+            raw(bad_rows,:) = [];
+        end
+        
         handles.user.filename = filename;
         
+        
+        
+        
         numCols = size(raw,2);
         unique_ind = false(1,numCols);
         unique_vals = cell(1,numCols);
@@ -314,8 +340,13 @@ function push_select_file_Callback(hObject, eventdata, handles)
         
      catch ME
          disp(ME.message);
-         disp('There was an error loading the file.  Verify its integrity and Excel format.');
-         disp('If error invovles ''biffparse'' try saving the XLS file using Microsoft Excel 95 format.');
+         if(isempty(handles.controls.indices))
+             disp('There was an error loading the file.  At least one column must contain two, and only two unique indices to represent the gold standard evaluation');
+         else
+             disp('There was an error loading the file.  Verify its integrity and Excel format.');
+             disp('If error invovles ''biffparse'' try saving the XLS file using Microsoft Excel 95 format.');
+             
+         end
          
          set(handles.text_filename,'string','The file could not be loaded - please verify its format','enable','inactive');
      end
diff --git a/softROC_file_log.txt b/softROC_file_log.txt
index 0b91a03..af63746 100644
--- a/softROC_file_log.txt
+++ b/softROC_file_log.txt
@@ -8,3 +8,11 @@
 	Gold Standard = Dx	Positivity Value = 1.00
 	     	HCRT_5_6_-_6_8	>= [1.00 : 100.00]  
 	AND  	HCRT_8_7_-_9_9	>= [1.00 : 100.00]  
+
+18-Feb-2014 11:53:09	/Users/hyatt4/Google Drive/work/softROC requests/result - alberto.txt
+	Gold Standard = IsIt0	Positivity Value = 1.00
+	     	Prediction	< [0.00 : 20000.00]  
+
+18-Feb-2014 12:07:58	/Users/hyatt4/Google Drive/work/softROC requests/result - alberto_strong vs weak or not.txt
+	Gold Standard = IsIt2	Positivity Value = 1.00
+	     	Prediction	< [0.00 : 20000.00]